It adopts pole-change motor (4P-6P) to control speed to achieve low-speed feeding material and high-speed mixing. The mixing process is auto-controlled by temperature or time, or by both. Discharge automatically and pneumatically when process finished. The jacket of the barrel is made of stainless steel and being buffed to be extremely burnished to enhance the blending effect.The out layer of the mixing chamber is made of the boiler steel and it has passed the water pressure 0.6Mpa experiment.Up and down ailerons are adopted and it had gone through dynamic and static balancing test to eliminate the vibrations.Main Technical Specification: Model No. Barrel CapacityBarrel SizeSpinning Speed of Main ShaftMain MotorVoltageHSM300300Lφ710mm x 760mm H854/427 RPM75/55KW x 4P/8P380V x 50HzHSM400400LÆ950mm x 710mm H750/375 RPM90/60KW x 4P/8P380V x 50HzHSM500500LÆ1000mm x 660mmH750/375 RPM110/75kw x 4P/8P380V x 50HzHSM600600LÆ1000mm x 780mm H750/375 RPM110/75KW- 4P/8P380V x 50HzHSM800800LÆ1000mm x 1020mm H750/375 RPM160/110kw x 4/8P380V x 50Hz Design according to the specifications of an individual purchaser is available as well.