Renyi Castings

RFQ@renyicastings.com

24/7 Customer Support

Mon - Fri: 9:00-17:30

GMT+8

Ningbo city

China 315137

Founded in 2005, Renyi Castings has grown into a highly reliable OEM supplier and dedicated China foundry. Our comprehensive service range covers all major metal manufacturing processes: Die Casting, Lost Wax Casting (Investment Casting), Sand Casting, and Forging.

We specialize in working with any metal, providing expertise in aluminum castings, brass casting, and various alloys. Our in-house capabilities include high-precision CNC parts machining and secondary finishing, ensuring we control quality from the raw casting stage all the way to the final, finished product. Whether you require a single process or a full end-to-end solution, Renyi Castings is committed to delivering quality, efficiency, and exceptional value.

Get in touch for a custom quote on your next project.

Renyi Castings

20 Years of Expertise in Custom Metal Solutions

Our History

Experience

Skills

Aluminum Die Casting 100%
Sand Castings 100%
Investment Castings 100%
Lost Wax Castings 100%
CNC Machining 100%
Forging 100%

development

2025

Manufacturer expansion and relocation

2022

Offical Website Revision

2018

Offical Website Revision

2010

Ningbo Nathan Machinery Co., Ltd.

2007

Offical Website Launch

2006

Ningbo Renyi Casting Machinery Factory

2005

Factory Establish

Inspection Euquipment

We have the chemical elements analysis centre and the mechanical testing centre which include the following quality control measures: Spectrographic analysis, magnaflux crack detection, ultrasonic detection, dynamic fatigue testing, hardness testing, proof and ultimate breaking strength test.

See our ideas come to life

All in all, we aim to supply competitively priced quality products, with the aim of creating a long lasting cooperation for mutual benefit.

Produce and Supply:

1)Die Castings: Aluminum(Al) Die Castings, Zinc(Zn) Die Castings

2)Metal Pattern Gravity Castings(Permanent Mould/Permanent Mold/Permanent Molding Castings/Permanent Moulding Castings):

Aluminum Metal Pattern Gravity Castings, Aluminum (Permanent Mould/Permanent Mold/Permanent Molding/Permanent Moulding)Gravity Castings

3)Sand Castings: Aluminum Sand Castings, Iron Sand Castings, Steel Sand Castings

4)Low Pressure Die Castings: Aluminum Low Pressure Die Castings.

5)Investment Castings(Precision Castings/Lost Wax Castings): Alloy Steel Investment Castings(Precision Castings), Carbon Steel Investment Castings(Precision Castings), Carbon Steel Lost Wax Castings, Stainless Steel Investment Castings(Precision Castings) Stainless Steel Lost Wax Castings.

6)Cast Iron: Grey Iron castings/Gray Iron Castings, Malleable Iron Castings, Ductile Iron Castings, with Coated Sand Casting & Green Resin Sand Castings & Sand Castings

7)Steel Castings & Non Ferrous Metals (Al, Zn etc., ) with process of Sand Castings (Coated Sands & Green Resin sands), Complex Castings, Investment Castings (Water Glass/Sodium Silicate/ Silicon Lost Wax Investment Castings), Die Casting & Metal Pattern Gravity Casting etc.,

Renyi Casting Materials

Aluminum Alloy Commercial Standard Equivalent Alloys  or  close substitutes
ANSI AA BS 1490 DIN 1725/2 JIS
413.2 American 413.2 LM6 GD-AlSi12  
A360 American A360.1 LM9   ADC3
A380 American A380.0 LM24 GD-AlSi8Cu3 ADC10
384 American 384     ADC12
ADC12 Japanese 383.0/384.0 LM2   ADC12
GD-AlSi9Cu3 German     GD-AlSi9Cu3  
GD-AlSi12(Cu) German A413.0 LM20 GD-AlSi12(Cu) ADC1

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