... 6. Specification of the mould: 4mm, 6mm, 8mm, 10mm, 15mm; the material quality is alloy steel; the life span of the mould is ... such design reason is to solve the disadvantages( holding machine) pellet machine, the quality of finished pellet fuel is harder and ... combustion values bigger, density between 1.1-1.2 .9. When making pellet, the moisture of ...