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building materials industry indispensable good material

admin / 2023-10-20 / no Comments

Amazing! The best building material for the industry.

Cement foam board is widely used. Its superior performance can be seen in:

Achieving good fire insulation performance

Cement foam The board is classified as a non-combustible, inorganic thermal insulating material of class A. It can maintain its integrity even at high temperatures and improve the fire performance. Closed porosity is more than 95%. It has excellent thermal insulation properties.

Sound insulation with excellent performance

Cement foam board can have a sound insulation coefficient greater than 45 decibels. This is due to the formation many independent, porous bubbles.

Lightweight seismic capacity

Cement foam board can resist a magnitude 9 earthquake by welding steel structure. Its density is about 250kg/cubic-meter.

Construction is efficient and convenient

Cement Foam Board can be easily constructed, requires a shorter construction period, does not require extra materials like sand or cement, is stackable and easy, uses less space and equipment, produces no waste, and doesn't require plastering. Cement Foam Board can be constructed in 60 minutes by three people, compared to the traditional block walls.

Strengthens the bonding and compression forces

The national testing agency has verified that the addition of special fibre increases the compressive force of the cement board. Its bending load can be up to three times its own weight (1.5x the national standards), the compression strength can reach 5MPa (3.5MPa for the national standards), and the hanging strength can exceed 1,500N (1,000N for the national standards).

Environment protection, energy savings and non-toxic and safe

Cement fly ash is used to make cement foam. It won't melt at high temperatures, and it doesn't emit any toxic gases. It's a material that is both environmentally friendly and safe. Cement foam board is not recyclable, and this fact has been recognized by the national industrialization policy.

Cement Foam Board is used widely in industrial plants with large spans, warehouses, machine garages of all sizes, stadiums exhibition halls airports large-scale utilities and mobile homes. It's also used as a wall insulation for residential walls, residential mezzanines as well as other construction engineering fields. The problems associated with foam insulation before have been overcome by cement foam board. These include poor thermal insulation properties, high thermal conduction, and cracking.

3D Printing Powder

Which is the best way to backfill a bathroom

admin / 2023-10-13 / no Comments

The backfilling of the bathroom is a crucial part of any renovation. Backfilling is an essential part of bathroom renovations. It serves many purposes, including protecting the pipeline and stopping leaks, improving the thermal insulation capability of the room, and more. In selecting bathroom materials, you should consider a number of factors depending on your specific situation. For example, take into account the performance and cost of backfill material as well the environmental impact.

There are five types of backfills available on the market: ceramic backfills (common slag), carbon slag slag slags, overhead slag slags and foam cement slags. There's some confusion over different backfills.

Backfilling with slag can be cheaper, but because it is heavy and can cause the slab to crack easily, this could lead to leaks.

It is cheaper to use overhead backfill because you don't need as much material.

Since a few decades, foam cement backfilling has been popular. But does it come with any disadvantages?

For your information, here are five bathroom backfill materials with their advantages and disadvantages and some selection advice:

Building debris backfill

Advantages:

The advantages of slag backfill are its lower cost, ease of construction and certain thermal insulation properties.

Disadvantages:

Backfilling with construction waste will damage the waterproof layer and the pipeline due to its sharp edges.

Recommendation:

Has been eliminated. This is not a method that should be used. It will cost too much for the family to backfill with construction debris. To protect the waterproofing of the ground, first use fine sand, then red bricks, to protect the pipeline. The backfill should be compacted in layers. Finally, mud-mortar to level the surface will provide good secondary drainage.

Carbon Dregs Backfill

Advantages:

Carbon slag as a backfill has many advantages, including its low cost, ease of construction, lightweight structure, good moisture absorption, and excellent moisture control.

Disadvantages:

The disadvantages of carbon dregs are that they are not stable enough. They can easily deform, fall off and be relatively flimsy.

Recommendation:

In recent years, carbon slag has rarely been chosen as a backfill in bathrooms due to its negatives.

Ceramic Backfill

Advantages:

Ceramic backfill has several advantages including high strength and corrosion resistance. It is also lightweight.

