Standard and GMP model with contact parts in SS 304/ SS 316 quality. Specially designed flush type outlet valve or butterfly valve (optional). Top cover with acrylic sheet. The cover is connected to limit switch for the safety purpose. Machine automatically stops as soon as the cover is opened during the operation for the safety of operator. Shaft sealing at inside and out side with teflon bush and SS stuffing box at outside. Solid stainless steel end covers and frame work on the trough in even standard models for long troublefree life of the machine.