1. long service life 2. green environmental 3. automaic ... straw, rice husk, wheat straw, wheat shell, wheat bran, beans straw, cotton straw, residue, twigs, leaves, wood chips, sawdust, hay, discarded bag, and ... sub-mold is special steel and special wearresistant material developed by. Dies after wearing only need to change the ... series flat mold biomass briquette press machine with high quality