Hebei JiZao Belt Conveyor Co., Ltd ( the former Hebei Zaoqiang Belt Conveyor manufactory) is founded in 1965, registered capital is 36.5million Yuan and we are able to supply high-grade conveyor idlers/rollers. We can also manufacture the product according to buyers&＃039; requirement. About our product: 1. Our corporation has passed CE certification and ISO9001: 2000 quality system certification. 2. Our idler/roller Dia 89-219mm length 190-3400mm is one of component of conveyor used in the steel industry, harbor, coal industry, power industry, cement industry, etc 3. With the quality of low resistance coefficient, long lifetime, fine waterproof performance, high precision welding pipes, seamless tubes, steel plates and other material impact forming bearing andiron-casting seats, maze-like multiple closed parts. 4. The body of the idler/roller and the bearing seat are welded as an integrated one by extrusion and Argon guarantee welding. 5. The concentric design of the idler/roller decreases vibration 6. Best in quality and more cost-saving, perfect after-sales service