Non-standard Inserts for Automotive Molds Processed by Precision EDM
| Name | Non – standard inserts for automotive molds processed by precision EDM. |
| Material | SKH51 |
| Hardness | 60-62 HRC |
| Specification | Non-standard/Custom |
| Custom | OEM/ODM |
| Surface treatment | None |
| surface finish | Ra0.4-Ra0.8um |
| Tolerance | ±0.002mm |
| Mold Type | Automotive Mold |
| MOQ | 1PCS |
| CNC Machining or Not | CNC Machining |
| Sample | Available |
| Place of Origin | Dongguan GuangDong China |
| Supply Ability | 20000 Pieces Per Month |
| Material Capabilities | 1.2343,1.2083,1.2842,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 Details | PP bag,carton ,box or according to customer’s requirements |
| Port | GUANGZHOU |
| Lead Time :Quantity(pieces)1-5000 | 3-7days |
| Lead Time :>50000 | TO be negotiated |
| Shipping | Shipped by a convenient and cost-effective way |
Process: on-demand blanking →Milling→Heat treatment→Grinding →WEDM→EDM→ surface grinding →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
Every part of a mold must be perfectly aligned with what’s needed to make sure the production is flawless. That’s why non-standard EDM inserts are so important—they allow for unique designs where standard components just can’t work.
Junyu CNC Machining performs the inserts with precision EDM (Electrical Discharge Machining), which allows them to reach an amazing level of accuracy, even in the most complex mold projects related to the automotive industry.
Custom Solutions for Automotive Mold Challenges
There are very specific performance requirements, intricate geometries, and tight tolerances in modern automotive molds. Standard components won’t be able to keep up-that’s why non-standard Inserts for automotive molds exist.
Junyu’s focus is on fully customized solutions, with each insert made to fit your design exactly. So whether it’s a complex cavity shape or a high-wear application, the part will be engineered to reliably perform under demanding conditions.
Precision EDM Technology for Complex Geometries
EDM Machining is perfect for parts that are very detailed and difficult to machine, allowing them to maintain material strength while producing very high accuracy sharp corners and fine features.
Junyu, a professional non-standard EDM Inserts manufacturer, has powerful EDM machines to do:
- Ultra-tight tolerances
- Smooth surface finishes
- High repeatability
- Precise reproduction of complex designs
Such precision will ensure that your inserts fit perfectly and work properly from day one.
Built for Durability and Performance
Durability runs hand-in-hand with precision in automotive molds where there is high pressure, high temperature, and continuous running.
Junyu’s non-standard EDM inserts are crafted from premium materials that resist wear and deformation. This extends their service life, reducing replacements and downtime in your production process.

Our Exhibition Display Illustration

2015 Japan Exhibition 
2018 Japan Exhibition 
2019 Japan Exhibition

2019 German Exhibition 
2023 Japan Exhibition
Our EDM Workshop
Our Inspection Department

Reliable Non-Standard EDM Inserts Manufacturer
Your efficiency and product quality can’t take a hit, which is why you need the right non-standard EDM Inserts manufacturer. Junyu provides a body of strategic personnel, strict quality controls, and an approach to service that is fast and armed.
What you will gain:
- Consistent production quality
- Fast turnaround times
- Support for both prototyping phases and mass production
- Communication clarity during projects
These make Junyu one of the most reliable partners for automotive mold manufacturers globally.
Start Your Custom Project Today
If your project demands precision as well as customization, non-standard inserts for automotive molds from Junyu CNC Machining are your solution. You will receive inserts made exactly to your requirements through advanced EDM technology with quality as a prime focus.
Partner with an experienced non-standard EDM Inserts manufacturer and take your mold performance to the next level. Submit your drawings now and have components made with accuracy, durability, and long-term reliability.

















