Ningbo Heng Zhenglong Precision Casting Co., Ltd. | Excavator & Drilling Teeth Manufacturer

About Us

Ningbo Heng Zhenglong Precision Casting Co., Ltd. is located in Fenghua, Ningbo, China — approximately 200 kilometers from Shanghai. Founded in 1997, we are a leading manufacturer of high-wear resistance components for heavy machinery.

We specialize in producing excavator bucket teeth, loader united teeth, bulldozer ripper teeth, dredging vessel teeth, and rotary drilling teeth. Our products are engineered for durability and performance in the harshest environments.

With a team of 15 senior engineers dedicated to material research and quality control, and a 20,000 square meter manufacturing facility, we ensure every product meets the highest international standards. Our bucket teeth are recognized as No.1 in quality across China.

1997

Founded

15+

Senior Engineers

20,000m²

Factory Area

100+

Countries Served

Our Products

High-performance wear parts designed for excavators, loaders, bulldozers, dredging vessels, and drilling equipment.

XS115TV

High-strength excavator bucket tooth for tough digging conditions. Ideal for quarry and mining applications.

XS115RC

Ripper-compatible tooth with enhanced wear resistance. Designed for heavy-duty earthmoving and trenching.

XS115SD

Super-duty bucket tooth with optimized geometry for maximum penetration and wear life.

350XS115

Heavy-duty adapter system for large excavators. Compatible with multiple OEM models.

90XS115CC

Cold climate variant with enhanced fracture toughness. Suitable for arctic and frozen ground operations.

XS115P

Premium-grade tooth with advanced alloy composition for extended service life in abrasive soils.

XS145 RC

Large ripper tooth system for bulldozers. Designed for deep ripping and rock fracturing.

893XS145-100

High-capacity drilling adapter for rotary rigs. Precision-machined for secure fit and long life.

Kmax II

Next-generation wear system with improved impact resistance and thermal stability.

V69SD

Volvo-compatible tooth system with direct OEM interchangeability and superior wear life.

Sandvik Compatible

Precision-cast teeth compatible with Sandvik drilling systems. High hardness and impact resistance.

CAT K System

Caterpillar K-style bucket teeth with enhanced durability for high-abrasion environments.

Why Choose Heng Zhenglong?

Decades of engineering excellence and global trust in our wear parts.

Premium Materials

Advanced alloy formulations developed in-house for maximum wear resistance and toughness.

Strict Quality Control

15 senior engineers oversee every stage from melting to heat treatment and final inspection.

Global Reach

Products exported to over 100 countries across Europe, Americas, Africa, and Asia.

No.1 in China

Recognized as the top-quality manufacturer of bucket teeth in China.

Our Production Process

From raw material to finished product — precision at every step.

Melting

High-frequency induction melting ensures uniform alloy composition and minimal impurities.

Pouring

Precision casting using advanced molds for consistent shape and dimensional accuracy.

Heat Treatment

Controlled quenching and tempering to achieve optimal hardness and impact resistance.

Frequently Asked Questions

What materials do you use for your teeth?

We use proprietary high-chrome and low-alloy steels developed in-house for optimal wear and impact resistance.

Are your products compatible with OEM equipment?

Yes, our teeth are designed to be direct replacements for major brands including CAT, Volvo, Sandvik, and Komatsu.

Do you offer custom designs?

Yes, we provide OEM/ODM services and can manufacture custom wear parts based on your specifications or samples.

What is your production capacity?

With a 20,000m² facility and automated casting lines, we can fulfill large international orders efficiently.

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Precision Casting for Heavy-Duty Applications