Product Name: High Quality Customized Precision Casting Stainless Steel Impeller Model NO.: OEM Certification: CE, ISO 9001:2000, ISO 9001:2008 Standard: AISI Machining Tolerance: +/-0.01mm Surface Roughness: Ra0.8 Surface Preparation: Polishing Material: Stainless Steel,Carbon Steel,Alloy Steel Application: Machinery Parts Molding Technics: Gravity Casting Process: Lost Wax Casting Casting Method: Silica Sol Casting / Water Glass Casting Trademark: Huize Inox Transport Package: Single Box-Carton-Pallet-Container Specification: According to Drawings or Samples Origin: China HS Code: 7325991000 Product Description High Quality Customized Precision Casting Stainless Steel ImpellerWe manufacture steel castings according to your drawings or samples.---Material: Carbon Steel,Alloy Steel ,Stainless Steel---Making Process: Silica sol casting or Water glass casting---Casting tolerance according to CT5-CT7---Casting Surface: Ra1.6-Ra6.3---Casting Weight:0.01kg-80kg--- Casting Size: Outline Dimension 1000*620*380mm and min.wall thickness is 0.5mm---Surface Treatment: Blacking,Zinc plating,Chrome Plating and Nickel Plating for the carbon steel and the low alloy steel castings; Tumbling,handcraft dull polishing,mirror polishing,electrolytic polishing and passivation treatment for stainless steel castings; Sandblasting including glass bend blasting ,corundum-sand blasting and quartz-sand blasting for all steel castings.---Heat Treatment:Annealing, Normalizing, Hardening, Tempering, Case hardening....---Application:Machinery parts,pumps, valves parts, tanks, impellers and railway accessories, Marine fittings, Construction hardware and Medical equipment accessories.---Technical Support: Our engineers are skilled at AUTO CAD, PRO ENGINEER, SOLID WORKS and other 2D & 3D softwares.---Delivery Date: It wil take 7-10 days to make tooling and another 15 days to make samples. It will take 30-45days to fabrcate bulk order.FAQS:1,How long has the factory been established and how many employees does the factory have?Established in 2012,we have 12 technical engineers and 200 workers.2,How do we work together?We need to know your requirement like drawings or samples.3,Can you provide complete products?Yes, Make tooling,foundry,cnc machining department and polish department are available wthin our factory.4,How long does it take to get samples?It will take 10-15 days to make tooling and futher 15 days to make samples.5,What's the lead time for bulk production:It will take 30 days to casting and futher 15 days to machining or polishing.