With increasing appearance of diesel engine automobile, the particulate from emission, mainly carbon, enhances the pollution to the environment.Regulation for diesel engine
Glass grinding and polishing machine suppliers,high-efficiency double-sided grinding/polishing of piezoelectric crystal, compound semiconductor, silicon crystal, optical glass, ceramic sheet,mobile phone glass, metal material, sapphire and other hard and
The graphite electrode produced by our company is made of high-quality petroleum coke, needle coke, coal tar pitch and other low ash raw materials. After being calcined, batched, kneaded, shaped, roasted and pressure impregnated, it is graphitized at a te