Drop-in replacement parts for spinning frames, looms and twisters — grey-iron castings finished to ±0.02mm and 100% inspected, so your line stays running.

GG20 grey-iron housing, vibration-damping, drop-in for Savio/Marzoli frames.
Process: Resin sand cast → CNC bore/tap ±0.02mm → grind → anti-rust
Use: Ring spinning, rotor, draw frames
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45# / alloy cam for rapier & jet looms, quenched HRC38-42, balanced.
Process: Forge → heat treat → CNC mill → grind Ra1.6 → phosphate
Use: Rapier, air-jet, projectile looms
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Aluminum CNC friction wheel, speed-matched, surface-hardened.
Process: Aluminum CNC turn/mill → harden → anodize
Use: Twisters, uptwisters, fancy yarn
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304 stainless or alloy bracket, precision-ground contact face.
Process: CNC turn → surface grind Ra0.8 → passivate/black oxide
Use: Winding, warping, tension systems
Request a quote →Don't see your exact part? Send the drawing — most builds are by spec, not from a catalog.
One point of contact for custom metal parts and welded assemblies — sourced, quality-checked, and shipped from Qingdao.