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Cylinder Head: adopt ZG270-500 cast iron to cast and temper. shaft diameter lathe:1:12 use hydraulic pressure
To produce finished products according to drawings after the whole body is hot charged and bolt fastening by 8.8 grade M30×140 hexagonal head bolt
Roll body dynamic balance: accuracy grade G2.5.speed of dynamic balance is 300 m/min (add mass method)
Thickness: unilateral thickness: 20-22.5mm
II The type of rubber surface：ZT--PPS II
Hardness: “A”95°±2°
The performance of rubber surface: high friction coefficient, chemical resistance,, good abrasion resistance, medium temperature 80,acid and alkali resistant
Blind bore on roll surface; bore diameter: 3mm; bore depth: 7-9mm; A double helix arrangement; aperture ratio: 22-24%.
