• Dongguan Kingrui Precision Mould Co.,LTD
    Ray-hans Precision Tools Pvt Ltd
    We have coperated with Kingrui since 2005, Kingrui's foundation. we once were a Tyco company, and now a Group company. Kingrui show their best support
  • Dongguan Kingrui Precision Mould Co.,LTD
    KINGRUI a reassuring supplier. and Kingrui stands out among Chinese spare parts makers. I recommand their team to many of my friends.
  • Dongguan Kingrui Precision Mould Co.,LTD
    KYOCERA Corporation
    Kingrui is a rigor partner. they can always keep the qualiy and fast delivery. we once invited their team to visit out workshop. they learns fast.
Contact Person : Lydia
Phone Number : 13829100895
WhatsApp : +8613829100885

Precision Square Wire EDM Parts SUS440C Material Ra0.4um Surface Roughness

Place of Origin Dongguan, China
Brand Name Kingrui
Certification ISO9001:2008
Model Number KR018
Minimum Order Quantity 1 Pcs
Price Negotiable
Packaging Details Normally, simple parts, 5- 7 working days, complicated parts, 7-15 working days. According to custom’s request
Delivery Time PE film covered first, Plastic box, then carton last.
Payment Terms T/T 50% as deposit before the shipment.
Supply Ability 1200-1500 units per month
Product Details
Product Name Precision OEM Square Wire EDM Parts With Over 11 Years Manufacturing Experience Material Stainless Steel: SUS440C From Japan
Material Brand ASSAB/ DAIDO/ SAARS TA/ AISI/ BOHLER And More Shaping Mode Plastic Injection Mould
Accuracy For EDM 0.002mm Accuracy For Grinding 0.001mm
Surface Roughness Ra0.4um Verticality 0.002mm
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sodick wire edm parts


precision car parts

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Product Description


Precision Square Wire EDM Parts SUS440C Material Ra0.4um Surface Roughness



Part Intro


1. Material: SUS440C from Japan. 


2. Machining: Grinding processing, discharging processing, wire EDM processing.


3. Application: Used in automoblie connector.


4. Surface finish: Surface grinding


5. Applied software: Pro/ E, Auto CAD 2000, Solid work 2001, CAXA, UG, CAD, CAM


6. Product tolerance: 0.005 mm


7. Packing: PE film covered first, Plastic box, then carton last.





  • Steel: Stainless steel/ HSS/ Tungsten steel
  • Aluminum
  • Brass
  • Iron
  •  Zinc
  • Copper
  • Or customized according to customers' requirements


Part accuracy
  • Roundness: Within 0.001mm,  
  • Straightness: Within 0.002mm, 
  • Surface Roughness: Ra0.4 um
  • Hardness: HRC20- 94
Machining dimension

From 0.1mm to 6000mm or as customer's demand



Surface treatment

PVD coating/ DLC coating/ Mirror polishing and so on



Electronic equipment and products/ medical equipment/ aviation/ etc.

1 Pcs can be available, large quantities are welcome



www. Kingruimould. com



DHL/ UPS/ EMS/ FEDEX, or according to your request


Lead time


Normally, 5- 15 working days
Supply Capability

1200-1500 pieces per month or more


Machining and inspection Equipments


  • Grinders
  • EDM machines
  • Wire EDM machines
  • CNC Milling  machines
  • Internal- external lapping machines
  • And more
  • 2.5D projectors
  • Height gages
  • Hardness meters
  • Micrometers
  • Two dimensions
  • And more



Our Strengths and Service Descriptions


A. Experienced Staff: All of Kingrui's employees have experience of many years in related industries.

B. Green Product: Although we can provide many kinds of materials, but we do not provide harmful material for human body, we keep the safety and health of the working environment, it not only pays attention to product clean, also is the embodiment of the concept of people- oriented.

C. Guarantee/ Warranty: Mainly talking about two points, first, our company in 2005 obtains ISO certification; second, materials are the beginning of quality assurance, our material comes from the regular market, and we can provide proof of material.

D. Packaging: Our packing can be customized, and you can choose our regular packing: PE film+ Plastic box+ carton .


E. Price: Kingrui is a custom processing factory, we directly transfer with customers without any middleman. with so many years, we have accumulated a lot of experienced engineers and staff, so in the processing, we more handy, more cost advantages, so if you choose us, we will try our best to give you the most preferential price.

F. Product Feature: Our factory specializes in processing square precision mold parts, specific processing techniques, such as: grinding, EDM, wire cutting and so on. Of course, the circular workpiece, we also received countless orders, and the customers are also very satisfied.

G. Prompt Delivery: As a rule, our delivery date is 5-15 working days. It depends on the complexity of the drawing. If you have urgent demand, please let us know and we will do our best to give you faster delivery.

H. Quality Approvals: ISO9001: 2008

I. Reputation: First of all, we are a member of ISO certification, and secondly, we are honored to be a member of Alibaba. These represent our efforts in quality and promotion, as well as our ability to provide good service to our customers.

J. Service: First of all, our most important and most valuable service is customization. The Kingrui can custom many, such as material, size, processing, processing, shipping, packaging, and so on. Secondly, we have excellent sales and production, to ensure that you have a satisfactory experience before and after the cooperation.


K. Small Orders Accepted: 1PCS can be available.