Disadvantages:

Before pouring in the ceramic, use lightweight bricks for layered partition. Divide the bathroom into several squares. Fill the squares with the ceramic, then place a reinforcing mesh with a diameter around one centimetre. Finally, level with cement mortar.

Suggestion: Look at your family's budget and take it into consideration.

Overhead Backfill

Advantages:

Backfilling with overhead backfill has many advantages, including its simplicity, stability, inability to deform and easy fall-off.

Disadvantages:

The labour cost of backfilling is higher because the construction cycle is longer. The bottom drain is located overhead and will make the sound of water more noticeable.

It is important to carefully consider whether the disadvantages of the situation outweigh any advantages.

Foamed Cement Backfill

Advantages:

Foamed cement is an increasingly popular backfill. It is also safe and eco-friendly. The raw material for cement foaming agents, plant-based fat acid, is both safe and environmentally friendly.

Benefits include good heat conservation, light weight, high strength and corrosion resistance. The backfilling process is greatly accelerated and reduced in cost, as it can be filled seamlessly and with very little effort.

Foamed cement can be mixed with cement and used to fix the pipe. If not, the pipe will easily float.

Disadvantages:

It is best to find a builder that has worked with foam cement or look up construction tutorials.

Suggestion:

The majority of people backfill their bathrooms with foamed-cement. Its advantages are still quite obvious.

The five types of backfill for bathrooms all have advantages and disadvantages. In order to choose the best material for your bathroom backfill, you should consider several factors. You must always consider the environmental aspect when choosing bathroom backfill materials to ensure the decor of the bathroom is safe and sustainable.

Molecular sieves

NSP-1 Molecular Sieve

admin / 2023-06-10 / no Comments

About NSP-1 Molecular Sieve:

NSP-1 molecular sieve is a crystalline silicon aluminate with developed three-dimensional pore structure and strong polarity.
It has strong ability to adsorb water molecules, so it is suitable for deep natural gas dehydration occasions.
It has large specific area, developed pores, large water adsorption capacity, high dehydration depth, almost no adsorption of CH4 and C2 or above raw gas in the dehydration process.

Orachemicals is a trusted global supplier of NSP-1 Molecular Sieve. We provide molecular sieve 5a, molecular sieve 3a, zeolite molecular sieve, molecular sieve 13x, molecular sieve 4a, lithium molecular sieve, oxygen molecular sieve. Feel free to send an inquiry to get the latest price, if you would like to buy in bulk.

Technical Parameter of NSP-1 Molecular Sieve:

Item Type	Unit	Spherical	Bar		Note
Diameter	mm	3-5mm	1-8’’	1-16’’	-
Static H2O Adsorption	%wt	≥21.5	≥21.5	≥21.5	25℃, saturated salt solution
Crush Strength	N	≥100	≥90	≥40	Average 25 beads
Bulk Density	g/ml	≥0.75	≥0.70	≥0.70	Tapped
Loss on Attrition	%wt	≤0.10	≤0.20	≤0.20	-
Particle Ratio	%	≥98	≥98	≥98	-
Package Moisture	%wt	≤1.50	≤1.50	≤1.50	575℃, 1hr

Applications of NSP-1 Molecular Sieve:

In the production of compressed natural gas (CNG) or liquefied natural gas (LNG), NSP-1 Molecular Sieve is used for deep dehydration, to prevent the equipment or pipelines from freezing and clogging during pressurization and liquefaction.

Generally, two or three tower processes are used, and two tower processes are used for longer periods. During production, one tower is in adsorption state and another is in activation regeneration state. During adsorption, the natural gas with high water content generally passes through the molecular sieve bed from top to bottom to reduce the disturbance of gas flow to the molecular sieve bed. When switching between adsorption and regeneration, the pressure-lowering and pressure-generating rates should be less than 0.3MPa/min.

Packing & Shipping of NSP-1 Molecular Sieve:

25kg/ carton;
55 gallon / sealed steel drum;
Orachemicals can customize different packaging according to customer requirements.

