Hengde Kaiye has multiple advanced production lines covering the entire process from raw materials to finished products. The production facilities include continuous industrial furnace production lines, continuous blackening production lines, automatic surface treatment lines, winding production lines, sandblasting production lines, stamping production lines, strip stamping production lines, mold warehouses, etc. They are also equipped with multiple CNC cam spring machines, CNC camless spring machines, CNC spring end grinders, CNC spring pressure machines, torsion testing machines, digital spring tension and compression testing machines, digital Vickers hardness testers, metallographic microscopes, secondary image measuring instruments, Rockwell hardness testers, etc., and are continuously improving and supplementing to provide full assurance for customer products from production to testing.
Our production processes cover cold coiling of springs, cold coiling of flat wire retaining rings, stamping of elastic retaining rings, stamping of special-shaped snap rings, heat treatment of components (including quenching and tempering), etc. We also offer various surface treatment processes such as sandblasting, shot blasting, polishing, oxidation, bluing, phosphating, electroplating, etc., to ensure that components not only meet functional requirements but also have excellent surface quality.