Standard materials agencies pvt. Ltd manufactures conveyor chain with series of journal bearings. Standard materials agencies pvt. Ltd also manufactures sprockets, couplings and gears etc. The conveyer chain with series of journal bearings finds an application in agricultural equipment, asphalt conveyor chain, bakeries, cement conveyor chain, crawler cranes, escalator step chains, coal mining and quarrying, road pavers etc. The conveyor chain with series of journal bearings has bearing pin and bush on which the chain roller revolves. The bearing pin and bush are case-hardened to allow articulation under high pressures, to contend with the load carrying pressure and gearing action imparted via chain rollers.