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NSP-1 Molecular Sieve Properties
Other Names	N/A
CAS No.	N/A
Compound Formula	N/A
Molecular Weight	N/A
Appearance	NA
Melting Point	N/A
Boiling Point	N/A
Density	N/A
Solubility in H2O	N/A
Exact Mass	N/A
NSP-1 Molecular Sieve Health & Safety Information
Signal Word	N/A
Hazard Statements	N/A
Hazard Codes	N/A
Risk Codes	N/A
Safety Statements	N/A
Transport Information	N/A

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Telluride Powder

Tungsten Telluride WTe2 Powder CAS 12067-76-4

admin / 2023-06-09 / no Comments

About Tungsten Telluride WTe2 Powder:
Tungsten telluride (WTe2) is a transitional metal chalcogenide with a layered structure. In its orthogonal cell, the tungsten chain presents a one-dimensional distribution along the A axis of the tellurium layer. It is a kind of non-magnetic semi-metallic material.
Tungsten telluride (WTe2) is an inorganic semimetallic compound. Tungsten ditelluride is found to have very large magnetoresistance: at a magnetic field of 0.5 Kelvin, 60 teslas, the resistance increases by 13 million %. The resistance is proportional to the square of the magnetic field, showing unsaturation. This may be because the material is the first example of a compensating semi-metal where the number of movable holes is equal to the number of electrons tungsten ditelluride has a layered structure similar to many other transition metal halogen compounds, but its layered structure is distorted, and many of them share a honeycombed lattice that is difficult to identify in WTe2. Instead, tungsten atoms form zigzag chains that are thought to behave as one-dimensional conductors. Unlike electrons in other two-dimensional semiconductors, electrons in WTe2 can easily move between layers
The magnetoresistance effect in WTe2 decreases under pressure. When the pressure exceeds 10.5 GPa, the magnetoresistance disappears and the material becomes a superconductor. At 13.0 GPa, the superconducting transition occurs below 6.5 K.
Two - and three-layer thick WTe2 have also been observed to be polar metals, and the theory of electrical polarization with metallic behavior and conversion suggests that polarization is caused by vertical charge transfer between layers, which in turn is caused by interlayer sliding. Orachemicals is a trusted global Tungsten Telluride WTe2 Powder supplier. Feel free to send an inquiry about the latest price of Tungsten Telluride at any time.

Product Performance of Tungsten Telluride WTe2 Powder :

Tungsten telluride is an inorganic compound with the chemical formula WTe2 and a gray black powder under normal temperature and pressure.

Technical Parameter of Tungsten Telluride WTe2 Powder :

Product Name	MF	Purity	Particle Size	Molecular Weight	Melting Point	Color
Tungsten Telluride	WTe2	99.99%	-100 mesh	439.04	1127℃	Gray Black

How is Tungsten Telluride WTe2 Powder Produced?
A preparation method for tungsten ditelluride includes mixing a tungsten raw material liquid consisting of the first solvent with complexing effect and tungsten raw material with a tellurium raw material liquid consisting of a second solvent with reducing effect and a tellurium raw material uniformly, reacting at high temperature under the protection of inert gas, and obtaining tungsten ditelluride after cooling.

Applications of Tungsten Telluride WTe2 Powder :
WTe2 powder for the semiconductor industry, copper indium gallium sulfur thin-film solar cells.

Storage Condition of Tungsten Telluride WTe2 Powder :
The damp reunion will affect WTe2 powder dispersion performance and using effects, therefore, tungsten telluride WTe2 powder should be sealed in vacuum packing and stored in cool and dry room, the tungsten telluride can not be exposure to air. In addition, the WTe2 powder should be avoided under stress.

Packing & Shipping of Tungsten Telluride WTe2 Powder :
We have many different kinds of packing which depend on the tungsten telluride WTe2 powder quantity.
Tungsten telluride WTe2 powder packing: vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Tungsten telluride WTe2 powder shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.

