Body made of heavy gauge CRC sheet duly powder coated, all s.s.i. units are fitted with continuous rating variable speed heavy-duty motors and a shaking platform of size 450 mm x 450 mm, the unit is supplied with anyone shaking platform. Additional platform (optional) can also be supplied at an extra cost. fitted with variable speed motor, s.s.i. units can be supplied in the following speed range options: from 50 to 250 rpm · from 80 to 300 rpm · from 80 to 350 rpm.