Since 2003

Focus on Large Cast Steel

BOPENG CASTING Always Supplies Professinal Custom Solutions.
Our Technical Team is Always Ready to Support You.

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BOPENG

Leading Manufacturer in Cast Steel Industry

Established in 2003, BOPENG Steel Casting specializes in the R&D and casting of carbon steel, low-alloy steel, and stainless steel castings weighing over one ton per unit. With a rigorous quality control system built on ISO9001 certification and 36 core technology patents as the engine of innovation, our products cover 20 sub-sectors including building materials, metallurgy, forging, water conservancy and hydraulic engineering, and new energy, with a cumulative total of 500+ project cases. We provide comprehensive, one-stop solutions ranging from raw castings to finished products, ensuring efficient and worry-free partnerships. With two decades of dedicated craftsmanship, we aim to be a trusted global supplier of steel castings, empowering high-quality industrial development through the strength of our products. BOPENG will always be your reliable partner!

Annual Production Capacity
Core Technology Patents
Custom & Production Experience
Long-term Cooperative Clients

Core Products

Large Girth Gear

The critical transmission component in rotary kilns, ball mills, and other large rotating equipment.

Parameters :
  • Spur Gears & Helical Gears
  • 1-150t Custom Made
  • ZG42CrMo Alloy Steel
  • 2-3 Level Hardness

Ball Mill Head

Directly supports the entire weight of the ball mill shell and assists in its rotation, ensuring the stable operation of the mill.

Parameters :
  • Withstand High Impact Forces
  • Carbon Steel & Silicon-manganese Steel
  • High Accuracy and Precision
  • Excellent Surface Treatment

Slag Pot

The first line of defense in the steel slag treatment process with extremely high-temperature.

Parameters :
  • Withstand Temperatures Above 1500℃
  • ZG230-450, ZG20SiMn
  • Withstand Impact and Corrosion
  • 2-3 Level Hardness

Rotary Kiln Tyre

An integral part of the support and transmission mechanim, supports a thousand-ton load and drives steady-speed rotation.

Parameters :
  • High Load-bearing Capacity
  • Wear Resistance & Long Service Life
  • ZG310-570, ZG35CrMo
  • Working Temperature up to 400℃

Bearing Chock

A critical structural component in rolling mill work stands that houses and supports the roller neck and rolling bearings.

Parameters :
  • High-precision CNC Machining
  • High Toughness
  • Hot Strip Mills & Cold Rolling Mills
  • Impact Resistance

Roller Shell

The core wearing part of the roller which is fixed on the wheel hub of the roller through bolts or a taper fit.

Parameters :
  • ZG310-570, ZG35CrM Alloy Material
  • Customized Dimensions Available
  • Wear Resistance
  • Great Surface Finish

Core Advantages

  • One-Stop Solutions

    Own multidisciplinary technical personnel and a full range of supporting processing machinery, provide one-stop custom casting services from drawings to finished products.

  • Advanced Technology

    A team of over thirty technical personnel, over 30 core technology patents, providing assurance for clients' customized design challenges.

  • Quality Assurance

    Equipped with a full suite of inspection and testing facilities—including 3D modeling, CAE simulation, German simulation software, German OBLF spectrometers, and 3D scanners—to meet various standards such as American, European, British, and Japanese specifications.

  • Excellent Service

    A team of 300 is ready to provide comprehensive support to clients at any time, while robust after-sales service ensures any subsequent issues with your products are fully addressed.

Strategic Partners

Backed by superior products and comprehensive support, Bopeng has established partnerships with numerous renowned international companies and leading projects; Bopeng Casting is dedicated to providing reliable and durable casting products to customers worldwide.

Manufacturing Capabilities and Certifications

As a large integrated steel casting enterprise integrating R&D, design, manufacturing, sales and after-sales service, BOPENG boasts robust full-process production capacity featuring high flexibility and full customization.
We maintain a professional R&D team of over 30 specialists, with seasoned technical engineers covering every key stage including mold fabrication, product forming and precision machining. Our rigorous, fully qualified quality inspection team consists of 15 certified inspectors with years of expertise in non-destructive testing (NDT). Equipped with cutting-edge testing instruments, they ensure all BOPENG steel castings meet stringent high-standard quality requirements.
Upholding the philosophy of continuous innovation, BOPENG devotes itself to technological breakthroughs and new product development in the steel casting sector. We hold 36 national-level patents, and will keep driving progress to fuel the sustainable development of the global steel casting industry.

BOPENG's Solution for Cast Steel Products

BOPENG support fully customized large casting steel products in widely applications, including building material industry, metallurgical engineering, and mining industry. We supply one-stop solution from drawings to finished products.

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