... mould/die and the roller , using best quality alloy/metal to prolong their service life ,and our machine has passed the Nation ... Biogases, Caster Shells/Stalk, Coffee Husk, Paddy Straw, Sunflower Stalk, Cotton Stalks, Tobacco waste , Jute waste, Bamboo Dust, Tea waste, Wheat ... whole production line ,we will carry out relevant project for you Requirements for briquetting a. size of raw materials: 3-5mm b ...