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Your One-Stop Casting Solution
From Investment Casting to CNC Machining
China Lost Wax Casting Manufacturer
Process: Precision Casting, Mold Making & 3D Printing Technology, CNC Machining, Heat Treatment, Surface Treatment, etc 
 
Materials: Stainless Steel, Carbon Steel, Alloy Steel, Nickel-Based Alloy, Duplex Steel, Heat-Resistant and Wear-Resistant Steel, etc
 
Serving diverse industries with custom investment castings and precision machining

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Customized Petrochemical Machinery Casting Part banner1
OEM & ODM Customized +Lost Wax Investment Casting Service
One-Stop Casting Solutions
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3D Printing for Sample Production (Save mold production time and cost)
 
ISO9001:2015 Certificate + SGS,  Products comply with RoHS requirments
CNC Machining banner3
Zeren CNC Machining Service
 Includes CNC Lathe Machining, Wire Cutting, Milling Machine Processing, Automatic Tapping
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One-Stop Solution + OEM Design Casting Service
Lost Wax Marine Machinery Casting Part banner2
On Time Delivery + Chemical Composition Testing/ Spectral Analysis + FAI Inspection Form
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30+ Years Lost Wax Investment Casting Experience
Direct Foundry Factory,  specializiing in Stainless Steel, Carbon Steel, Alloy Steel, Nickel-Based Alloy Casting etc.
Zeren Capabilities
Explore our full in-house manufacturing capabilities, from investment casting to machining and finishing.
Diverse metal parts showcasing investment casting services capabilities.
 
 Investment Casting Alloys
 
Mold Production & 3D Printing services deliver custom molds and parts quickly, reducing lead times and production costs.
 
Mold Production & 3D Printing Services
 
Get fast, accurate production with our CNC Machining services—ideal for prototypes and low-volume manufacturing needs.
 
CNC Machining Services
 
Heat Treatment Services: Enhance material strength and durability with our expert heat treatment solutions for metals and alloys.
 
Heat Treatment Services
 
Surface Treatment Services: Enhance durability and appearance of your products with professional surface finishing solutions.
 
Surface Treatment Services
 

Product Category

Browse our product categories by application, from machinery and pump components to hardware and medical parts.
Machinery Equipment Casting Part manufacturing ensures robust, custom-fit components for all your industrial machinery needs.

Machinery & Equipment Castings

  • Construction & Industrial Machinery
  • Petrochemical Machinery
  • Marine Machinery
Durable Power Engineering Instrument Casting Part solutions for enhanced performance and longevity in power systems.

Power Engineering & Instrument Castings

  • Impeller Accessories
  • Turbine Accessories
  • Instrument Accessories
Custom Transport Tool Casting Part solutions deliver robust, high-quality parts for all your transportation tool needs.

Transportation Castings

  • Vehicle Accessories
  • Motorcycle Accessories
  • Aerospace Accessories
Custom Pump Valve Casting Part manufacturing delivers high-quality, robust parts for all your pump and valve needs.

Pump & Valve Castings

  • Pump Accessories
  • Valve Accessories
 
 
Custom Hardware Casting Part solutions deliver high-quality, robust hardware for various industrial and commercial applications.

Hardware Castings

  • Kitchenware and Bathroom Hardware
  • Door and Window Hardware
  • Lighting Fixture Hardware
Durable Casting Part solutions deliver custom, high-quality parts tailored to your specific manufacturing needs.

Combined Casting & Machining Parts

  • Medical Equipment Components
  • Plastic Film Machinery
  • Art Craft & Jewelry
 

About ZEREN

Foshan Zeren Precision Casting Co., Ltd. was founded in 2009, with a precision casting plant and a mechanical processing plant, located at Foshan, Guangdong, China.

We use advanced investment casting (lost wax casting) process for precision castings production, which are made of stainless steel, carbon steel and alloy steel, etc.
 

DIGITAL SHOWROOM

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!
 

Partners and Customers

Building trust with partners and customers is our priority, delivering quality service and reliable collaboration every time.

