Winnington Casting CO.,LTD
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Place of Origin: | Zhejiang, China (Mainland) |
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Precision investment casting for stainless steel 1.4301 Valve body in PED certificated foundry.
Quick Detail:
Description:
Certificated with ISO9001,PED/AD2000 ,Winnington is specializing in precision investment castings of stainless steel, carbon steel, alloy steel. Our precision casting parts are widely applied in Marine Hardware, Pumps & Valves, Machine Parts, Medical, Military industries.
Stainless Steel (70%) |
Carbon Steel |
Alloy Steel |
303, 430, 420, CF3M (AISI 316L), CF8M (AISI 316), CF8 (AISI 304),CD4MCu, CD4MCuN,ANC20,1.4301,1.4408,1.4517, 1.4306, 17-4PH, SCS1 and more |
1020, 1040, S355JR, SCS16, SCS14, SCS13, 1.0619, WCB, WCC, 1045 , LCC and more |
6150, ANC2,CLA12C,42CrMo,7Q, 8Q,4140,SCM41 and more |
Investment Casting Process:
1.DIE MAKING
Our tooling experts design and build a wax injection mold to produce wax patterns per customer specifications.
2. WAX PRODUCTION
A wax pattern is produced from the wax injection mold.
3. PATTERN TREE ASSEMBLY
Wax patterns are attached to gating system by hot knife.
4. CERAMIC SHELL MAKING
The pattern assembly is dipped into a ceramic slurry, coated with a refractory material and dried. The process is repeated until the desired thickness and strength is achieved.
5. DEWAXING
Using regulated steam pressure, an autoclave melts and remove the wax from the ceramic shells.
6.SHELL MOLD PREHEAT
High temperature ovens cure and preheat the ceramic shells before pouring.
7. CASTING
Pre-heated Ceramic cavities are poured with the molten metal.
8.KNOCK OUT
The ceramic shell is removed by vibration knocking and the cluster is cleaned.
9.CUT OFF
Castings are cut off from the gating system.
10.MACHINING,SURFACE FINISH,AND INSPECTION
After cut off and gate removal, all secondary finishing operations are performed. Each casting is inspected according to customer specifications and requirements.
Applications:
Specifications:
Casting process type |
silica sol lost wax casting |
Maximum Casting Size |
500*500*350mm |
Casting weight |
10g~80kg |
Wall thickness |
1.5-2mm Min |
Standards |
ASTM,JIS,DIN,BS,MIL |
Machining |
CNC machining, CNC lathe |
Surface finish types |
pickled, zinc plating, black phosphating ,vibration polishing, electro polishing, satin polishing, hand polishing |
Tolerances Standard |
Raw castings according to VDG P690 |
NDTservice |
Dye test, X ray test etc |
Competitive Advantage: