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Cast Metal

Cast Metal

April 9, 2026 12

Cast Metal

Best Fit Precision is able to produce 3 typical cast metals:

  • Zinc
Comm’lUNSASTMB86FormerSAEJ469Federal
QQ-Z-363a		DINJIS
2Z35541AC43A921AC43A1743
3Z33520AG40A903AG40A1743ZDC-2
5Z355310AC41A925AC41A1743ZDC-1
7Z33523AG40B—AG40B
ZA-8Z35636———
ZA-12Z35631———
ZA-27Z35841———
  • Aluminum
Comm’lUNSANSIFormer ASTMB85SAE J452DIN 1725JIS H5302
360A03600360SG100B—
A360A13600A360.0SG100A309233ADC3
380A03800380SC84B308
A380A13800A380.0SC84A306226AADC10
383A03830383SC102383226AADC12
384A03840384SC114A303ADC12
A384—A384.0——ADC12
390A23900B390.0SC174B—
13A04130413S12B—
A13A14130A413.0S12A305231DADC1
43A34430C443.0S5C304
218A05180518G8A—341

Magnesium

Comm’lUNSASTM
B93 & B94		Former
SAEJ465B		FederalDIN1729JIS
H2222 & H5303
AZ91BM11912AZ91B501AQQ-M383.5912.05MDI1B
AZ91DM11916AZ91D———MDI1D
AZ81——————
AM60AM10600AM60A——3.5662.05MDI2A
AM60BM10602AM60B———MDI2B
AM50——————
AE42——————
AS41AM10410AS41A——3.5470.05MDI3A
AS41BM10412AS41B————

Hot Products

Custom Automotive Fabrication – Turbo Inlet Flange View More +
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Custom Mass Air Flow Weld-On Flange View More +
Custom racing performance Adapter and AN Fittings View More +
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Precision Billet Machining – Rocker Racing Performance Components View More +

Related

Casting Prototype Tooling

April 9, 2026

Best Fit Precision has more than decade of experience to provide optimum prototype tooling and casting solution for our customer’s casting product research and development. Best Fit Precision designs and builds prototype castings to accurately simulate production casting product or casting processes before hard precision tooling is invested. Casting prototypes provide our customer low run casting parts to validate their product designs, test fit and match, and function, and eliminate potential problems before full production; Prototype castings are ideal when low-volume, short-run products do not justify  tooling costs. Best Fit Precision specialize in design, engineering, and production of prototype castings for aluminum, magnesium, and zinc castings. here are several typical prototype castings for high performance product with complex geometry and engineering specifications that we currently offer for our customers: Gravity Casting tooling Cast Iron Tooling Sand Casting Tooling Unit Die Soft Die casting tooling Gravity Casting Tooling Cast Iron Tooling Sand Casting Tooling Unit Die A unit die is a lower cost production tool that has a standardized main die frame and replaceable cavity units. These replaceable units are designed to be removed from the main die frame without removing the standard frame from the die casting machine. Soft Die Casting Tooling

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Die Cast tooling and mould

April 9, 2026

Best Fit Precision owns our casting tooling workshop in Ningbo city, we are able to provide different tooling option for our customer: Cast iron tooling We are able to offer cast iron tooling for low volume die casting parts for our customer, which means the tooling are made by cast iron and the tooling life cycle is around 5000 shots and this provide a very low cost option so that the customer doesn’t have to invest high cost standard for new product development. Precision steel tooling We design and make die cast tooling for various Aluminum, Zinc and Magnesium casting processes that ensure near net shape castings with dimensional accuracy, close tolerances, and smooth surfaces that eliminate or minimize post casting machining. We’re experts in prototype, production-intent development, and production tooling. While your different castings require different aluminum alloys, all your projects require quality and excellence. Our innovative tooling solutions ensure quality castings for foundries and advanced manufacturers of aluminum castings with complex geometry and high performance demands. We evaluate customer’s specific tooling needs and develop the lowest amortized cost of tooling per casting or component for each part that customer would like to produce through different type of tooling design, material selection and surface or heat treatment. We work with customer to reduce the cost and timing of design, tooling construction, and sampling.  Lots of advanced manufacturers worldwide benefit and trust Best Fit Precision for their aluminum casting tooling solutions. Cast Tooling that we involved in: Automobile & motorcycle machinery parts Transmission parts (Gearbox Housing, Piston, Valve Plate  etc) Cooling system parts (Water Pump, Fan Clutch, Oil Pump etc) New Energy Vehicle Parts(Drive Motor Housing, Motor Cover, Controller Shell & Housing etc) Electrical Engine and Generator components Motor housing End cover  LED lighting lampshade shell

