Commodity: Calcium carbide Molecular formula:CaC2 Molecule Weight: 64.10 H.S code:28491000 CAS: 75-20-7 UN NO.1402 HAZARD CLASS: 4.3 Application: It is a kind of basic material for organic synthesis, and can produce acetylene gas for cutting and welding, also be material for calcium cyanamide. Appearance: Grey, black solid, purple when its purity is more than 90%. Granule:4-25mm / 15-25mm / 25-50mm / 50-80mm /25-80/ 80-120mm Package: Net in 100kg or 50kg new iron drums with nitrogen. Specification: GB10665-2004 Specification Superfine Grade First Grade Second Grade Gas yield(L/kg)L/kg 305 295-305 285-295 PH3 content in acetylene (PH3%) 0.06 0.08 0.08 H2S content in acetylene (H2S%) 0.1 0.1 0.1 Loading weight in 1 x 20fcl:22.5mt
Application instruction: Coating: a14/a43 68 high speed turing processing;cast processing;high speed milling processing;rough turing;gravity cutting;
Application instruction: Coating: a14/a43 63 bronze colored .Machine the semifinishing and finishing stainless steel;hardend steel;hrc45-64 chilled steel;titanium alloy;high nickel content alloy -
Application instruction: Coating: a14/a43 40 machine steel and iron cast which hrc is below 45
Application instruction: Coating: a14/a43 39 machine stainless steel
Application instruction: Coating: a14/a43 37 machine iron cast
Application instruction: Coating: a14/a43 67 gravity miling ;semifinish and finish turing ;carbon steel;rough processing of stainless steel
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Application instruction: Coating:a14/a43 38 machine steel which hrc is above 45 -