Tungsten Telluride Properties
Other Names	tungsten ditelluride, ditelluroxotungsten, bis(tellanylidene) tungsten, WTe2 powder
CAS No.	12067-76-4
Compound Formula	WTe2
Molecular Weight	439.04
Appearance	Gray Black Powder
Melting Point	1020℃
Boiling Point	N/A
Density	9.43 g/cm3
Solubility in H2O	N/A
Exact Mass	N/A


Tungsten Telluride Health & Safety Information
Signal Word	N/A
Hazard Statements	N/A
Hazard Codes	N/A
Risk Codes	N/A
Safety Statements	N/A
Transport Information	N/A

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Silicide Powder

Calcium Nitride Ca3N2 Powder CAS 12013-82-0

admin / 2023-06-07 / no Comments

About Calcium Nitride Ca3N2 powder
In most cases, calcium nitride is usually available in large volumes. Orachemicals provides a wide range of products for hydrogen storage research, advanced fuel cells, and battery applications. Hydrogen is easily produced from renewable energy sources and is the most abundant element in the universe. Hydrogen comes from many sources, such as solid fuels, water, and renewable materials. Hydrogen is non-polluting and will form harmless water during use. Challenges related to the use of hydrogen as an energy source include the development of safe, compact, reliable, and cost-effective hydrogen storage and transmission technology. Currently, hydrogen can be stored in three forms: compressed hydrogen, liquid hydrogen, and chemical storage. High purity, submicron and Nanopowder forms can be considered. Calcium nitride is the main raw material for high-end phosphors. This phosphor is more stable, has better performance, and has better effects at high temperature and high humidity. Last but not least, calcium nitride can also be used as a chemical treatment agent, which is the key to determining the performance of water-based mud. Feel free to send an inquiry to get the latest price if you would like to buy Calcium nitride in bulk.
How is Calcium Nitride Produced?
When calcium burns in the air, it forms Ca3N2 with the oxide CaO. The distilled fibrous metallic calcium is heated to 450°C in a purified nitrogen stream, and then the metallic calcium is nitrided into calcium nitride after 3-4 hours.
Depending on the preparation temperature, the obtained calcium nitride is black at 350°C, milky white at 350 to 1150°C, or golden yellow at 1150°C or higher. It is easy to identify the calcium nitride formed because it can react with moisture or water and produce calcium hydroxide and ammonia.
Applications of Calcium Nitride
Ca3N2 can be used for obtaining reactive nitride ions, Calcium hydride (a desiccant) can be produced by heating calcium nitride with hydrogen at temperatures above 350 °C.
Product Performance of Calcium Nitride Ca3N2 powder:
Calcium Nitride Ca3N2 powder possesses the characteristics of high purity and uniform particle size distribution.
Calcium nitride hydrolyzes to give calcium hydroxide and release ammonia, it dissolves in dilute acids and decomposes in alcohol.
Technical Parameter of Calcium Nitride Ca3N2 powder:

Product Name	MF	Purity	Particle Size	Melting Point	Density	Color
calcium nitride	Ca3N2	99%	5-10um	1195℃	2.67g/cm3	red-brown

Chemical Composition of Calcium Nitride Ca3N2 powder:

Ca3N2	N	Ca	Si	O	C	Fe
99%	13%	balance	0.05%	0.3%	0.05%	0.2%

Application of Calcium Nitride Ca3N2 powder:
Calcium nitride Ca3N2powder is the main raw materials of chemical reagents and high-end fluorescent powder.

Packing & Shipping of Calcium Nitride Ca3N2 powder :
We have many different kinds of packing which depend on the calcium nitride Ca3N2 powder quantity.
Calcium nitride Ca3N2 powder packing: vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Calcium nitride Ca3N2 powder shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.

