Processing Type: CNC Turn-Mill Machining
Materials: S136/420 ESR/1.2083/4Cr13
Tolerance: ±0.001 mm
Maximum diameter: 300mm
Max. Machining Size: 800 mm
Surface Roughness: Ra 0.05 μm
Surface Treatment: Hard Chrome + Mirror Polishing Composite
Sample Lead Time: 7-10 Days
Production Lead Time: 15–20 Days
keyword:collapsible core manufacturer, bottle cap demolding device, custom mold core, China mold parts factory
