Stone Crusher& Sand Making &
Grinding & Ore Processing

About our company

Shanghai Dingbo Heavy Industry Machinery Co., Ltd. (brand name: DBM) is a leading enterprise in China’s mining and construction machinery industry, specializing in the research, development, and manufacturing of crushing, grinding, sand-making, mineral processing, and auxiliary equipment. Upholding the principles of innovation, quality, and service, DBM provides integrated one-stop solutions to global clients and remains committed to driving technological advancement and sustainable development in the worldwide mining sector.
20+

Experience

2000+

㎡ Factory

3000+

Project Cases

300+

Skilled Worker

Stationary Crushers
Online Services Stationary Crushers
Request a Quote Primary Crusher For Various Stones 1 1.Easy to operate

2.Stable performance

3.Easy to maintain

4.Wear-resistant and durable

5.Environmentally friendly and energy-saving
2 4 3 5 6 ISO Certification
SGS Certification
CE Certification
GOST Certification
Mobile Crushers Online Services Mobile Crushers Request a Quote Primary Crusher For Various Stones On Wheels 1 1.Portable and Flexible

2.Stable Performance

3.Easy to maintain

4.Quick Setup

5.Integrated Design
2 4 3 5 6 ISO Certification
SGS Certification
CE Certification
GOST Certification
Grinding Mills Online Services Grinding Mills Request a Quote Advanced Grinding Solutions for Various Materials
1 1.Portable and Flexible

2.Stable Performance

3.Easy to maintain

4.Quick Setup

5.Integrated Design
2 4 3 5 ISO Certification
SGS Certification
CE Certification
GOST Certification
6
Mining Equipment Online Services Mining Equipment Request a Quote Reliable Equipment for Efficient Mining Operations 1 1.Robust Structure

2.High Efficiency

3.Versatile Applications

4.Energy Saving

5.Easy Maintenance

6.Customizable Solutions
2 4 3 5 ISO Certification
SGS Certification
CE Certification
GOST Certification
6
Auxiliary Equipment Online Services Auxiliary Equipment Request a Quote Reliable Auxiliary Equipment for Efficient Mining 1 1.Support Core Operations

2.Compact Design

3.Easy Integration

4.Low Maintenance

5.Energy Efficient

6.Improves Workflow
2 4 3 5 ISO Certification
SGS Certification
CE Certification
GOST Certification
6
Automatic Block Machine Online Services Automatic Block Machine Request a Quote Reliable Automatic Block Machines for High Efficiency 1 1.Fully Automated

2.High Capacity

3.Easy Operation

4.Versatile Use

5.Energy-Efficient

6.Low Maintenance
2 4 3 5 ISO Certification
SGS Certification
CE Certification
GOST Certification
6

Company Case

Our corporate culture is centered on "integrity, innovation, cooperation, and win-win", and is committed to creating a good atmosphere of respect for employees, customers, and partners. We encourage employees to continue learning and innovating to cope with the rapid changes in the market and provide customers with the best quality products and services.

Blog

Differences Between Ball Mill and Rod Mill: Structure, Application, and Performance Explained

This article highlights the key differences between ball mills and rod mills, two widely used crushing equipment in industries like mining and construction. It delves into their structural variations, working principles, and application scopes. Ball mills, using steel balls, are suited for fine grinding and uniform mixing, while rod mills, employing steel rods, excel in coarse grinding of hard materials. The article also compares their grinding effects, energy consumption, maintenance requirements, and material suitability, emphasizing the importance of selecting the appropriate equipment based on specific material properties and production needs. This comprehensive comparison aids in making informed decisions for optimal grinding operations.

What Is the Ideal Ball Mill Discharge Fineness for Optimal Production?

This article explores the relationship between ball mill output and powder fineness in industries like cement and chemicals. While finer powder is often desired, it’s not always better. Overgrinding can lead to loss of valuable minerals, increased costs, and lower efficiency. Conversely, too coarse a grind impacts separation processes. The key is to find a balance, controlling fineness to optimize both product quality and production efficiency. Proper operation and material consideration are also vital for maximizing output.

How a Rock Pulverizer Machine Maximizes Your ROI in 2026

Why the Raymond Mill Motor Won’t Start: Causes and Troubleshooting Tips

This article addresses the critical issue of a Raymond mill’s motor failing to start, which halts production. It outlines the primary causes for this problem, including power issues, low overcurrent relay settings, excessive motor load, and incorrect wiring. The article then provides practical solutions for each cause, such as checking and repairing electrical components, adjusting relay settings, reducing the motor load, and correcting wiring errors. Understanding and addressing these issues is crucial for maintaining uninterrupted operation and optimal performance of the Raymond mill.

What are the advantages of a jaw-type mobile crusher?

This article highlights the mobile jaw crusher as a highly efficient, durable, and cost-effective solution for the construction industry. It emphasizes the versatility of mobile jaw crushers in processing various stone materials and recycling construction waste. The article also outlines the capabilities of common models like the PEC and PE series, which offer a wide range of processing capacities. Furthermore, it underscores the key advantages of mobile jaw crushers, including their modular design for easy mobility and setup, intelligent operation for remote control, environmental protection features for reduced noise, and dual power options for operational flexibility. The article concludes by affirming the mobile jaw crusher’s crucial role in supporting construction enterprises with high production efficiency and strong economic benefits, suggesting a promising future for this equipment in the industry.

Introduction to Raymond Mill: Structure, Working Principle, and Maintenance Guide

This comprehensive article provides an in-depth look at the Raymond mill, a versatile and widely used grinding machine. It covers the applications of Raymond mill in various industries, including mineral processing, chemicals, and construction, highlighting its ability to grind over 300 different materials with Mohs hardness ≤7 and humidity ≤6% to a fineness between 80 and 800 mesh. The article then delves into the structural features of the Raymond mill, emphasizing its compact design, reliable operation, and low failure rate. It explains the working principle of the mill, detailing the grinding process and the role of various components. The article also highlights the reliable quality of the Raymond mill, comparing it favorably to ball mills in terms of efficiency, power consumption, and initial investment. Finally, it provides essential maintenance guidelines to ensure optimal performance and longevity of the equipment. This article serves as a valuable resource for understanding the capabilities and operational aspects of the Raymond mill.

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Testimonials

  • We opted for a mobile crusher from DBM due to its versatility. It's surprisingly easy to maneuver around the site and has significantly boosted our productivity. The build quality is also impressive.
    Carlos Rodriguez
    Latin American Infrastructure Development Corp.
  • The mining machine we got from DBM is robust. Initially, there was a slight issue with the feed system, but their technical team responded promptly and resolved it. Now, it runs smoothly.
    Vikram Singh
    New Delhi Construction Enterprises
  • We recently acquired a crusher from DBM for our construction project. It's been handling the tough materials with ease and the maintenance required is minimal. Good value for the investment.
    Rajesh Patel
    Indian Construction Group Ltd.

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