Product Name: OEM Brass Iron Aluminum Steel Shell Sand Casting with CNC Machining Model NO.: bronze sand casting Certification: CE, RoHS, ISO 9001:2000, ISO 9001:2008 Standard: ASTM Surface Roughness: Ra0.2 Surface Treatment: Polishing Material: Copper and Copper Alloy Machining: CNC Machining Application: Electronic Accessories Sand Core Type: Sodium Silicate Sand Core Casting Method: Directional Crystallization Type: Clay Dry Sand OEM: OEM Brass Casting Bronze Precision Sand Casting Technology: Sand Casting Machining Detail: Tapping, Drilling, etc. Surface: Polishing, Powder Coated etc. Tolerance: +-0.5mm OEM and ODM: 100% Wieh Drawing of Pump Parts Pump Parts Weight: 5-500kgs Delivery Time: 30 Days Packaging: Wooden, Carton, Pallet Trademark: XH Transport Package: Wooden Crate or by Customer's Requirment Specification: from 0.1kg to 100kgs Origin: Shandong HS Code: 7325101000 Product Description Qingdao Xinghe Machinery is skilled in customized metal sand casting products.such as iron, aluminum, brass,bronze,steel and others.We have been in sand casting for more than 10years.When you need any help, please contact us freely.Emily LIu