LBBM-A20. 60 to 570 ± 10 rpm (adjustable) Φ 25 × 260 mm. Dry and Wet Milling. Material + Mill Balls ˂ 2/3 volume. ˂ 10 mm for soft material ˂ 3 Mm for Hard Material. Minimum 13 to 48 µm. 120 mm. Soft, hard, brittle, fibrous, cellulose, herb, glass, soil, ore, pharmacy, chemical, fluorescent, pigment etc.