High Quality Rubber Refiner Machine Rolls :Alloy Chilled Cast Iron rolls with Surface hardness 510 ~ 550 BHN. The Rolls are mirror finished & polished, duly grinded and are hollowed for cooling. Stand Frame & Apron (Cap):Heavy Duty Steel Casting / Steel Fabricated. Journal Bearing Housing: Steel Casting Housing fitted with Anti Friction Roller Bearings Lubrication: Manual / Motorized Grease pump for lubrication of Anti Friction Roller Bearings fitted in dust sealed housing. Roll Clearance Adjusting Unit : With Hydraulic Cylinder and Hydraulic power Pack unit which tilts the mixing chamber for the discharging the mixture which provides TROUBLE FREE WORKING of the refiner mill. As there is NO Wear & Tear of the gears like in the machines where Worm gear System is used for tilting chamber OR Breakage of the screw and nuts like in the machines where screw and nut system is used for tilting chamber. Roll Cooling: With Hydraulic Cylinder and Hydraulic power Pack unit which tilts the mixing chamber for the discharging the mixture which provides TROUBLE FREE WORKING of the refiner mill. As there is NO Wear & Tear of the gears like in the machines where Worm gear System is used for tilting chamber OR Breakage of the screw and nuts like in the machines where screw and nut system is used for tilting chamber. Base frame:Common base frame, heavy duty Steel fabricated of Double Channel and MS plate accurately machined for fitment of auxiliary equipment. Gearbox: Helical reduction gearbox, Greaves / Shanti / Elecon Make Electric Control Panel:Star Delta Electric operating panel with Voltmeter, Ammeter Overload protection relay and Emergency switch 3 phase indicator arrangement