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Factory CaC2 Calcium Carbide Size 50-80mm 295L/kg Price
Calcium carbide is a chemical compound with the chemical formula of CaC2. Its main use industrially is in the production of acetylene and calcium Cyanamide. The pure material is colorless, however pieces of technical-grade calcium carbide are grey or brown and consist of about 80-85% of CaC2 ( the rest is CaO ( calcium oxide) Ca3P2 ( Calcium phosphide ), CaS ( Calcium sulfide) Ca3N2 ( Calcium Nitride), SiC ( silicon carbide) etc. In the presence of trace moisture, the technical-grade calcium carbide releases an unpleasant smell.
ITEM | INDEX | |||||
Gas Yield 20°C 101.3 Kpa L/kg ≥ | Size | Gas Yield | Size Percentage | Ash,% | ||
Top | A grade | Accept grade | ||||
2-4mm | 260 | 240 | 220 | ≥90 | ≤1 | |
4-7mm | 280 | 260 | 240 | |||
7-15mm | 290 | 270 | 250 | |||
15-25mm | 300 | 285 | 260 | |||
25-50mm | 300 | 295 | 280 | |||
50-80mm | 300 | 295 | 280 | |||
80-200mm | 300 | 295 | 280 | |||
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PH3 %(V/V) ≤ | 0.032 | |||||
H2S %(V/V) ≤ | 0.015 | |||||






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