Calcium Nitride Properties
Other Names	tricalcium nitride, Ca3N2 powder
CAS No.	12013-82-0
Compound Formula	Ca3N2
Molecular Weight	148.25
Appearance	Brown Powder
Melting Point	N/A
Boiling Point	N/A
Density	2.63 g/cm3
Solubility in H2O	N/A
Exact Mass	147.894


Calcium Nitride Health & Safety Information
Signal Word	Danger
Hazard Statements	H260-H314-H318
Hazard Codes	F, C
Risk Codes	11-29-34
Safety Statements	16-22-26-36/37/39-45
Transport Information	UN 3208 4.3/PG I

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Surfactant

Polyglyceryl-6 dioleate CAS 76009-37-5

admin / 2023-06-04 / no Comments

About Polyglyceryl-6 dioleate:
Polyglyceryl-6 Dioleate is a new type of non-ionic surfactant with high efficiency and excellent performance, which is used in food, daily chemical, petroleum, textile, coating, plastic, pesticide, rubber, medicine and other fields.
Orachemicals is a trusted global Polyglyceryl-6 dioleate. Feel free to send an inquiry to get the latest price of Polyglyceryl-6 dioleate. If you would like to buy Polyglyceryl-6 dioleate in bulk.

Product Performance of Polyglyceryl-6 dioleate:

Polyglyceryl-6 dioleate can be used as an emulsifier, defoamer and finishing agent.

Technical Parameter of Polyglyceryl-6 dioleate:

Product Name	HLB	Appearance
Polyglyceryl-6 dioleate	7.5	Light yellow viscous liquid

Applications of Polyglyceryl-6 dioleate:

Polyglyceryl-6 Dioleate is widely used in cosmetics, food, feed, lubrication, paint, coating, leather, textile, paper making and so on. It can also be used as defoamer for food processing and grease crystallization inhibitor.

Packing & Shipping of Polyglyceryl-6 dioleate:
We have many different kinds of packing which depend on Polyglyceryl-6 dioleate quantity.
Polyglyceryl-6 dioleate packing: Polyglyceryl-6 dioleate kg/bottle, 25kg/barrel, or 200kg/ barrel.
Polyglyceryl-6 dioleate shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.

Polyglyceryl-6 dioleate Properties
Other Names	N/A
CAS No.	76009-37-5
Compound Formula	C₅₄H₁₀₂O₁₅
Molecular Weight	991.379
Appearance	Light yellow viscous liquid
Melting Point	N/A
Boiling Point	N/A
Density	N/A
Solubility in H2O	N/A
Exact Mass	N/A
Polyglyceryl-6 dioleateHealth& Safety Information
Signal Word	N/A
Hazard Statements	N/A
Hazard Codes	N/A
Risk Codes	N/A
Safety Statements	N/A
Transport Information	N/A

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Metal Alloy

Metal Alloy 99.95% High Purity Tungsten Wire Filament

admin / 2023-06-04 / no Comments

About Metal Alloy 99.95% High Purity Tungsten Wire Filament:

Properties:

high melting point, high-density, high temperature oxidation resistance, long service life, resistance to corrosion.

Applications:

mainly used for making heating wires, twisted wires for coating films under vacuum, also used as electrical light sources parts, also produced as components for manufacturing of guns, artillery, rockets, satellites, aircrafts and ships.

Following is the normal tungsten wire dimension form. For any special needs, please feel free to contact us.

Metal Alloy 99.95% High Purity Tungsten Wire Filament Properties
Other Names	Tungsten Wire
CAS No.	N/A
Compound Formula	W
Molecular Weight	N/A
Appearance	wire
Melting Point	N/A
Solubility in water	N/A
Density	>=19.2g/cm3
Purity	>=99.95%
Size	customized
Boling point	N/A
Specific Heat	N/A
Thermal Conductivity	N/A
Thermal Expansion	N/A
Young's Modulus	N/A
Exact Mass	N/A
Monoisotopic Mass	N/A


Metal Alloy 99.95% High Purity Tungsten Wire Filament Health & Safety Information
Safety Warning	N/A
Hazard Statements	N/A
Flashing point	N/A
Hazard Codes	N/A
Risk Codes	N/A
Safety Statements	N/A
RTECS Number	N/A
Transport Information	N/A
WGK Germany	N/A

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Nitride Powder

Gallium Nitride GaN powder CAS 25617-97-4

admin / 2023-05-28 / no Comments

About Gallium Nitride GaN powder:
Gallium Nitride (GaN) is a hard, mechanically stable semiconductor compound with high heat capacity and thermal conductivity. It has a band gap of 3.4 eV and is crack resistant in its pure form.
Properties of Gallium Nitride:

CAS No.	CAS 25617-97-4
Purity	≥99.99%
CAS Number	25617-97-4
Appearance	Yellow powder
X-Ray Diffraction	Conforms to Structure
Trance Metal Analysis	200 ppm

Its low sensitivity to ionizing radiation (with another group of III-nitrides) makes it a suitable material for satellite solar cell arrays. Military and spatial applications may also benefit because the equipment exhibits stability in the radiation environment.

