Professional Gearbox Housing Casting Manufacturer for SMEs
As a specialized gearbox housing casting manufacturer in Ningbo, China, DingZhu produces custom gearbox housings and transmission cases for automotive, agricultural, and industrial equipment. We understand the importance of dimensional accuracy and pressure tightness for gearbox applications.
With 20+ years of foundry experience and ISO9001 certification, we provide cost-effective solutions without compromising quality. Minimum order quantity starts from just 10 pieces, perfect for prototypes or small production runs.
Technical Specifications
Materials Available
Ductile Iron (QT450-10, QT500-7), Grey Iron (GG25, GG30), Carbon Steel (WCB)
Casting Capabilities
- Weight Range: 5kg - 200kg
- Casting Process: Sand Casting, Shell Mold Casting
- Tolerance: CT9-CT12 (ISO 8062)
Additional Services
Machining
CNC milling, turning, drilling, tapping
Heat Treatment
Annealing, normalizing, quenching
Surface Treatment
Painting, powder coating, galvanizing
Common Applications
Automotive Gearbox Housings
Transmission cases and gearbox covers for passenger vehicles and commercial trucks. High dimensional accuracy.
Industrial Gearbox Housings
Reducer housings for conveyor systems, mixers, and industrial machinery. Oil-tight construction.
Agricultural Gearbox Housings
Tractor and harvester gearbox housings. Robust construction for demanding field conditions.