Calcium carbide :
Formula: CaC2,
Hs code: 28491000
Molecular weight: 64.1
This product is lumpy substance, its surface is a little deep gray, has slight nasty smell. It can produce acetylene gas when met water, it can burn when meets fire. The acetylene gas mix with air will form explosive gas (explosive range of acetylene gas in the air is 2.3% - 81%).
INDEX PREMIUM GRADE FIRST GRADE
L/KG≥GAS YIELD 305 295
L/KG≥GAS YIELD 305 295
PH3 %V/V 0.05 0.06
H2S %V/V 0.09 0.08
Usage:
(1)Reacting with water to bring about ethine.
(2) Reacting with nitrogen to product lime nitrogen .
(3)The desulfurizer in steel industry.
size:0-2mm 2-4mm 4-7mm 7-15mm 15-25mm 25-50mm 50-80mm 70-100mm 100-120mm
packing:100kgiron drums,200kg iron drums