Rock Valley Oil & Chemical (Rock Valley), founded in Illinois, USA in 1971 and now part of DuBois Chemicals, is a formulator of industrial fluids and metalworking specialty chemicals focused on custom‑blended lubricants and process fluids. Its portfolio covers synthetic & mineral compressor oils, hydraulic oils, gear oils, way oils, quenching oils, rust preventives, metal stamping & drawing fluids, cutting and grinding fluids (Viscool series), and calibration reference fluids. Popular grades include Viscool 6325N, 4465 drawing & blank washing compound, 7723C stamping fluid and Viscor 1487 calibration fluid. These fluids deliver reliable lubrication, cooling, rust inhibition and low‑foam performance for automotive body stamping, sheet metal forming, machining, heat treatment, air compressor and hydraulic systems. It also offers used‑oil recycling service. Rock Valley focuses on industrial process fluids.Widely used in automotive manufacturing, general machinery, metal stamping and heat‑treatment industries. Shanghai F&L Petrochemical Co., Ltd provides genuine original products, welcome to inquire: 400‑879‑3341.
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