Because the GaN transistor can operate at a higher temperature and operate at a high voltage than the arsenide (GaAs) transistor, they produce an ideal power amplifier at microwave frequencies. In addition, GAN also provides a hoped feature for THz devices. Due to high power density and voltage breakdown restrictions, GaN is also revealed as a hopeful candidate for 5G cellular base stations.

The research and application of GaN materials are the frontier and hotspots of global semiconductor research. It is a new semiconductor material developing microelectronic devices, optical electronics, and semiconductor materials such as SiC, diamonds, which are known as the first generation of GE, Si A third-generation semiconductor material after semiconductor material, second-generation GaAs, InP compound semiconductor material. It has a wide direct bandgap, strong atomic bond, high thermal conductivity, high chemical stability (almost no sour corrosion), etc., in light electrons, high-temperature high power devices and high-Frequency microwave device application has broad prospects. Feel free to send an inquiry to get the latest price if you would like to buy Gallium Nitride GaN powder in bulk.

Product Performance of Gallium Nitride powder:
GaN powder has a wide direct bandgap, strong atomic bonds, high thermal conductivity, good chemical stability (almost no acid corrosion) and other properties and strong anti-radiation ability in optoelectronics, high temperature and high power devices and high-frequency microwave device applications have a broad prospect.

Technical Parameter of Gallium Nitride GaN powder:

Product Name	MF	Purity	Particle Size	Melting Point	Density	Color
gallium nitride	GaN	99.99%	-60 mesh	1700℃	6.1g/mL,25/4℃	light yellow

Chemical Composition of Gallium Nitride GaN powder:

GaN	Cu	Ni	Zn	Al	Na	Cr	In	Ca
99.99%	0.0005%	0.0003%	0.0005%	0.001%	0.0005%	0.0003%	0.0005%	0.005%

How is Gallium Nitride GaN powder produced?
Gallium nitride is a Group III-V semiconductor and has a very high chemical resistance to corrosive environments. There is a firm bond between Ga and nitrogen, which is the cause of the corrosion resistance of the compound. Ballium nitride is a direct bandgap semiconductor (bandgap = 3.4 having a fibrous mineral structure EV) and is a material for producing a corrosive ambient light-emitting device. Gallium nitride is prepared by reacting Ga2O 3 with NH3 at a high temperature of about 1000 ° C.
Ga 2 O 3 + 2 NH 3 → 2 GaN + 3H 2 O
An organometallic compound containing Ga and a nitrogen atom can also be deposited by the chemical gas phase. X-ray diffraction and conductivity measurements indicate that corrosive acids and alkaline environments have no effect on the GaN phase.

Applications of Gallium Nitride GaN powder:
Since 1990, GaN has been commonly used as a light-emitting diode (LED). The blue light emitted by gallium nitride is that gallium nitride is a binary III/V direct bandgap semiconductor, which is very suitable for high-power transistors that can work at high temperatures. Used for Blu-ray disc reading. Gallium nitride is also used in semiconductor power devices, radio frequency components, lasers and photonics. In the future, we will see gallium nitride in sensor technology.
1. GaN may be used for large TV screens or smaller full-color panels in trains or buses. GaN-based LEDs are more efficient and therefore offer another possibility for blue and green LEDs.
2. Gallium nitride is used in power semiconductor fields such as electric vehicles and photovoltaics.
3. Gallium nitride is used in the 5G radiofrequency field. Due to the increased requirements for radio frequency power and energy consumption in 5G, the 5G radiofrequency field will gradually replace silicon-based materials with gallium nitride.
4. GaN is used in the field of fast charging of mobile phones. GaN chargers have the characteristics of large power, small size and high efficiency, which are the key to the breakthrough of super-fast charging technology.

