Mold Manufacturer Injection Molding Manufacturers: Rainbowmold is a specialist manufacturer of custom plastic injection mold for global OEM/ODM buyers. Our capability covers multi-cavity and family molds, insert/LSR molding, conformal cooling, produced in P20, P2006, H13 and 718H mold steels to tight tolerances. Backed by 20+ years of experience, ISO 9001 and ISO 14001 quality systems, and compliance with ANSI, ASME, DIN, BS, GB, ISO and JIS, we deliver from rapid prototype and tooling through mass production with DFM support and door-to-door logistics. Send us your drawing or sample for engineering feedback and a fast, competitive quote.

PC injection over molding and mould maker

ABS panel gas assist molds & molding service

Plastic injection mould maker and moulding service for medical parts

Medical device plastic mold and injection molding



32 cavity medical devices plastic mold manufacture


Mold Manufacturer Injection Molding Manufacturers: Rainbowmold supplies the Mold Manufacturer Injection Molding Manufacturers together with the matching injection tooling, engineering single- and multi-cavity molds with hot-runner or cold-runner systems, conformal cooling and optimized gating for cycle-time and part-quality targets. we match the cavity/core steel (P20, 718, NAK80, S136, H13) to your part resin and cycle life; designed for 500k+ shot production runs. DFM and Moldflow analysis are provided before cutting steel, and CNC, EDM and wire-cut machining with SPI-standard polishing hold cavity accuracy. Dimensional part tolerance can reach +/-0.01mm. Production serves automotive interior & exterior parts, electronics housings and medical consumables, and all work is run under an ISO 9001 / ISO 14001 quality system. Send us your 3D STEP or IGES model for a free DFM report and mold quotation within 24-48 hours.