# Junyu CNC Machining

> Junyu CNC Machining is a China-based precision manufacturer specializing in CNC machining, EDM, optical profile grinding, wire EDM (WEDM), and mold making. The company produces high-precision components for stamping dies, injection molds, medical equipment, and industrial automation, with materials including tungsten carbide, tool steel, stainless steel, aluminum, and engineering plastics.

## Core Services

- [CNC Machining Service](https://www.junyucncmachining.com/services/cnc-machining-service): Overview of all CNC machining capabilities
- [CNC Milling Service](https://www.junyucncmachining.com/services/cnc-machining-service/cnc-milling-service): Precision CNC milling for complex parts
- [CNC Turning Service](https://www.junyucncmachining.com/services/cnc-machining-service/cnc-turning-service): CNC turning for round and cylindrical components
- [CNC Drilling Service](https://www.junyucncmachining.com/services/cnc-machining-service/cnc-drilling-service): Precision drilling operations
- [Wire EDM Service](https://www.junyucncmachining.com/services/cnc-machining-service/wire-edm-service): Slow-feeding wire electrical discharge machining
- [Precision EDM](https://www.junyucncmachining.com/services/precision-edm): Sinker EDM and precision EDM machining
- [Optical Profile Grinding Service](https://www.junyucncmachining.com/services/optical-profile-grinding-service): High-accuracy optical profile and projection grinding
- [Progressive Die Stamping Mold Making](https://www.junyucncmachining.com/services/progressive-die-stamping-mold-making): Custom progressive stamping die manufacturing
- [Injection Mold Making](https://www.junyucncmachining.com/services/injection-mold-making): Precision plastic injection mold manufacturing
- [Injection Molding](https://www.junyucncmachining.com/services/injection-molding): Injection molding production service
- [Metal Stamping Service](https://www.junyucncmachining.com/services/metal-stamping-service): Metal stamping parts production
- [Mold Making Service](https://www.junyucncmachining.com/services/mold-making-service): Full-scope mold manufacturing services
- [Surface Finishing Service](https://www.junyucncmachining.com/services/surface-finishing-service): Post-machining surface treatments
- [Anodizing Service](https://www.junyucncmachining.com/services/cnc-machining-service/first-class-anodizing-service): Anodizing for aluminum parts
- [PVD Coating Services](https://www.junyucncmachining.com/services/surface-finishing-service/pvd-coating-services): Physical vapor deposition coating
- [Chrome / Galvanized Finishing](https://www.junyucncmachining.com/services/cnc-machining-service/chromed-galvanized): Chrome and galvanized surface finishing
- [Laser Marking](https://www.junyucncmachining.com/services/cnc-machining-service/laser-marking): Laser marking service for parts identification

## Key Product Pages

- [Homepage](https://www.junyucncmachining.com/): Company overview, capabilities, and featured products
- [All Products](https://www.junyucncmachining.com/products): Full product catalog
- [Round Carbide and Steel Punch](https://www.junyucncmachining.com/products/round-carbide-and-steel-punch): Standard and custom round punches in carbide and steel
- [EDM Parts](https://www.junyucncmachining.com/products/edm-parts): Precision EDM-machined components
- [WEDM Parts](https://www.junyucncmachining.com/products/wedm-parts): Wire EDM precision parts
- [PG Parts (Optical Profile Grinding)](https://www.junyucncmachining.com/products/pg-parts): Optical profile ground components
- [CNC Parts](https://www.junyucncmachining.com/products/cnc-parts): Full range of CNC-machined parts
- [Mold Products](https://www.junyucncmachining.com/products/mold): Precision mold and mold insert products
- [Precision Mold Accessories](https://www.junyucncmachining.com/precision-mold-accessories): Mold components and accessories
- [Metal Stamping Mold Accessories](https://www.junyucncmachining.com/metal-stamping-mold-accessories): Accessories for metal stamping molds