Packing & Shipping of Gallium Nitride GaN powder :
We have many different kinds of packing which depend on the gallium nitride GaN powder quantity.
Gallium nitride GaN powder packing: vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Gallium nitride GaN powder shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.

Gallium Nitride Properties
Other Names	gallium nitride powder, GaN, GaN powder, gallium mononitride
CAS No.	25617-97-4
Compound Formula	GaN
Molecular Weight	83.73
Appearance	Light Yellow Powder
Melting Point	1700 °C
Boiling Point	N/A
Density	6.1 g/cm3
Solubility in H2O	N/A
Exact Mass	82.9287
Monoisotopic Mass	82.9287


Aluminum Nitride Health & Safety Information
Signal Word	Warning
Hazard Statements	H317
Hazard Codes	N/A
Risk Codes	N/A
Safety Statements	22-24/25
RTECS Number	LW9640000
Transport Information	N/A
WGK Germany	3

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Molecular sieves

Molecular Sieves 3A

admin / 2023-05-27 / no Comments

About Molecular Sieves 3A:

3A molecular sieve refers to the type A sialic acid potassium salt. 3A molecular sieve can adsorb molecular whose critical diameter is no more than 3A.
It is commonly used for the drying of unsaturated hydrocarbon gas, such as ethylene, propylene, butadiene, etc.), and of polar liquid (such as ethanol, etc.). It is the first choice for deep drying, refining, and polymerization of gas and liquid in petroleum, chemical industry.

Rboschco is a trusted global supplier of Molecular Sieves 3A. Our company provide molecular sieve 5a, molecular sieve 3a, zeolite molecular sieve, molecular sieve 13x, molecular sieve 4a, lithium molecular sieve, oxygen molecular sieve. Feel free to send an inquiry to get the latest price, if you would like to buy in bulk.

Technical Parameter of Molecular Sieves 3A:

Item Type	Unit	Spherical		Bar		Note
Diameter	mm	1.6-2.5	3-5	1/16’’	1/8’’	-
Static H₂O Adsorption	%wt	≥21.5	≥21.5	≥21.5	≥21.5	RH75%, 25℃
Static H₂O Adsorption	%wt	≥21	≥21	≥21	≥21	RH75%, 35℃
Bulk Density	g/ml	≥0.75	≥0.75	≥0.70	≥0.70	Tapped
Crush Strength	N	≥35	≥100	≥40	≥90	Average 25 beads
Loss on Attrition	%wt	≤0.1	≤0.1	≤0.2	≤0.2	-
RSD of Crush Strength	-	≤0.3	≤0.3	≤0.3	≤0.3	-
Particle Ratio	%	≥98	≥98	≥98	≥98	-
Package Moisture	%wt	≤1.5	≤1.5	≤1.5	≤1.5	575℃， 1hr
Static Ethylene Adsorption	mg/g	≤3.0	≤3.0	≤3.0	≤3.0	0℃, 760mmHg

Applications of Molecular Sieves 3A:

Refrigerant drying;

Cracking gas drying;

Natural gas drying;

Dehydration of gas or air in insulating glass;

Dehydration of methanol, ethanol and other polar compounds;

Dehydration of unsaturated hydrocarbons such as ethylene, propylene, and butadiene.

Packing & Shipping of Molecular Sieves 3A:

25kg/carton lined with PE bag;

55 gallon / sealed steel drum;

Orachemicals can customize different packaging according to customer requirements.

