Sangroove (Jiangsu) Machinery Co., Ltd. is one of the most reliable manufacturers and suppliers of automotive control arm casting in China. If you're going to wholesale cheap automotive control arm casting made in China, welcome to get pricelist from our factory. All customized products are with high quality and low price.
Product Overview
The Automotive Suspension Arm (Control Arm) is a critical load-bearing and guiding component in vehicle suspension systems. It connects the wheel assembly to the vehicle body, controls wheel movement, and withstands impact loads, lateral forces, and braking forces generated during operation. Its quality directly affects vehicle handling, driving stability, and ride comfort.
Sangroove (Jiangsu) Machinery Co., Ltd. has specialized in automotive chassis castings for over 40 years. Leveraging advanced casting technologies, modern machining equipment, and a comprehensive quality management system, we provide high-quality suspension arm casting solutions for global OEMs, Tier 1 suppliers, and aftermarket customers.
Manufacturing Process
- Design Optimization & Tooling Development
- Lost Foam Casting
- Shell Mold Casting
- Resin Sand Casting
- Green Sand Casting
- Induction Furnace Melting & Chemical Composition Control
- Heat Treatment
- CNC Precision Machining
- E-Coating & Corrosion Protection
- Dimensional Inspection & Quality Validation
Technical Specifications
| Material | QT400 / QT450 / QT500 Ductile Iron |
| Optional Material | High-Strength Alloy Cast Iron |
| Casting Process | Green Sand Casting / Shell Mold Casting |
| Weight Range | 1–30 kg |
| Surface Treatment | E-Coating, Anti-Rust Coating, Phosphating |
| Dimensional Accuracy | CT8–CT10 |
| Inspection | Spectrometer Analysis, CMM Inspection, UT/MT Testing |
| Applications | Passenger Cars, SUVs, Pickup Trucks, Commercial Vehicles, New Energy Vehicles |
Product Advantages
• High Load-Bearing Strength
• Excellent Fatigue Resistance
• Precision Machining for Assembly Accuracy
• Superior Corrosion Resistance
• Stable High-Volume Supply Capacity
Why Choose Sangroove
40+ Years of Automotive Casting Experience
One-Stop Manufacturing: Tooling, Casting, Heat Treatment, Machining & Surface Treatment
IATF 16949, ISO 9001, ISO 14001, ISO 45001, ISO 10012, ISO 50001 Certified
Advanced Inspection Equipment including OBLF Spectrometer, ZEISS Metallographic Microscope, Hexagon CMM, X-Ray, UT & MT Testing
Extensive OEM Experience serving BYD, Geely, Chery, Great Wall, Changan and international customers.
one-stop solution
professional team
high quality
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