## Important Product and Case Pages

- [Custom Precision Mold Inserts for Plastic Molds (CNC Turning)](https://www.junyucncmachining.com/custom-precision-mold-inserts-for-plastic-molds-processed-by-cnc-turning)
- [Custom Precision Wire-Cut Components for IC Lead Frame and Stator/Rotor Molds](https://www.junyucncmachining.com/custom-precision-wire-cut-components-are-used-in-ic-lead-frame-stamping-mold-and-stator-and-rotor-molds)
- [Custom Precision EDM Parts ±0.002mm Tolerance for Plastic Injection Molds](https://www.junyucncmachining.com/custom-precision-edm-parts-with-a-dimensional-tolerance-of-%C2%B10-002mm-for-precision-plastic-injection-molds)
- [Non-Standard Inserts for Automotive Molds (Precision EDM)](https://www.junyucncmachining.com/non-standard-inserts-for-automotive-molds-processed-by-precision-edm)
- [Factory Direct Tungsten Carbide Stamping Components](https://www.junyucncmachining.com/factory-direct-prices-machining-stamping-tungsten-carbide-components)
- [OEM High-Precision Equipment CNC Machining Parts](https://www.junyucncmachining.com/oem-high-precision-equipment-cnc-machining-parts)
- [Custom Optical Profile Grinding Ceramic Parts](https://www.junyucncmachining.com/custom-precision-optical-projection-grinding-ceramic-parts-processing)
- [Custom Ultra-Precision CNC Turning Components for Medical Molds](https://www.junyucncmachining.com/custom-ultra-precision-cnc-turning-components-are-used-in-medical-molds)
- [High-Precision CNC Turned Bushing Components for High-Speed Stamping Dies](https://www.junyucncmachining.com/high-precision-cnc-turned-bushing-components-for-metal-high-speed-stamping-dies)
- [Custom High-Accuracy CNC Machining of Steel Parts](https://www.junyucncmachining.com/custom-high-accuracy-cnc-machining-of-steel-parts)
- [High-Precision CNC Parts Machined by 5-Axis CNC Machines](https://www.junyucncmachining.com/high-precision-cnc-parts-machined-by-5-axis-cnc-machines)
- [High-Precision Tungsten Carbide Mold Parts for High-Speed Stamping Molds](https://www.junyucncmachining.com/high-precision-tungsten-carbide-mold-parts-for-high-speed-stamping-molds)
- [Precision Tungsten Carbide Mold Parts - High Hardness Wear-Resistant Mold Components](https://www.junyucncmachining.com/precision-tungsten-carbide-mold-parts-high-hardness-wear-resistant-mold-components-custom-stamping-mold-inserts)
- [Custom High-Precision Slow-Feeding Wire EDM Inserts for Metal Stamping Dies](https://www.junyucncmachining.com/custom-high-precision-slow-feeding-wire-edm-formed-inserts-are-used-in-metal-stamping-dies)
- [Core Precision EDM Inserts for Stamping and Injection Molds](https://www.junyucncmachining.com/core-precision-electrical-discharge-machining-edm-inserts-used-in-stamping-molds-and-injection-molds)
- [Precision Wire-Cut Parts for Medical Product Mold and Household Appliances Mould](https://www.junyucncmachining.com/precision-wire-cut-parts-for-medical-product-mold-and-household-appliances-mould)
- [Ultra-Precision EDM Mold Inserts for Connector Molds](https://www.junyucncmachining.com/chinese-manufacturers-produce-ultra-precision-edm-machined-mold-inserts-for-connector-molds)
- [Precision EDM Parts for Injection and Stamping Molds](https://www.junyucncmachining.com/machining-of-high-precision-edm-parts-for-injection-or-stamping-molds)
- [Custom Precision Tungsten Carbide Punch Pins for Metal Stamping Dies](https://www.junyucncmachining.com/custom-precision-tungsten-carbide-punch-pins-for-metal-stamping-dies-processed-by-cnc-turning)
- [Custom Precision Tungsten Carbide Ejector Pins for High-Speed Stamping Mold](https://www.junyucncmachining.com/custom-precision-cnc-turned-tungsten-carbide-ejector-pins-for-high-speed-stamping-mold)
- [Precision Terminal Mold](https://www.junyucncmachining.com/precision-terminal-mold)
- [High-Speed Progressive Stamping Mold](https://www.junyucncmachining.com/high-speed-progressive-stamping-mold)
- [Precision High-Speed Stamping Mold](https://www.junyucncmachining.com/precision-high-speed-stamping-mold)
- [Precision Parts for Stator and Rotor Molds](https://www.junyucncmachining.com/precision-parts-for-stator-and-rotor-molds)
- [China Professional Producer of High-Precision Mold Inserts](https://www.junyucncmachining.com/chinas-professional-producer-of-high-precision-mold-inserts)
- [OEM CNC Parts for Electronic Equipment](https://www.junyucncmachining.com/oem-cnc-parts-for-electronic-equipment)
- [Custom OEM Batch-Produced CNC Machining Parts](https://www.junyucncmachining.com/custom-oem-batch-produced-cnc-machining-parts)
- [High-Precision CNC Machined Parts for Electronic Equipment](https://www.junyucncmachining.com/high-precision-cnc-machined-parts-for-electronic-equipment)

