English | 中国二重 | 二重重装
Driving parts
Aviation die forgings

With advanced high technology, China Erzhong has manufactured various kinds of forged steel hot and cold work rolls and back-up rolls for the blooming mills, slab mills, super heavy plate rolling mills, sectional steel rolling mills and hot and cold strip rolling mills. The max. diameter of the back-up roll is up to Φ2200mm. Through many year’s manufacturing experiences, China  Erzhong has created a new technology of roll making with its own characteristic. During the roll manufacturing process, the advanced measuring and testing technology and facilities has been adopted so that the mechanical properties, surface hardness and the depth of hardening all satisfactory with the requirements.


•Φ500-Φ2200mm Heavy duty back up roll
•High quality work roll for cold rolling mill
•High quality work roll for hot rolling mill
•High chrome back up roll
•Various kind of casting steel, semi-steel rollers

China National Erzhong Group Co. Copyright 2010
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