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Die Casting Service

April 9, 2026

Best Fit Die Casting Factory is a professional manufacturer who designs, develops and produces aluminum, magnesium and zinc alloy die casting products, our factory covers more 5000 square meter, with 125 staffs and has strong technical forces, advanced equipment,. We owns 10 sets high pressure precision die casting machine, tonnage from 180T to 1600T , 2 low pressure die casting machine and 2 gravity casting machine to meet different volume and structure product production requirement for our customer. Our machining center is brought in from Japan and the United States, the testing equipment are imported from abroad, so that chemical elements and the size of the raw materials can be precisely controlled, our factory can provide high quality products and reliable guarantee for the customers. Prototype Casting, Sand Casting Gravity Casting Prototype tooling – die casting ( Cast Iron tooling) Precision Die Casting Low Pressure Die Casting High Pressure Die Casting Our factory is ISO9000 and TS16949 certified, the industry and product we serve including but not limited automobile manufacturing, aviation manufacturing, telecommunications, electrical and electronic industries, especially the production of large tonnage magnesium alloy thin-walled die-casting pieces filled the blank space of the domestic production.

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Secondary Process

April 9, 2026

Casting service is far not the end for Best Fit Precision can offer, at Best Fit Precision we will provide a turn key service of casting based precision product for our customer through the following processes: Trimming Polishing Vibrating Sand-Blasting Hand-Filing Drilling & Tapping Precision Machining (CNC turning/Lathing) Tempering Painting Powder Coating E-coating Anodizing Impregnation (Outsourcing ) Assembly

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Material Capability

April 9, 2026

Best Fit Precision is able to manufacture many kinds of plastic and metal material, but there are limitations on the thicknesses of some available materials and consequently not every part can be made in every material, please send your drawing to us and we will present material option for your parts. Here are the typical materials that we are able to handle: Forged Aluminum Alloy: 5052 / 6061-T6 / 6063 / 6082 / 7075 / 2011 / 2014 / 2024 / 2017 etc. Cast Aluminum Alloy: A360 / A380 / ADC10 / ADC12 etc. Brass Alloy: C3600 / C3604  / C5100 etc. Stainless Steel: SUS 302 / 303 / 304 / 316(L) / 410 / 17-4 PH etc. Carbon Steel: Q235 / Q345 / A36 / 12L14 / 1018 / 1215 / 1144 / 4130/ 4140 / 20# / 40# / S7 / mild steel / SPCC / SPHC / SPTE etc. Plastics: ABS / Nylon / POM / PC / PMMA / Teflon(PTFE) / PVC / PE-UHMW /etc. other alloy such as Zinc, Magnesium If you require a material that is not on the list, please let us know and we will review your request.

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Sheet Metal & 3D Laser Cutting

April 9, 2026

Sheet Metal Capabilities – Precision Sheet Metal Fabrication Best Fit Precision offers a wide range accurate, flexible and cost effective Sheet Metal Fabrication solution for our customer from 1 piece prototype to 100 low run and 10 thousands pieces mass production. We have full line of equipment and machines to support our prototype development and production, here are the main machines: 2D Sheet Metal Laser Cut Machine Punch Machine Hydraulic Press Machine NC Bending Machine 3D Sheet Metal Laser Cut Machine We are able to select the alternative approach to build the prototypes or prototype tooling or soft tooling to save cost and lead time for our customer without sacrificing product quality. many global customers such as Delphi, Harman, Thyssenkrupp, Tesla are benefiting working with Best Fit Precision for their R&D projects. Here is our typical manufacturing process: Sheet Cut Forming or deep drawing 3D laser Cutting Bending Finishing. 2D & 3D Sheet Metal Laser Cut Capability: Steel sheet thickness 0.5mm to 10mm Aluminum sheet thickness 0.5mm to 3mm Precision: 0.05mm – 0.15mm

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CONTACT US

Shanghai (China) Best Fit Precision Co.,LTD

Add：Room 202, Building 10#, No 666 Songhuang Road, Qingpu District, Shanghai, China
Tel：+86-021-5976 8618
E-Mail： info@bestfitparts.com.cn

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