Company Instruciton  XUZHOU GUANGHUAN CONVEYER IDLERS CO., LTD is a manufacture and exporter specializing in all kinds of high quality conveyor rollers.  Our products are famous for : high efficiency, long lifespan,high speed ,low vibration and noise, low operational cost,easy replacing,excellent dust proof and water proof seam system .With so many cherits,our rollers are widely used in mining, power plants,cement mills,salt plants, manufacturings,harbors, constructions, and other bulk material  environments ,accepted by both domestic and international markets.Our aim is: a satisfied conveying solutions   at a realistic cost, with a swift delivery time.   Product Description 1.Dia from 38mm-219mm, length 150-3400mm;Normal and special demands.2.Tube: Xuzhou Guanghuan high-frequency Welded Steel Tube ,special for Conveyor Rollers.3.Shaft: Bright Drawn Steel to required bearing tolerance,or multi-diameter shaft.4.Shaft End: Both ends of Tube are simultaneously machined and chamfered. 5.Bearing: Single & Double Row Deep Groove Ball Bearing 2RZ&2Z with C3 clearance. 6.Seals: Grease retaining inner seal with Multi-stage Labyrinth , Retention Cap with Outboard Rubbing Flinger Seal. 7. Lubrication: Lithium soap type grease with Rust Inhibitors. 8. Welding: Mixed gas shielded arc welding end .

bearing housing