Customer Feedback

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Cases

Explore our successful cases and projects to see how we deliver innovative solutions across various industries.
Case 1
Cooperation with HUAWEI - 
Wrench Casting Parts
Browse our cases and projects to learn how we solve complex challenges and achieve outstanding results for clients.
Case 2
304 Stainless Steel Diffuser 
Impellers & Steam Valve
Our cases and projects reflect a track record of delivering tailored solutions and measurable success in every industry.
Case 3
316 Stainless Steel Pressure 
Vent Valve Body
Our portfolio showcases diverse cases and projects, highlighting expertise and proven results for our clients.
Case 4
Coffee Pot Casting 
Part

Zeren Fast Facts

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Established
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Total Area 6000 sq
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Factory
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Employees
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Capacity: 800 ton
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Turnover: 60 million
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Export Countries
ICON-11

Why Choose Zeren

Reliable custom casting solutions backed by engineering support, stable quality and flexible production.
Our investment casting capabilities deliver high-quality, detailed components tailored to your exact specifications.

Certifications

  • Direct investment casting factory for custom, non-standard metal parts.
  • All of our products are silica sol investment casting (better surface roughness Ra3.2) instead of water glass.
  • 30+ Years Lost Wax Investment Casting Experience, Professional Engineering Team.

Certifications

  • One-Stop OEM Customized Investment Casting & CNC Machining Service.
  • 3D Printing Technology for Sample Production, save the cost and time of mold production(Rapid Prototyping).
  • With ISO9001: 2015 & SGS Certificate, Products comply with RoHS requirements

Certifications

  • Low MOQs and reliable on-time delivery.
  • Quality Assurance: Chemical composition reports and FAI inspection documentation available

Quality Assurance

Certifications

  • ISO 9001:2015: Certified quality management system.
  • SGS Certification: Rigorous global quality standards.
  • RoHS Compliance: Safe, environmentally-friendly

Advanced Testing and Equipment

  • 3D Laser Scanners & Height Gauge
  • Hardness Testers & Spectrometers
  • High-Magnification Microscopes & CMM

Total Quality Management (TQM) Approach

  • Plan-Do-Check-Act Cycle (PDCA): Continuous improvement and defect reduction.
  • Focus on process optimization for better product quality.

Comprehensive Inspection Process

  • Sample Production Inspection: Dimensional and chemical composition tests.
  • Mass Production Process Control: Detailed process cards and ongoing inspections.
  • Mutual Inspection: Cross-checking at different production stages to ensure consistency.
Our quality assurance ensures every product meets strict standards for reliability, safety, and performance.

Latest News

Our attention to detail using precision casting and the machining techniques produces the highest quality steel castings for various industries.

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    Causes And Solutions for Casting Cracks

    Cracks are the most destructive defects in precision castings. Cracks are not allowed in all precision casting acceptance standards. Most of the precision castings are hot cracks, and cold cracks are relatively rare.All cracks are caused by internal stress in the casting. When the internal stress of

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    26 09 2024
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    Production Management And Material Control in Investment Casting Factory

    Abstract:This paper describes the key points of production planning in investment casting plants, the purpose, methods and steps of on-site production management, and reasonable material control methods.The production management of lost wax casting plants mainly revolves around the production of qua

    Read More
    18 10 2024
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    Causes And Preventive Measures for Slag Holes And Pores in Castings

    Slag holes and shrinkage holes are very common defects in precision castings. The causes of these defects are multifaceted, mainly related to the smelting of molten steel, the cleanliness of recycled wax and the tree assembly process.1.1 Molten steel smelting: Although it only takes 20-30 minutes to

    Read More
    07 10 2024
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    Solution To The Surface Decarburization Layer in Investment Casting

    Carbon is the first of the five elements of castings and has a great influence on the performance of castings. Steel and iron are distinguished by their carbon content. The surface decarburization layer of precision castings is generally not checked, but it is an important factor affecting the surfa

    Read More
    26 09 2024
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    How to Choose the Right Investment Casting Supplier for High-Precision Parts

    Selecting a manufacturing partner for complex metal components is a high-stakes endeavor. A poor choice in this sector often results in disastrous tooling failures, porous parts that fail under pressure, and supply chain bottlenecks that can stall your entire production line.

    Read More
    20 12 2025

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Send us your drawings or RFQ, and our team will reply within 6 hours.
 
  +86-15875760497 (WhatsApp)
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