The main forgings for mining and metallurgical machinery are classified into three categories based on their functions:
Transmission components, such as crusher main shafts and ball mill transmission shafts, which are used to transmit power;
Load-bearing components, like equipment bases and supports, which support the overall structure;
Operational components, including bucket teeth and shovel teeth, which directly participate in material extraction and processing.
In the production process, high-quality steel is carefully selected and formed through advanced forging technologies. These forgings then undergo precision machining and strict non-destructive testing to ensure their quality.
The service advantages are prominent: from customized design in the early stage, to efficient production and delivery in the mid-term, and to after-sales technical support in the later stage, the whole-process thoughtful service lays a solid foundation for the stable operation and efficient work of mining and metallurgical machinery.
Key Term Notes (Aligned with Industry Standards)
Crusher main shaft: The core rotating component of mining crushers (e.g., cone crushers, jaw crushers), withstanding large impact loads during material crushing;
Ball mill transmission shaft: Connects the ball mill’s motor and rotating cylinder, transmitting torque to drive the cylinder for material grinding;
Non-destructive testing (NDT): Common methods include ultrasonic testing and magnetic particle testing, used to detect internal defects (e.g., cracks, inclusions) in forgings without damaging the material;
Bucket teeth/shovel teeth: Wear-resistant components installed on mining shovels or loaders, typically made of high-hardness alloy steel to resist abrasion from ores and rocks.。
ACE Group is a comprehensive enterprise group focused on the heavy industrial manufacturing sector, serving as a China Mining and Metallurgy Forgings Manufacturers and Mining and Metallurgy Forgings Factory. Its business spans forging, heat treatment, precision machining, welded structures, and heavy-duty power & free chain spraying production. This integrated layout covers the core production processes of the industrial machinery industry, combining technological strength with large-scale production capabilities.
Core Subsidiaries Details:
Jiangsu ACE Energy Technology Co., Ltd.: The group's core production base, officially commencing operations in November 2025. It occupies 55 acres with a total floor area exceeding 50,018 square meters. The factory is equipped with 3-ton, 5-ton, and 15-ton electro-hydraulic hammers; 1-meter and 1.5-meter vertical ring rolling machines; energy-efficient natural gas heating furnaces; heat treatment resistance furnaces; quenching tanks; induction hardening equipment; machining centers; and other production equipment.
Yancheng ACE Machinery Co., Ltd.: Established in 2019, it occupies 20 acres with a floor area of 13,333 square meters. It possesses an integrated welding-straightening structural steel production line and a precision machining workshop.
Yancheng ACE Surface Treatment Technology Co., Ltd.: Operates a heavy-duty power & free chain large-scale powder coating production line. Focusing on professional surface treatment technology, One-time coating thickness achieves 400μm, providing reliable anti-corrosion and weather-resistant protective performance and appearance optimization solutions, enhancing the group's full life-cycle product services.
ACE Group is supported by a management team of young key members who are experienced in materials, heat treatment, machining, and surface treatment industries. They are well-versed in international and domestic standards, pioneering, and committed to innovation. The subsidiary ACE Machinery has passed TÜV Rheinland ISO 9001 Quality Management System certification, as well as ISO 14001, 45001, and 50001 system certifications. It is recognised as a Specialised, Refined, Unique, and Innovative Enterprise, a National High-Tech Enterprise, and holds a 3A-level enterprise credit rating.
Relying on integrated MES and ERP management systems, the integration of informatisation and industrialisation, data cloud storage, and aiming to build a modern, energy-efficient enterprise, the group maintains a comprehensive inspection system. It possesses inspection tools, non-destructive testing equipment, and qualified personnel, implementing strict controls from material internal quality to appearance and dimensions. All outgoing products undergo 100% inspection, adhering to the business philosophy of pursuing 100% qualified outgoing products and zero customer complaints. A CNAS-standard laboratory will be established to provide scientific testing support for quality control during production and technological R&D, thereby enhancing product quality and technological innovation.
In the future, ACE Group will continue to leverage the technical advantages and industrial synergies of its subsidiaries. Through standardised production, specialised technology, integrated services, and a stringent quality control system, it is committed to providing efficient and reliable industrial manufacturing solutions for global clients, steadily advancing towards becoming a leading comprehensive manufacturing service provider in the industry.
