... diameter: 50mm 2. charcoal made smokeless & long burning time BBQ Charcoal Briquette Machine UsageThis machine can take sawdust, wood, rice ... , the briquette will become charcoal, used in BBQ. Production process of BBQ Charcoal Briquette Production LIne1. Crushing the raw materials ... more information, please contact Monica. Tel: 0086-15238629799 bbq charcoal briquette machine, 25-30T/month