High Purity Tungsten Disulfide WS2 Powder CAS 12138-09-9, 99.9%

About Tungsten Disulfide WS2: Tungsten disulfide It can be made up of both sulfur and tungsten. Tungsten disulfide chemical formula It is WS2 . It's part of the Transition-Metal Dihalides. This rare form of tungsten is called the "Trend-Metal Dihalides". This material is part of certain catalysts used for hydrodesulfurization and hydrodenitrogenation. WS2 tungsten disulfide It has a similar structure and is MoS2-derived. Watoms takes control of the MoS2 Coordinatsphere. These elements are contained within a triangular prism. After 1992, the layer structure of this prism was warmed in order to produce organic Nanotubes. Many WS2Crystals are dark in color with many hexagonal shapes. You can also see layers of WS2Crystals. MoS2 is very different from the WS2Crystal lubricant. Many thought that WS2 wouldn’t be affected from ambient oxygen. Studies on single-layer, environment-dependent WS2 oxidation have revealed that the contrary is true. Photooxidation can transform one layer in WS2 quickly into high quality tungstenoxide. Under ambient conditions or in the atmosphere, photooxidation is possible. This is when visible light is absorbed and then oxidized at 660nm/>1.88eV with WS2. It can be caused only by oxygen and water. This reaction results in tungsten oxide and sulfuric acids. Similar results have been obtained with semiconductor transitional metal dihalides, (e.g. These dihalides were exposed to ambient light as well as MoS2. The attack on WS2 can also be done by combining hydrofluoric with nitric acids. In oxygen rich areas, WS2 may turn to tungsten dioxide if heated. However, when heated, WS2 doesn't melt. Instead it will become tungsten oxide. The melting temperature for WS2 will reach 1250oC By chemical exfoliation, monolayers can be removed from WS2. It involves placing lithium in Hexane then using ultrasonics for the creation of Li compounds. There are many ways to eliminate WS2, including chlorosulfonic and lithium halide.

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Tungsten Disulfide details:
Tungsten Dioxide particle sizes: FSSS=0.4 to 0.7 mm; FSSS=0.85-1.15 mm. 80nm
Tungsten Disulfide purity: 99.9%

W	S	Al	As	Cl	Cu	Fe	Ni	P	Si	O
74.12	25.82	0.001	0.002	0.03	0.002	0.005	0.002	0.002	0.003	0.002

It's simple. Tungsten Disulfide WS2 produced?
1. Roasting decomposition method:
For 3 hours, mix the mixture. The mixture should remain at 57-60C. For 16 hours, let the mixture sit at room temp. When hydrogen sulfuride gas reacts ammonium with ammonium, it forms ammonium-tungstate. Ammonium Tetrathiotungstate results. Ammonium Tetrathiotungstate is heatable to make tungstenoxide.
H2WO4+2NH3*H2O-(NH4)2WO4+2H2O
(NH4)2WO4+4H2S-(NH4)2WS4+4H2O
2(NH4)2WS4+3O2-2WS2+4NH3+2S+2SO2+H2O
2. Tungsten is inert to liquid sulfur. You can make WS2 by changing the sulfur-vapor color to red hot. Combining sulfur and tungsten can produce WS2. Orthorhombic compounds may be created by reacting between 600pa and 1600pa.
3. By heating the ammonium-tetrathiotungstate and decomposing it, under the condition that the air is isolated, the temperature increases from room to 700 to 1200. Before the temperature can drop, it must be at room temperature for at most 24 hours. The temperature will fall to the ambient temperature after that at a rate of 30-110degC/hour. When it has been kept at room temperature between 24 and 48 hours, the temperature drops to 30-110degC/hour.
It is possible to produce extremely fine and ultrafine tungsten oxide. It is safe for the environment.

Applicaciones Tungsten Disulfide WS2:
Tungsten disulfide It's possible. tungsten disulfide lubricant, tungsten disulfide grease.
Tungsten dioxide2W2 friction film is extremely thin. Tungsten dioxide has a friction coefficient of 0.03. This renders it more powerful than graphite(PTFE), graphite[MoS2],graphite[MoS2],graphite[MoS2],graphite[MoS2],graphite [MoS2], and graphite[MoS2], as well graphite[MoS2], graphite[MoS2], and graphite[MoS2], which makes it even better than graphite(MoS2],MoS2], MoS2],MoS2],MoS2], but not,MoS2], however,MoS2], or graphite[MoS2],MoS2], moS2],MoS2],MoS2],MoS2],MoS2],MoS2],MoS2],M2],MoS2],MoS2],MoS2],MoS2,MoS2 It is extremely lubricious. It's used for the production of electronics equipment, such as transistors and sensors. Combine this powder with alcohol.
You can use WS2 to extrude or mold plastics.
It doesn't require that the oil be lubricated with hydraulic oil. The oil can be mixed with grease, synthetic oil, or any other oil. By sticking to this oil, you can help protect the fluids. This protects your surface from oils and grease. The oil-based oils are more effective and have a higher quality.
For parts less than one millimeter in diameter, tolerances may be granted.
The WS2 can be used to cook and maintain medical equipment.
The ambient heat can replace the base material with WS2. It does not make the substrate unstable or incontant.
Combining WS2 with a PVD hardcoat will increase durability.

Tungsten Disulfide Powder Storage Conditions:
Never allow tungsten oxide to come into contact with any air. Wetness may also impact the disperssion of WS2 Powder. Careful handling of WS2 Powder is recommended.

Packing and Shipping Tungsten Disulfide WS2 Pulver:
Tungsten dioxideW2 is available in several packages depending on the size of your order.
Tungsten Disulfide Powder Packaging: vacuum packing 100g to500g at 1kg/bag @ 25,5kg/barrel. You can also choose from other options
Tungsten diulfide Powder Shipping: After payment receipt received, can ship via sea or air.


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