After 6 months of precision engineering and collaboration, we are proud to announce the completion of our 700m rail supply for the Berendrechtsluis Lock renovation project at the Port of Antwerp-Bruges, Europe's largest integrated port. The final container, carrying 15 pieces of our 34CrNiMo6 QT T-type heavy-duty T-typ...
View MoreOn January 17, 2026, the inaugural annual gala of Jiangsu ACE Energy Technology Co., Ltd. was triumphantly held in an atmosphere brimming with enthusiasm. Over 160 attendees, including distinguished guests from various sectors, partners, government representatives, as well as the company's employees and their families,...
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View MoreIn the high-intensity world of mining and metal processing, equipment downtime isn't just an operational delay—it’s a massive loss in productivity. Machinery like cone crushers and ball mills operate under punishing conditions, facing constant impact from hard ores and abrasive minerals.
To withstand these forces, Mining and Metallurgy Forgings must possess a level of structural integrity that standard casting cannot match. ACE Group specializes in the production of these high-performance components, utilizing integrated manufacturing processes—from 15-ton electro-hydraulic forging to precision machining—to ensure your heavy-duty equipment remains operational in the world’s deepest mines and hottest smelting plants.
We categorize our forgings based on their specific mechanical role within the machinery. Each category is engineered at ACE Group with tailored heat treatment and material selection to optimize service life.
Critical components like the crusher main shaft and ball mill transmission shaft are the lifeblood of material processing. These shafts must transmit massive torque while absorbing the violent shocks of crushing rock.
Heavy bases and equipment supports provide the rigidity needed to maintain alignment. Our high-tonnage forging process eliminates internal porosity, ensuring these structural components don't settle or crack under the weight of hundreds of tons of machinery.
Bucket teeth and shovel teeth are the frontline of material extraction. These parts require extreme surface hardness to resist abrasion while maintaining a tough core to prevent snapping during high-impact loading.
| Product Category | Key Component Examples | Primary Stress Factor | ACE Group Technical Solution |
| Transmission | Crusher main shaft, Ball mill transmission shaft | Constant Torque & Sudden Impact | Precision forging with induction hardening for fatigue resistance. |
| Load-Bearing | Equipment Bases, Support Flanges | Static & Dynamic Gravity Loads | 15-Ton hammer forging to ensure maximum grain density. |
| Operational | Bucket teeth, Shovel teeth | High Abrasion & Shear Force | High-hardness alloy steel + specialized heat treatment resistance. |
Mining operations are often in remote locations where replacement parts are difficult to transport. ACE Group’s integrated production model ensures that Mining and Metallurgy Forgings are "built once, built right."
Materials & Forging: At Jiangsu ACE Energy Technology, we use 1.5-meter vertical ring rolling and heavy hammers to refine the steel's internal structure, increasing its impact toughness by up to 40% compared to cast alternatives.
Precision Machining: Our machining centers ensure that components like the ball mill transmission shaft fit perfectly, reducing vibration that can lead to premature bearing failure.
Ultra-Durable Surface Protection: For equipment exposed to acidic mine water or outdoor elements, our Yancheng ACE Surface Treatment facility applies a 400μm powder coating, providing a heavy-duty barrier that far exceeds standard industrial paint.
Safety in mining is non-negotiable. Every forging we produce undergoes rigorous Non-destructive testing (NDT) to ensure zero internal defects:
Ultrasonic Testing (UT): To detect deep-seated internal cracks or inclusions in large shafts.
Magnetic Particle Testing (MT): To identify even the smallest surface disruptions in high-stress areas like gear teeth or bearing seats.
Q: Why is a forged crusher main shaft better than a cast one?
A: A forged crusher main shaft has a continuous grain flow that follows the contour of the part. This makes it significantly more resistant to the "fatigue cracking" that occurs when a crusher hits a particularly hard piece of ore. Castings, by contrast, can have hidden internal bubbles (porosity) that act as failure points.
Q: How do you balance the hardness and toughness of bucket teeth?
A: This is achieved through our specialized heat treatment. We use "differential quenching" or specific alloy steels to ensure the surface of the bucket teeth is hard enough to resist rock abrasion, while the core remains "ductile" (flexible) so it doesn't shatter when it hits a solid rock face.
Q: Does ACE Group provide certificates for international mining projects?
A: Yes. We are a TÜV Rheinland certified enterprise (ISO 9001, 14001, 45001, 50001). Our team is experienced in both domestic and international standards, providing full traceability documentation for every component.
Don't let a component failure halt your extraction process. ACE Group delivers the metallurgical expertise and scale your mining operation requires.