新包装.jpg

Molecular Sieves 3A Properties
Other Names	N/A
CAS No.	N/A
Compound Formula	N/A
Molecular Weight	N/A
Appearance	NA
Melting Point	N/A
Boiling Point	N/A
Density	N/A
Solubility in H2O	N/A
Exact Mass	N/A
Molecular Sieves 3A Health & Safety Information
Signal Word	N/A
Hazard Statements	N/A
Hazard Codes	N/A
Risk Codes	N/A
Safety Statements	N/A
Transport Information	N/A

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Nanoparticles

Bismuth Nanoparticles Nano Bi Powder CAS 7440-69-9

admin / 2023-05-25 / no Comments

About Bismuth Nanoparticles Nano Bi Powder:
Bismuth nanoparticles are a kind of metal nanoparticles with colors from dark gray to black according to the different particle sizes. Bismuth is a silvery, crystalline, brittle metal when freshly produced and it often presents a pinkish tinge in the air. Bismuth is the most diamagnetic element, and its thermal conductivity is lower than any metal except mercury. It has a high electrical resistance and the highest Hall coefficient. Feel free to send an inquiry to get the latest price if you would like to buy Bismuth Nanoparticles Nano Bi Powder in bulk.

How is Bismuth Nanoparticles Nano Bi Powder produced?
The bismuth nanoparticles are synthesized via a solvothermal reduction method based on the chemical reduction of Bi3+ by ethylene glycol acting as the solvent and the reducing agent. Bismuth based nanoparticles were grown starting from a dispersed solution of the bismuth salt.

Technical Parameter of Bismuth Nanoparticles Nano Bi Powder:

Product Name	MF	Purity	Particle Size	Bulk Density	SSA	Color
Bismuth Nanoparticles	Bi	99%	80nm	0.05-0.7 g/cm3	1-7 m²/g	Black

Application of Bismuth Nanoparticles Nano Bi Powder:

Lubricant additives
Bismuth is still a common additive for industrial lubrication, and it works effectively without causing toxicity or other hazards to the specified compound. When added 0.1% to 0.3% of nano Bi powder to greases in the friction process, the friction surface will form a self-lubricating mask to protect the machine, it will significantly improve the grease performance.
Nuclear heat transfer
The unique mixture of magnetic, thermal and other properties in bismuth nanoparticles makes this powder the best heat transfer medium for nuclear reactors-only the most suitable material can function. As proof of the potential of this field, it is difficult to find more impressive applications.
Bismuth has a smaller thermal neutron absorption cross-section, lower melting point, and higher boiling point, which enable it to be the heat transfer medium used in a nuclear reactor.
Medical imaging agent
Bismuth nanopowder can be used as an effective contrast agent for medical imaging and some forms of cancer treatment, making it one of the most widely studied nanoparticles. Further medical applications are currently being studied and offer great hope.
Metallurgical Industry
Bismuth nanopowders have been widely used in metallurgy In metallurgy, bismuth is an effective alloying agent for the production and connection of certain metals. Nano Bi powder is used as additives during the production of cast iron, steel and Al alloy, which can improve the cutting performance of the alloy.

Storage Condition of Nickel Nanoparticles Nano Ni Powder:
Damp reunion will affect bismuth nanoparticles dispersion performance and using effects, therefore, nano Bi powder should be sealed in vacuum packing and stored in cool and dry room, the nickel nanoparticles can not be exposure to air. In addition, the Bi Nanoparticles should be avoided under stress.

Packing & Shipping of Nickel Nanoparticles Nano Ni Powder:
We have many different kinds of packing which depends on the bismuth nanoparticles quantity.

Bismuth Nanoparticles Properties
Other Names	Bismuth Nanopowder, bismuth nanocrystals, Nano Bi, nanobismuth
CAS No.	7440-69-9
Compound Formula	Bi
Molecular Weight	208.98
Appearance	Gray to black Powder
Melting Point	251 °C
Boiling Point	1420-1560 °C
Bulk Density	0.05-0.7 g/cm3
Trun Density	N/A
Solubility in H2O	N/A
Poisson's Ratio	0.33
Vickers Hardness	N/A
Thermal Expansion	(25 °C) 13.4 µm·m^-1·K^-1
Young's Modulus	32 GPa


Bismuth Nanoparticles Health & Safety Information
Signal Word	Warning
Hazard Statements	N/A
Flash Point	Not applicable
Hazard Codes	H228
Risk Codes	11
Safety Statements	16
RTECS Number	EB2600000
Transport Information	UN 3089 4.1/PG 2
WGK Germany	nwg

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