... briquette machine 1. Coal power press ball 2. Save work force and power 3. Easy operate 4. Different capacity Coal powder briquette press ... Characteristics of products: high density, high strength and high hardness3. Note: The press roller of the machine uses 65mm rigid ... Coal powder, Coke powder, Lignite, etc,3. Charcoal powder, fireproof materials, Desulfurization gypsum, Dolomite, etc. Final ...