Product
Calcium Carbide

电石
 

Molecular formula
CaC2
Molecular weight
64.10
Structural Formula
Calcium Carbide
Specificity
Grey, black solid, purple when its purity is more than 90%, the specific gravity is 2.32, melting point is 1980°C. It can dissolve in water to create acetylene calcium hydroxide and heat will be released at the same time.
Standard
GB 10665-1997
Item
Premium Grade
First Grade
Second Grade
Gas Yield(L/kg) ≥
305
295Min
285Min
PH3 Content in Acetylene(V/V)% ≤
0.06
0.08
0.08
H2S Content in Acetylene(V/V)% ≤
0.15
0.15
0.15
Particle Size(mm)
0-10, 10-80, 80-150
Usage
It is a basic material in organic synthesis industry; acetylene obtained from calcium carbide is the raw material to make ethylene, chloroprene rubber calcium cyanamide, acetic acid, acetaldehyde, trichloroethylene, etc. Also used as desulfurization agent in steel industry and for metal cutting and welding.
Package
Packed in net 100kg steel drum sealed with Nitrogen or in net 50kg soft package which is special for railway transportation.
Storage and transportation
Stored in cool, ventilated and dry warehouse, keep away from water and moisture.

Home | About us | News | Product | Order | Job | Contact us

Ningxia Sunnyfield Chemical Co.,Ltd.  Copyright(C)2016  All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle 

Service hotline:

+86-952-3977723/55/67