Changsha Eagle Machinery Equipment Co., Ltd. is a professional Chinese OEM gear factory.
We produce high-precision custom gears, gear shafts and large girth gears up to 4000mm diameter for mining, cement and heavy machinery industries.
All transmission parts are customized strictly per your drawings with strict QC and factory competitive price.
Main Products: spur, helical, bevel, planetary gears & custom spline/keyed gear shafts
Available Materials: carbon steel, alloy steel, stainless steel
Our Products
Reliable Gear Solutions for Heavy Industries!
Spur Gears
High-precision custom spur gears engineered for reliable torque transmission. Available in various modules and carbon/alloy steels tailored to your blueprints.
External ring gears
Specializing in large-scale internal and external gear rings up to 4 meters in diameter. Perfect for heavy industries like mining, cement, and wind power.
Helical Gears
Precision-ground helical gears designed for smoother, quieter, and high-load industrial applications. Fully customized heat treatment and tooth profiles available.
Internal ring gears
Specializing in large-scale internal and external gear rings up to 4 meters in diameter. Perfect for heavy industries like mining, cement, and wind power.
Bevel Gears
Heavy-duty straight and spiral bevel gears for efficient right-angle power transmission. Backed by rigorous inspection for exceptional wear resistance.
Gear shafts
Integrated gear shafts and pinion shafts engineered with high fatigue strength and precision tolerance. Custom machined to meet your toughest operating conditions.
RECENT NEWS
- How Do Helical Gears Compare to Spur Gears in High-Velocity, High-Load Applications?
Helical vs. Spur Gears: Which Geometry Optimizes Torsional Vibration and Load Distribution? Selecting the right gear type is critical for mechanical system performance, service life, and operational noise. Many engineers face a common decision: helical gears or spur gears. Understanding their core differences helps you pick the optimal solution for your industrial equipment. Helical gears… Read more: How Do Helical Gears Compare to Spur Gears in High-Velocity, High-Load Applications? - Spur vs Helical Cylindrical Gears: How to Pick the Right Gear for Parallel‑Shaft Applications
Cylindrical gears are the core power‑transmission component for nearly all parallel‑shaft industrial systems, yet overall equipment performance heavily relies on correct gear geometry selection. Mis‑matched gear choices often lead to excessive noise, premature wear, vibration failure and unexpected downtime. Spur gears feature teeth running parallel to the mounting shaft. This straightforward design delivers high efficiency… Read more: Spur vs Helical Cylindrical Gears: How to Pick the Right Gear for Parallel‑Shaft Applications - High-Precision Gear Micro-Geometry: The Hidden Competitive Edge for Industrial Gear Systems
Standard gears deliver basic functionality, while micro-geometry optimized gears create lasting market competitiveness. For industrial gear systems, the core gap between theoretical design and real-world field reliability lies in precision micro-geometry tuning, which defines gear durability, load capacity, and NVH performance. Professional micro-geometry optimization covers three core high-performance modifications for premium gear operation. First, topological… Read more: High-Precision Gear Micro-Geometry: The Hidden Competitive Edge for Industrial Gear Systems