Formulations/Preparations: •depending on the process of manufacture there are variations in the chem composition of carbon black. it contains 88-99.5% of carbon; 0.3-11% of oxygen; 0.1-1% of hydrogen; up to 1% inorg materials; small amt of tarry matter and traces of sulfur.
•forms: powder; pellets; pastes. grades: (astm) american society for testing & materials n660, n550, n330, n110, n220, n761, n762, n601, 5300 (channel), 5301.
•grades: haf (high abrasion furnace), fef (fast extrusion furnace), srf (semireinforcing furnace), hmf (high modules furnace), gpf (general purpose furnace), saf (super abrasion furnace), isaf (intermediate abrasion furnace), ff (fine furnace), xcf (electrically conductive furnace), apf (all-purpose furnace), ft (fine thermal), mt (medium thermal), mt-ns-ff (medium thermal, non-staining, free flowing)
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