... herbal medicine and chemical industry etc...b. The raw materials contain straw, wood-dust, bamboo powder, cotton wood, ... seed shell etc... and can mix with all kinds of powder materials.c. Raw material water requirement is 15%-18% ... convenient, reliable performance etc.e. Our factory with diameter of 1.5, 2, 3, 3.5 and 2.5 ... ,4,5,6,8,10, and 12 of the aperture ring die, user can choose according ...