CNC Machining Machined Aluminum Parts: Rainbowmold is a specialist manufacturer of custom cnc machined parts for global OEM/ODM buyers. Our capability covers 3/4/5-axis CNC milling and turning, from prototype to production, produced in aluminum, stainless steel, brass, titanium and engineering plastics 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.

Stainless steel spare parts CNC machining service


High precision custom CNC machining aluminum/steel/copper/brass/titanium alloy parts

Mass production CNC stainless steel parts



Anodized and plated surface finishes





CNC Machining Machined Aluminum Parts: Rainbowmold machines the CNC Machining Machined Aluminum Parts as a custom CNC part directly from your 3D model. our cell covers 3/4/5-axis CNC milling, turning, Swiss machining, grinding and EDM for high-complexity parts. materials machined include aluminum, alloy & stainless steel, brass, copper, titanium and engineering plastics. we hold critical features to +/-0.005mm and polish surfaces to Ra 0.2-0.4; finishing options include hard & clear anodizing, nickel/zinc plating, passivation, heat treatment and powder coat. Parts are inspected on a CMM with full dimensional and material reports before shipment. aerospace, medical, automotive, robotics and precision-instrument programs programs are supported under an ISO 9001 quality system for prototype, low-volume and serial production. Upload your STEP file, tolerances and quantity for an instant CNC machining quote and DFM feedback.