Precision Parts for Stator and Rotor Molds

NamePrecision parts for stator and rotor molds
MaterialSKD11
HardnessHRC 60-62
SpecificationNon-standard/Custom
CustomOEM/ODM
Surface treatmentNone
surface finishRa0.15-Ra0.3um
Wire Diameter0.03mm-0.2mm
Tolerance±0.002mm
Mold TypeStamping mold
MOQ1PCS
Wire Diameter0.03mm-0.2mm
CNC Machining or NotCNC Machining
SampleAvailable
Place of OriginDongguan GuangDong China
Supply Ability20000 Pieces Per Month
Material Capabilities1.2343,1.2083,1.2842,C45(K1045),C2100,C46(K1046),C20,SKD11,SKD61,SKH51,1.2379,k390,ELMAX,SKS3,S45C,S290,HPM31,SLD,YXM1,HAP40,YXR33,HPM38,D2.stavax,S-7,NA20,RD50,RD30,WF30,KG7,WF15,CF-H40S,CF-H25S,SUJ2,etc. 
Packaging&Delivery Packaging DetailsPP bag,carton ,box or according to  customer’s requirements
PortGUANGZHOU
Lead Time :Quantity(pieces)1-50003-7days
Lead Time :>50000TO be negotiated
ShippingShipped by a convenient and cost-effective way

Process: on-demand blanking →WEDM→ grinding→ EDM→Chamfer and edge treatment→ Cleaning and Packaging

Product parameters

Perpendicularity
0.002MM

Parallelism
0.001MM

Roughness
EDM Roughness: Ra0.4-Ra0.8um

Roughness
Grinding Roughness: Ra0.15-Ra0.2um

Roughness
Wire-Cut Roughness: Ra0.15-Ra0.3um

Product Overview

This precision part is a core component of motor molds and is specially designed for the molding scenario of motor rotors and stators, It features a stable machining tolerance within ±0.002 mm, with geometric tolerances (perpendicularity of 0.002 mm and parallelism of 0.001 mm) and a surface roughness ranging from Ra 0.2 to Ra 0.3um.The minimum internal radius (R) of this workpiece is R0.15, which is machined using a wire with a diameter of φ0.2 mm.Widely used in high-precision mold manufacturing, aerospace, electronic components, and medical device industries, precision wire-cut parts serve as key components for applications such as fine cavities of molds, precision structures of aerospace parts, and micro-components of medical equipment. They provide critical support for ensuring the performance stability of high-end products across various industries.

Why Choose Us

  1. Over 15 Years of Expertise – Trusted by clients across Japan, Germany, Singapore, Malaysia, and Thailand.
  2. Direct Factory Advantage – Competitive pricing without unnecessary markups.
  3. Complimentary Support – Free engineering advice and samples before mass production.
  4. Guaranteed Precision – Every part is inspected with CMM reports for accuracy.
  5. On-Time Delivery – Flexible lead times from 7 to 20 days to meet your schedule.
  6. High Precision– ±0.002mm tolerance
  7. Lead Time- 7-20 days
  8. QC Assurance -100% inspection before delivery

A brief introduction of Junyu:

Dongguan Junyu Precision Moulds Co., Ltd. specializes in precision molds and components, and has been delivering products with ISO9001 certification since 2008. The WEDM parts we manufacture are widely used in connector molds, motor core molds, terminal molds, and components for automation equipment. With over 15 years of industry experience and strong technical expertise, we provide reliable quality products and customized solutions for global customers in Japan, Germany, Singapore, Malaysia, Thailand, and beyond. Now, we are eager to explore more markets worldwide!

Our WEDM Workshop

Our Exhibition Display Diagram

Our Quality Control Department  

Looking for a precision wire-cut parts manufacturer in China?

We provide custom wire EDM solutions with high accuracy and reliable lead times for global B2B buyers.
Contact us today to get a free design review, quotation, and sample for your next project.

Email: info@junyudg.com
WhatsApp: +86 13602364710