## Materials Reference

- [All Materials](https://www.junyucncmachining.com/materials): Full materials reference index
- [SKD11 Tool Steel](https://www.junyucncmachining.com/skd11-material-detailed-information)
- [DC53 Tool Steel](https://www.junyucncmachining.com/dc53-material-detailed-information)
- [SKH51 High-Speed Steel](https://www.junyucncmachining.com/skh51-steel-detailed-information)
- [1.2379 Tool Steel](https://www.junyucncmachining.com/1-2379-tool-steel-detailed-information)
- [1.3343 High-Speed Steel (HSS)](https://www.junyucncmachining.com/1-3343-high-speed-steel-hss-detailed-information)
- [SKD61 Hot Work Steel](https://www.junyucncmachining.com/skd61-material-detailed-information)
- [S136 / S136H Stainless Mold Steel](https://www.junyucncmachining.com/s136-material-detailed-information)
- [Stavax / AISI 420 Modified](https://www.junyucncmachining.com/stavax-aisi-420-modified-detailed-information)
- [NAK80 Steel](https://www.junyucncmachining.com/nak80-steel-detailed-information)
- [P20 Mold Steel](https://www.junyucncmachining.com/p20-material-detailed-information)
- [DAC / DAC10 Hot Work Steel](https://www.junyucncmachining.com/dac-material-detailed-information)
- [Dievar Steel](https://www.junyucncmachining.com/dievar-material-detailed-information)
- [8407 Hot Work Steel](https://www.junyucncmachining.com/8407-material-detailed-information)
- [HAP40 Powder High-Speed Steel](https://www.junyucncmachining.com/hap40-material-detailed-information)
- [ASP 23 Powder Steel](https://www.junyucncmachining.com/asp-23-material-detailed-information)
- [YXM1 / YXR33 High-Speed Steel](https://www.junyucncmachining.com/yxm1-material-detailed-information)
- [SUS304 Stainless Steel](https://www.junyucncmachining.com/sus304-stainless-steel-detailed-information)
- [SUS440C Stainless Steel](https://www.junyucncmachining.com/sus440c-stainless-steel-detailed-information)
- [S45C / S50C Carbon Steel](https://www.junyucncmachining.com/s45c-material-detailed-information)
- [HPM31 / HPM38 Plastic Mold Steel](https://www.junyucncmachining.com/hpm31-material-detailed-information)
- [1.2343 / 1.2343 ESR Hot Work Steel](https://www.junyucncmachining.com/1-2343-material-detailed-information)
- [1.2083 / 1.2083 ESR Stainless Mold Steel](https://www.junyucncmachining.com/1-2083-material-detailed-information)
- [1.2510 Cold Work Steel](https://www.junyucncmachining.com/1-2510-material-detailed-information)
- [1.2767 Special Steel](https://www.junyucncmachining.com/1-2767-material-detailed-information)
- [1.2842 Cold Work Steel](https://www.junyucncmachining.com/1-2842-material-detailed-information)
- [1.2990 / XW-10 Tool Steel](https://www.junyucncmachining.com/1-2990-material-detailed-information)
- [SKS3 Cold Work Steel](https://www.junyucncmachining.com/sks3-material-detailed-information)
- [Rigor Steel](https://www.junyucncmachining.com/rigor-steel-detailed-information)
- [SLD Steel](https://www.junyucncmachining.com/sld-material-detailed-information)

## Knowledge Base / Guides

- [What is CNC Milling and Turning](https://www.junyucncmachining.com/what-is-cnc-milling-and-turning)
- [What is CNC Turning](https://www.junyucncmachining.com/what-is-cnc-turning)
- [How to Use G41 and G42 in CNC Turning](https://www.junyucncmachining.com/how-to-use-g41-and-g42-in-cnc-turning)
- [What is Metal Stamping Mold Making](https://www.junyucncmachining.com/what-is-metal-stamping-mold-making)
- [What is Injection Mold Making](https://www.junyucncmachining.com/what-is-injection-mold-making)
- [Metal Stamping Mold vs Plastic Injection Mold](https://www.junyucncmachining.com/metal-stamping-mold-vs-plastic-injection-mold)
- [Service Guide](https://www.junyucncmachining.com/guide)
- [FAQ](https://www.junyucncmachining.com/faq)
- [News](https://www.junyucncmachining.com/news)
- [Industry](https://www.junyucncmachining.com/industry)
- [Video](https://www.junyucncmachining.com/video)

## Company

- [About Us](https://www.junyucncmachining.com/about-us)
- [Contact Us](https://www.junyucncmachining.com/contact-us)
- [Celebrating 10 Years of Partnership with Japanese Customer](https://www.junyucncmachining.com/celebrating-10-years-of-partnership-with-our-japanese-customer)
- [Junyu Precision at the 2026 Osaka Mold & Die Exhibition](https://www.junyucncmachining.com/junyu-precision-meets-you-at-the-2026-osaka-mold-die-exhibition-discussing-the-future-of-the-mold-industry)