... rice stalk, corn stalk, cotton stalk, bean husk, into half-charcoal stick. The product of this machine can be used to ... for making the briquette. This crusher can crush: small tree branch, cotton stalks, tree bark, coconut shell, rice straw ... volatile material reduced, density higher, more solid etc. Environmental wood sawdust briquetting machine /Sawdust Charcoal Briquetting Machine 0086-15838061759