Home Categories Inorganic chemistry Tungsten carbide
A7732712

Tungsten carbide , Powder, 99.9%metalsbasis, <10μm , 12070-12-1

Synonym(s):
Tungsten carbide;Tungsten monocarbide;W 526010;Wolfram carbide

CAS NO.:12070-12-1

Empirical Formula: CW

Molecular Weight: 195.85

MDL number: MFCD00011464

EINECS: 235-123-0

Pack Size Price Stock Quantity
25G RMB52.80 In Stock
100G RMB156.80 In Stock
500G RMB559.20 In Stock
2.5kg RMB2581.60 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 2870°C
Boiling point: 6000°C
Density  15,63 g/cm3
solubility  insoluble in H2O; soluble in HNO3/HF
form  powder
color  Gray
Specific Gravity 15.63
Resistivity 19.2 (ρ/μΩ.cm)
Water Solubility  Soluble in nitric acid and hydrofluroic acid. Insoluble in water.
Crystal Structure Hexagonal
Merck  14,9815
Exposure limits ACGIH: TWA 3 mg/m3
NIOSH: TWA 5 mg/m3; STEL 10 mg/m3

Description and Uses

Tungsten carbide is extremely hard and are excellent cutting materials. It is used extensivly in the tool and die industry for drilling and cutting tools, sand blasting nozzels, armor-piercing bullets, and studs to increase traction of tires.
Besides, it is used in dental burs, surgical instruments, wear-resistant coatings; in manufacture of cemented carbide; Substitute for noble metals in catalysis.

Safety

Symbol(GHS) 
GHS02
Hazard statements  H228
Precautionary statements  P210-P240-P241-P280-P370+P378a
Hazard Codes  T
Risk Statements  23
Safety Statements  22-24/25
RIDADR  UN3178
OEB D
OEL TWA: 0.015 mg/m3
WGK Germany  -
RTECS  YO7250000
TSCA  Yes
HazardClass  4.1
PackingGroup  III
HS Code  28499020

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