• Model NO.：die cast aluminum heatsink led
• Coating：Water
• Machining Tolerance：+,-0.01mm
• Standard：GB
• Certification：CE
• Product Name：OEM Gray Iron Casting Grey Iron Casting
• Technology：Casting
• Casting：Sand Casting
• Other Material：Aluminum Steel Iron Brass
• Tolerance：as Drawings
• Best Products：Best Price
• OEM and ODM：100%
• Post-Process：Heat Treatment
• Delivery Time：30 Days After Payment
• Transport Package：Wooden Crate or by Customer′s Requirment
• Specification：From 0.010kg
• Trademark：xinghe
• Origin：Shandong
• HS Code：7214100000
• Production Capacity：1000tons Per Month

ProcessSand casting(Resin sand/Green Sand)Specification1.Material:gray iron, ductile iron.
2.Standard: ASTMDINBSJISGB.
3.Surface finish: shot blasting,sand  blasting, polishing,painting, etc.
4.Weight: about 1-7000kg.Production facility1.Casting facility: Electric furnace, heat treatment furnace,sand mixer,molding machine,shot-blasting machine, sand-blasting machine.
2.Machining facility: CNC machine, NC lathe, ordinary machine tools,linear cutting machine, polishing machine,welding machine.Heat treatmentAnnealing/Tempering/Normalizing.Test facilityspectrometer, tensile test machine, hardness test machine,impact tester,CMM. MaterialDINGGG40~GGG70Unit Weight0.5kg~300kgPackingWooden box with paper  box insideMOQ100 PCSDelivery Time15-20 days for samples.20-30 days for mass productionPayment TermsL/C, T/TMachiningCNCSupply Capacity1000 Metric Tons per Month




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