| Params | • Processing mode: Custom silica-sol investment casting according to customer-approved 2D drawings, 3D models or physical samples
• Material options: Stainless steel 201, 303, 304, 316, 316L, 17-4PH, 410, 420 and 440C; alloy steel and other customer-specified materials available subject to drawing review
• Product types: Golf iron heads, putter heads, hybrid heads, utility club heads and customized golf components
• Part weight: 2 g–550 g, subject to club-head design and approved drawing requirements
• Casting accuracy: Tolerance grade T4–CT7
• Surface roughness: Ra 1.6–Ra 6.3, depending on casting, machining and polishing requirements
• Minimum wall thickness: 2 mm standard; 1 mm available for limited local areas subject to casting-process review
• Fillet requirements: Minimum outer radius ≥ 0.3 mm; minimum internal fillet ≥ 0.5 mm
• Customizable features: Club-head geometry, head weight, face structure, sole profile, hosel position, weight cavity and decorative appearance
• Machinable features: Hosel bore, club face, sole surface, score lines, weight cavity, mounting interfaces and critical fitting positions
• Machining capability: CNC milling, drilling, boring, grinding, face machining and precision hosel-bore machining
• Heat treatment: Solution treatment, annealing, quenching and tempering according to material and performance requirements
• Surface treatment: Grinding, satin polishing, mirror polishing, sandblasting, black oxide, plating, painting and customized decorative finishing
• Inspection standard: Material composition, head weight, overall dimensions, hosel bore, face profile, sole geometry, surface defects and appearance inspected according to approved drawings
• Production support: Prototype development, sample verification, trial orders and stable batch production available
• Applied standards: ASTM, BS, DIN, JIS, ISO and customer-specified technical requirements | Material | Stainless steel / alloy steel, customized according to drawing |
