Mayumi Auto
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We are a professional manufacturer specializing in mechanical power transmission components. Our focus is on providing high-quality parts with punctual delivery and competitive pricing. By delivering practical value, we assist customers worldwide in optimizing their production costs. Our expertise lies in producing a wide range of components customized according to specific technical drawings provided by our clients.
Keyless Locking Devices: Used in rotating machinery to create clamping pressure between the device and shaft, allowing for adjustable mechanical connections without threads or keys. Available in Carbon Steel (S45C, 40Cr) and Stainless Steel (AISI304, AISI431).
Timing Belt Pulleys: We provide standard and non-standard pulleys. Materials include Aluminum (6061, 6082), Carbon Steel (S45C), Cast Iron (GG25), and Stainless Steel.
Jaw Couplings: Designed with two hubs and a polyurethane elastomer spider to minimize shock to motors and sensitive equipment. Sizes range from 19 to 75 with H7 bore tolerance.
| Process | Equipment | Precision Degree | Machining Range |
|---|---|---|---|
| Blank Making | Resin bonded sand line, Electric furnace, Precision die forging | Precision cast/forging | All sorts of casting/forging |
| Heat Treatment | Vertical furnace, High frequency quenching furnace | Hardness ≤HRC1 | Hardening, Quenching, Carburizing |
| Machining | Precise NC machine | Tolerance 6 degree; Ra0.8 | ID ≥5mm, OD ≤800mm |
| Teeth-profile | NC gear hobbing & slotting machines | Roughness Ra1.6 | Max Module M=10, OD≤1800mm |
| Surface Treatment | Plating production line, Spray-painting, Anodizing | RoHS compliant | Zinc, Nickle, Chrome, Anodizing |
