... chip manufacturing, without any additives. 1. Metallurgical industryPreviously used for smelting iron ore, charcoal on charcoal and coke smelting of ... the original wood and bamboo cuttings, by special rods for high pressure extrusion molding machine, of course, is the use of ... fire is not big enough!Mechanism charcoal because after high pressure high temperature, so much the density is generally 2 to ...