High Hardness Mass Production Large Metal Cast Iron Sand Casting for Gear Housings

High Hardness Mass Production Large Metal Cast Iron Sand Casting for Gear Housings. Comprehensive Customization: Dimensions customized per 2D/3D drawings with OEM/ODM support and neutral branding. Wide Material Range: Supplying grey iron, ductile iron, carbon steel, cast steel, and aluminum alloys. Large Capacity Casting: Capable of producing parts from 0.5kg up to 10 tons with sizes up to 3000mm. Flexible MOQ Policy: Accepts single samples and small-batch orders as low as 10-20 pieces. ISO 9001 Certified Quality: Full dimensional and material test reports provided with 100% inspection per batch. Fast Sample Delivery: Prototype samples delivered within 7-15 working days using wood patterns. Complete Process Chain: One-stop service from pattern making, casting, heat treatment to CNC machining.