There are different specification back-up roller. They aresemi-finished products, and the specification is from dia. 450mm to dia. 1500mm.
We can supply the roll at the surface hardness of HSD55-75. And in one roll the hardness error is less than 5HSD. The depth of the hardness is more than 70mm at radius in material 50Cr5MOV.
We can supply the roll with the material such as Cr2%(9Cr2Mo, 86CrMoV7), Cr3%(40Cr3MOV, 70Cr3NiMo, 70Cr3Mo, MC3), Cr4%(45Cr4NiMoV)andCr5%(50Cr5MOV).
Also we can supply the middle axle of the Back-up roll in material 55Cr, 35CrMo or 42CrMo.
And the price quotation is in acdordance with the customers' drawings and the weights of the products.
Wuxi Huake Special Steel Co. Ltd is established by senior profession in rolled field of our country Mr. Zhang Weixin in 2004, which specialized in roller production of all kinds of model and material. Our products including forged steel work roll, middle roll and back-up roll, strengthening roll, pinch roll. The diameter of the rollers varies from 20mm to 1500mm. We can produce the rollers according to the customers' needs. The chemical composition of our products including Cr, Mo, C, Mn, Ni, V, W, Co. At the same time, We have passed ISO9001 quality system certification. Our idea is "the customer is supreme, the price reaconable, the quality excellent. "
