Display of jaw plate and bucket tooth castings

Focus on wear-resistant cast spare part & high chrome grinding media for mining equipments

Grinding media manufacturing at Zhongrui factory

we have rich experience in cooperating with enterprises in dif

Hot Sales Products

Why Choose Us

NGZR was a professional manufacturer of casting grinding media and wear-resistant alloy casting part. NGZR’s founder start casting grinding media business since 1987, and NGZR was established in 2007, It have more than 30 years experience for wear-resisting casting part and casting grinding ball....

Sets

Automated Production Line

Years

Experiences in R&D

Annual Casting Capacity

Certifications

$Zhongrui\'s Certifications$

DIGITAL SHOWROOM

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Professional Manufacturing

NGZR's foundry have 4 different casting workshops with different casting production line to make different type products.

Full Automatic Metalic mould

Resin-sand Shell mould vertical casting production line

Resin-sand Wooden mould manual casting production line

Lost foam process full Automatic precision casting line

Industry Application

Mining

Mining

For mineral processing plant , Grinding media & casting liner be used to grinding machinery, wear-resistant cast spare parts uest to crusher machinery.
Cement

Cement

Grinding media & casting liner be used for Ball mill & Roller press , wear-resistant cast spare parts used to crusher machinery.
Aggregates & Sand

Aggregates & Sand

Wear-resistant casting spare parts be used to crusher machinery such as impact crusher / Jaw crusher / hammer cursher / compound crusher etc.
Coal-Fired Power Plant

Coal-Fired Power Plant

Grinding media & casting liner be used to ball mill / Vertical grinder, wear-resistant cast spare parts used to crusher machinery.
Concrete & Construction Materials

Concrete & Construction Materials

Grinding media & casting liner be used to ball mill , wear-resistant casting part used to crusher and other machineries.
Fertilizizer & Chemical Industry

Fertilizizer & Chemical Industry

Lastest News

We Will Attend The 2025 China International Mining Exhibition

NGZR will attend the exhibition of The 27th China international Mining Conference & Exhibitions, Our booth Number is N2- 2800/2801;Exhibition address: Meijiang Exhibition Center, Tianjin City, ChinaExhibition Date: Oct 23-25, 2025 Welcome to visit our exhibition booth!

2025 09-19

2 sets of Φ2700*4500 ball mill lining plates export to Mozambique

On Aug-25, 2025, 2 sets of Φ2700*4500 ball mill lining plates loading in 3 x 20GP container, via Shanghai seaport , export to Mozambique mining customer.Those mill liner plates material are Manganese - Chromium alloy steel ( M13Cr2), total weight is 64.5 tons , including 1122 units of Bolts & Nuts

2025 08-27

We are mainly a manufacturer that focuses on customization.

We can make products according to your needs. Welcome to consult