... is twice more than traditional.With advantages of high pressure, high molding rate, high output, easy operation, rare fly-ash, evenly ... , fertilizer, ceramics, etc. charcoal ball press feature:1. High efficiency2. Apply for many kinds of powder like charcoal, coal ... type charcoal ball.4. The products have high density, high strength, and high hardnesscharcoal ball press working principle:1. Charcoal ...