High definition Gray Iron Sand Casting Supplier - Custom Steel Sand Casting – RMC Foundry

Custom Alloy Steel Sand Casting from China with Custom and CNC Machining Services.

Raw Materials Available for Sand Casting 

• Gray Iron: GJL-100, GJL-150, GJL-200, GJL-250, GJL-300, GJL-350

• Ductile Iron: GJS-400-18, GJS-40-15, GJS-450-10, GJS-500-7, GJS-600-3, GJS-700-2, GJS-800-2

• Aluminium and Their Alloys

• Other Materials and Standards on request

Capabilities of Sand Casting:  

• Max Size (by automatic molding line): 1,500 mm × 1000 mm × 500 mm

• Max Size (by handle molding): 1,000 mm × 800 mm × 500 mm

• Weight Range: 0.5 kg – 500 kg

• Annual Capacity: 7,000 tons – 8,000 tons

• Tolerances: On Request.

Main Production Procedure

Patterns & Tooling Design → Making Patterns → Moulding Process → Chemical Composition Analysis → Melting & Pouring → Cleaning, Grinding & Shot Blasting → Post Processing or Packing for Shipment

Sand Casting Inspection Capabilities

• Spectrographic and manual quantitative analysis

• Metallographic analysis

• Brinell, Rockwell and Vickers hardness inspection

• Mechanical property analysis

• Low and normal temperature impact testing

• Cleanliness inspection

• UT, MT and RT inspection

Post-Casting Process

• Deburring & Cleaning

• Shot Blasting / Sand Peening

• Heat Treatment: Normalization, Quench, Tempering, Carburization, Nitriding

• Surface Treatment: Passivation, Andonizing, Electroplating, Hot Zinc Plating, Zinc Plating, Nickel Plating, Polishing, Electro-Polishing, Painting, GeoMet, Zintec

• Machining: Turning, Milling, Lathing, Drilling, Honing, Grinding,

General Commerial Terms

• Main work flow: Inquiry & Quotation → Confirming Details / Cost Reduction Proposals → Tooling Development → Trial Casting → Samples Approval → Trial Order → Mass Production → Continuous Order Proceeding

• Lead time: Estimatedly 15-25 days for tooling development and estimatedly 20 days for mass production.

• Payment Terms: To be negotiated.

• Payment methods: T/T, L/C, West Union, Paypal.