- Overview
- Recommended Products
Industrial Machinery: Conveyor systems, crushers, and machine tools.
Agricultural Equipment: Tractors and harvesters.
Automotive: Heavy truck transmissions.
Renewable Energy: Wind turbine pitch and yaw drives.
In the world of power transmission and heavy-duty machinery, the gearbox is the heart of the system. A High Quality CNC Machined Cast Iron Gear Box represents the pinnacle of reliability, strength, and precision engineering. This product, supported by Premium Casting Services, is designed for applications where failure is not an option.
The Superiority of Cast Iron as a Material
The foundation of this durability lies in the material itself. High-grade cast iron, such as Gray Iron (GG25) or Ductile Iron (GGG40/50), is chosen for its exceptional properties. Cast iron offers outstanding damping capacity, effectively absorbing vibrations and reducing noise during operation—a critical factor for smooth gearbox performance. It also provides excellent compressive strength and superior wear resistance, ensuring a long service life even under high-load conditions.
Advanced Manufacturing: From Premium Casting to Precision Machining
The manufacturing process is a two-stage commitment to quality. It begins with Premium Casting Services, which produce a gearbox housing with a near-net-shape complex geometry, internal reinforcement ribs, and excellent surface integrity. This initial step ensures a solid, void-free foundation.
The critical second stage is Precision CNC Machining. This is where the gearbox achieves its exacting tolerances. CNC milling and boring centers create perfectly aligned bearing bores and mounting surfaces, guaranteeing that the gears inside mesh correctly with minimal backlash and maximum power transfer. Every sealing surface is machined to perfection to prevent lubricant leakage.
Applications Across Demanding Industries
This combination of robust cast iron construction and precise CNC machining makes these gearboxes ideal for a wide range of heavy-duty applications. They are essential components in:
By investing in a high-quality CNC machined cast iron gear box, you are not just buying a component; you are securing the long-term reliability and efficiency of your entire mechanical system.



Material |
steel, stainless steel, aluminum,iron, carbon steel,copper, brass, alloy, etc. |
Thickness |
0.1mm to 12mm, as your request |
Sizes |
1) According to customers' drawings 2) According to customers' samples |
Surface treatment |
Anodizing, galvanized, zinc, nickle, chrome plating, powder coating, painting, etc. |
Drawing format |
DWG, DXF, STEP, STP, STL, AI,PDF, JPG, Draft. |
Packing |
Polybag+Carton box+Wooden case/Pallet, according to customer's request |
Shipment |
1) By courier, like DHL, TNT, Fedex, etc, usually 5-7 days to arrive |
2) By air to air port, usually, 3-4 days to arrive |
|
3) By Sea port, usually 15-30 days to arrive |
|
Delivery Time |
depend on the quantities, usually around 20 days. |
Payment Term |
T/T, Paypal, Trade Assurance |
Certification |
ISO |
Logo service |
provided |
Application |
widely used on construction, industry, automobile industry. |







