Structure: liner spiral runner and jacketed and other structural design
Processing: advanced heat treatment technology tempering treatment, after turning, matching and other processing, the red set of hot-assembled welding, stress relief, quenching, fine turning, fine grinding, hard chrome plating, and then ultra-fine grinding, the use of U.S. 3M abrasive precision grinding and polishing.
Technical Parameters
1. Roughness Ra0.005 (finish above 14 grade), without any vibration pattern, stripe, bristle pattern.
2.Straightness, runout, coaxiality ≤ 0.005mm.
3.Cooling or heating temperature difference ≤ ± 1 ºC.
4.Thermal deformation≤0.01mm.
5.After quenching, the hardness of roll surface is HRC55~58, after hard chrome plating, the hardness is HRC65 or above.
6.Application: PVC, ABS, PP, PT, PE, PC and other kinds of plastic sheet, plate, film, paper, leather, metal, cloth, decoration and other materials surface calendering and calendering.
Sun Hong Group
Sun Hong Group is a company specializing in serving the pulp and paper industry by manufacturing quality equipment and provide technical support to help customers solve various problems in production. Our aimis to help our customer improve production efficiency and reduce energy consumption.
Own factory equipped with high-precision CNC machine tools and machining centers, advanced equipments and instruments, which can fully guarantee the stability and reliability of the products. There we can offer you the best quality at the most competitive prices.
Audited Supplier 
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