As a leading Large Ring Gear Manufacturer, Tenfaye provides heavy-duty Girth Gears made of DIN EN 1563 certified cast steel (ZG42CrMo/ZG34CrNiMo). We have delivered reliable Girth Gear Ring solutions to mining, cement, and metallurgical customers across 32 countries. Our advanced segmented girth gear on-site splicing technology helps customers reduce transportation costs by up to 60%.
Large steel cast girth gears are engineered for high performance in kiln drives, dryers, coolers, and all types of mills (Ball, SAG, Rod, Pebble, Vertical Shaft), ensuring minimal vibration and a longer service life.
Weight: > 1 Ton (Up to 150 Tons per single piece) Material::Premium Cast Steel ZG45, ZG42CrMo, ZG42CrMo4 (ASTM/DIN/JIS Standards) Application: Steel & cement industry, mining industry, sponge iron plants, wind mills as well as in other industries. Customizable:Yes, according to customer's drawings
Advantages
Large Girth Gear Processing Capability
Extreme Scale: Up to 17m diameter capability, meeting 90% of global demand for ball mills and rotary kilns.
Heavy-Duty Design: Width up to 2m, engineered for the most demanding cement and mining environments.
Superior Precision: Built to DIN 3962 Class 7 standards—surpassing the industry-standard Class 10 for smoother operation.
Versatile Processing: Specialized in Spur, Helical, and Double Helical gear casting & machining.
Smart Logistics: Both Segmented and Integral designs available to optimize transportation and simplify on-site installation.
Teeth Grinding
Achieve DIN 3967, Class 4.
With the diameter from 1000mm to 8000mm.
Tenfaye: High-Performance Girth Gear Systems for Global Heavy Industry
Maximized Efficiency- Our segmented gear ring technology ensures peak process efficiency and unmatched longevity.
Lower Lifecycle Costs-Significant reduction in maintenance and operational costs through innovative engineering.
Expert Support- Global technical networks providing intelligent drive solutions to keep your equipment running longer and stronger.
Need a fast quote or factory pricing?Contact our engineers via WhatsApp: +8618037881433, Or leave a message below—we'll respond with a quote within 24 hours.