Large Girth Ring
Product Introduction
A large girth ring, also known as a girth gear or gear ring, is a large circular gear designed to transmit torque between the main drive shaft and the driven shaft of heavy machinery. Typically mounted around the outer circumference of equipment such as rotary kilns, ball mills, and rotary dryers, it is essential for providing reliable rotational drive in demanding industrial applications.ns. In a cement rotary kiln, it drives the continuous rotation of the kiln body, ensuring the uniform heating and processing of raw materials.Engineered to withstand extreme mechanical stress, high temperatures, and harsh environmental conditions, the large girth ring is designed for durability, precision, and reliability. Its robust construction and precise alignment capabilities make it essential in industries like cement production, mining, and metallurgy.

1.High Torque Capacity: Engineered to handle large amounts of torque, making it ideal for heavy machinery in industries like mining, cement, and mineral processing.
2.Robust and Durable Design: Manufactured with high-strength steel and optimized through special heat treatment processes to enhance hardness, wear resistance, and impact resistance.
3.Precision Gear Teeth: Designed for precise engagement to minimize vibrations and wear, ensuring smooth and efficient operation.
4.Customizable: Available in various sizes and materials, and can be customized according to specific customer requirements and drawings.
5.Quality Assurance: Subjected to rigorous quality control processes, including non-destructive testing (NDT) such as ultrasonic testing (UT), magnetic particle testing (MT), and X-ray inspection.

1.Long Service Life: The use of high-strength steel and advanced heat treatment technology ensures that the girth ring can operate reliably over extended periods, reducing maintenance frequency.
2.Easy Installation and Maintenance: The design allows for simplified installation and maintenance, reducing downtime and operational costs.
3.Exceptional Load-Bearing Capacity: The high-strength materials and robust design enable the girth ring to support massive loads without compromising structural integrity, ensuring reliable performance in heavy-duty operations.
4.Low Maintenance Requirements: Due to its wear-resistant and corrosion-resistant properties, the girth ring requires minimal maintenance, lowering operational costs and improving productivity.
5.Versatility Across Industries: The customizable design and robust construction make the large girth ring suitable for a wide range of applications, including cement production, mining, chemical processing, and power generation.





General Specification
| Products | AnJo Girth Gear |
| Module | 20, or as per the customer's request, the gear diameter is up to 8 meters |
| Precision grade | DIN 6, DIN 7, DIN 8, DIN 10 |
| Pressure angle | 14.5 degree, 15 degree, 20 degree |
| Material | Medium Carbon Steel: 35#, 45# Carburizing Steel: 20CrMnTi, 20CrMnMo, 20CrMo Alloy Steel: 40Cr, 35CrMo, 42CrMo, 40CrNiMo Cast Iron: HT250, QT400 Copper, Stainless Steel, Brass, Nylon, POM, and so on |
| Heat treatment | Hardening & Tempering, Surface Quenching, Integral Quenching, Carburizing Quenching, Tempering, Normalizing, Nitriding |
| Surface treatment | Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating |
| Application | Rotating Kiln, Drying Equipment, Roller, Dryer, etc. |
| Machining process | Forging, Machining, Hobbing, Milling, Shaving, Grinding, Heat treatment... |












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