Small Screenless Grinders

Low-speed, screenless granulators from Wittmann Inc., Torrington, Conn., come in two new smaller models, the SJ Minor 1 and 2.

Low-speed, screenless granulators from Wittmann Inc., Torrington, Conn., come in two new smaller models, the SJ Minor 1 and 2. These have a combination of roller cutters and breaker knives for grinding runners of hard plastics such as glass-reinforced materials. These compact, beside-the-press models have throughputs of 15 and 25 lb/hr respectively. The SJ Minor 1 has a 9.5 x 6.3 in. cutting chamber and footprint of only 15.5 x 20 in. The SJ Minor 2 has a 9.5 x 9.8 in. chamber and 15.5 x 24 in. footprint. Both have a feed height of 49.5 in. They operate at 32 rpm for low noise and dust generation.