|
|
|
> |
Add: No.257 Kangle Street,Huinong |
|
District, Shizuishan City, |
|
Ningxia,China |
> |
P.C.: 753200 |
> |
Tel: 0086 952 3977723/55/67 |
> |
Fax: 0086 952 3977722 |
> |
Email: yulin@nxyulin.com |
> |
Home Page: www.nxyulin.com |
|
|
|
|
|
PRODUCTS |
Your Location:Home > Products |
|
Calcium Carbide |
|
Molecular formula |
CaC2 |
Molecular weight |
64.10 |
Structural Formula |
|
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. |
|
|
|
|
|