Products made by Ductile Iron Sand Casting in China

Products made by Ductile Iron Sand Casting in China Foundey with Custom service

As a widely used casting process, sand casting could be classified as three main types according to different moulding materials: green sand moulding casting, dry sand mould casting and skin dried moulding casting.

▶ Capabilities of Sand Casting moulded by hand: 
   • Max Size: 1,500 mm × 1000 mm × 500 mm
   • Weight Range: 0.5 kg - 500 kg
   • Annual Capacity: 5,000 tons - 6,000 tons
   • Tolerances: On Request or Standard 
   • Mold Materials: Green Sand Casting, Shell Mold Sand Casting.

▶ Capabilities of Sand Casting by Automatic Molding Machines: 
   • Max Size: 1,000 mm × 800 mm × 500 mm
   • Weight Range: 0.5 kg - 500 kg
   • Annual Capacity: 8,000 tons - 10,000 tons
   • Tolerances: On Request. 
   • Mold Materials: Green Sand Casting, Shell Mold Sand Casting.

▶ Raw Materials Available for Sand Casting Foundry at RMC:
   • Gray Iron:  HT150, HT200, HT250, HT300, HT350; GJL-100, GJL-150, GJL-200, GJL-250, GJL-300, GJL-350; GG10~GG40.
   • Ductile Iron or Nodular Iron: GGG40, GGG50, GGG60, GGG70, GGG80; GJS-400-18, GJS-40-15, GJS-450-10, GJS-500-7, GJS-600-3, GJS-700-2, GJS-800-2; QT400-18, QT450-10, QT500-7, QT600-3, QT700-2, QT800-2;
   • Aluminium and Their Alloys
   • Brass, Red Copper, Bronze or other Copper-based metals
   • Other Materials as per your unique requirements or according to ASTM, SAE, AISI, ACI, DIN, EN, ISO, and GB standards

▶ 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, Anodizing, Electroplating, Hot Zinc Plating, Zinc Plating, Nickel Plating, Polishing, Electro-Polishing, Painting, GeoMet, Zintec
   • Machining: Turning, Milling, Lathing, Drilling, Honing, Grinding,