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

What Is a Ball Mill? Types, Applications, and Working Principle Explained

This article provides a comprehensive overview of the ball mill, a crucial grinding device with a century-long history. It details the ball mill’s widespread applications across various industries, including mineral processing, metallurgy, and pharmaceuticals, highlighting its versatility in handling diverse materials in both dry and wet grinding modes. The article then delves into the two primary types of ball mills used in mineral processing: the overflow ball mill, ideal for fine grinding and regrinding stages, and the grid ball mill, suited for primary grinding operations. It further explains the working principle of ball mills, emphasizing the impact of rotational speed on operating modes and grinding efficiency. This detailed guide offers valuable insights into the functionality and applications of ball mills, making it a valuable resource for understanding this essential piece of equipment.

Why a High-Performance Limestone Crusher Matters in 2026

Impact Crusher’s Crushing Principle, Structural Features, and Applications

This article explains the working principle of impact crushers, highlighting their use of high-speed rotation and impact to crush materials. It details the structural features, including a multi-stage impact chamber, adjustable impact plate angle, energy efficiency, overload protection, and easy maintenance. The article also emphasizes the technical advantages of impact crushers, such as uniform discharge granularity, low operating cost, and long service life of wear parts, making them suitable for various industrial applications.

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.

Definition and Maintenance of Ore Crusher

This article explains the working principle of jaw crushers, highlighting their periodic reciprocating motion for material crushing. It outlines key features like low noise, large crushing ratio, simple structure, and energy efficiency. The article emphasizes the importance of selecting a jaw crusher that meets mine needs, ensures durability, and offers reliable maintenance support for optimal performance in crushing production lines.

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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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