Powering Automotive Progress with Custom Auto Parts
Serving 10+ automotive manufacturers
Machined 1,000+ complex automotive parts
30% faster than the industry average
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About Our Capabilities
Strict Quality Control and Standard Compliance
High Precision and Complex Shape Machining Capability
Custom Machining
and Fast Delivery
Strict Quality Control and Industry Standard Compliance
ISO/TS 16949 certified with 24 years of experience in automotive parts machining.
Serving 20+ automotive manufacturers with a return rate of less than 0.09%.
Full-process data monitoring and 100% dimensional inspection to ensure consistency.
High Precision and Complex Shape Machining Capability
5-axis machining equipment with precision up to ±0.005mm.
Successfully machined over 1,000 types of complex automotive parts.
High-precision machining reduces assembly time and enhances overall vehicle fitment.
Custom Machining and Fast Delivery
Equipped with 200 machines, with an annual production exceeding 5 million pieces.
50 tons of stocked materials, enabling production to start within 48 hours.
Average delivery time for custom parts is 10 days, 30% faster than the industry average.
Application of Custom Automotive Parts
Engine and Related Parts
Cylinder Block
Cylinder Head
Crankshaft
Camshaft
Connecting Rod
Piston
Drivetrain Components
Transmission Housing
Gears
Bearings
Clutch Components
Drive Shaft
Braking System Components
Brake Disc
Brake Drum
Brake Caliper
Brake Pump
ABS Components
Chassis and Suspension System
Axle
Components
Steering Knuckle
Control Arm
Shock Absorber Bracket
Body Structure Components
Door Handle
Dashboard Bracket
Bumper Bracket
Interior & Exterior Trim
Components
Seat Frame Components
Door Panel Frame
Trim Strips
Electrical & Electronic System
Components
Battery Housing
Connectors
Sensor Housing
Fuel System and Exhaust System
Components
Fuel Injector Housing
Fuel Pump Components
Exhaust Pipe
Muffler
Materials for CNC automobile parts
| Name | Feature | Application Parts | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aluminum | Good strength, lightweight, corrosion resistance, good thermal conductivity | Body structure, engine components, wheels, drivetrain components | |||||||||||||
| Stainless Steel | Good corrosion resistance, high strength, good machinability | Exhaust pipes, screws, brake discs, door handles, trim | |||||||||||||
| Steel | High strength, good formability, good machinability | Body structure, engine components, chassis systems, drivetrain systems | |||||||||||||
| Titanium | High strength, excellent corrosion resistance, low density, good high-temperature stability | Engine components, exhaust systems, starters, drivetrain systems | |||||||||||||
| PC (Polycarbonate) | High impact resistance, transparency, good chemical resistance | Buttons, headlights, rearview mirrors | |||||||||||||
| PP (Polypropylene) | Lightweight, good chemical resistance, good impact resistance | Bumpers, door panels, dashboards, air deflectors | |||||||||||||
| PE (Polyethylene) | Good wear resistance, good heat resistance, low cost | Body structure, interior components, protective covers | |||||||||||||
| PA (Nylon) | High strength, good wear resistance, good chemical resistance | Air filter housings, oil tanks, brake components, brake fluid reservoirs | |||||||||||||
CNC Automotive Parts Post-Processing Capabilities
| Surface Treatment | Characteristics | Automotive Parts | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Electroplating | Improves corrosion resistance and wear resistance of parts | Hardware parts, screws, body trim, exhaust pipes | ||||||||||||
| Anodizing | Improves hardness and corrosion resistance of aluminum | Body structure, wheels, engine components, exhaust system parts | ||||||||||||
| Painting | Offers colored coatings with corrosion protection and preservation | Body paint, interior parts, exterior trim | ||||||||||||
| Sand blasting | Produces rough surfaces, beneficial for paint adhesion | Body surface treatment, rust surface treatment | ||||||||||||
| Bead Blasting | Removes oxide layers, cleans surfaces, improves surface finish | Engine components, braking system parts, chassis parts | ||||||||||||
| Zinc plating | Enhances corrosion resistance of parts | Screws, nuts, body structure parts | ||||||||||||
| Chrome Plating | Provides good visual effects and corrosion resistance | Door handles, grilles, exhaust pipes | ||||||||||||
Custom Automotive Parts Case Study
Our Partners
Automotive Parts Engineer Henry from Xielifeng Has Something to Say
Senior Engineer Henry, 15 years of experience in the automotive industry, specializing in precision parts for engines, transmissions, and suspension systems. Familiar with ISO/TS 16949 standards and automotive industry quality requirements, ensuring compliance with strict tolerance and safety standards. Henry sorted out relevant industry knowledge for your reference
How do you ensure compliance with automotive industry standards during machining?
We strictly adhere to ISO/TS 16949 and customer-specific standards throughout the production process. Our quality control team conducts in-line inspections and final inspections to ensure every part meets the required specifications. Additionally, Statistical Process Control (SPC) methods help us monitor and maintain quality throughout production.
What materials do you recommend for automotive components requiring high strength and heat resistance?
For components like engine blocks and brake systems, we recommend aluminum alloys (6061, 7075) or stainless steel for their high strength-to-weight ratios. Titanium alloys are ideal for high-performance applications due to their exceptional heat resistance.
How do you handle the machining of complex geometries in automotive parts?
We use 5-axis CNC machines to accurately machine complex geometries with tight tolerances. Our engineers also develop custom toolpaths and simulate machining processes to ensure efficient material removal while maintaining precision.
What challenges arise when machining engine components, and how do you address them?
Engine components demand high precision and dimensional stability, especially under extreme temperatures and stress. We use high-strength materials like stainless steel and conduct thermal testing to ensure dimensional stability. Furthermore, our real-time monitoring systems detect tool wear early, ensuring consistent quality.
How do you manage large production orders while maintaining quality?
We implement lean manufacturing principles to optimize workflow and reduce waste. Our modular production lines allow us to quickly adjust to different product specifications. Additionally, we conduct random sample testing throughout the process to ensure that quality remains consistent.
How do you ensure proper fit for automotive components during assembly?
We collaborate closely with clients to align with their assembly requirements and CAD models. Our pre-assembly inspections focus on critical dimensions, such as bearing seats and shaft alignments, ensuring a precise fit. We also conduct functional tests to validate performance before final delivery.
How Xielifeng Works
From quotation to delivery, we provide efficient, high-quality services, making manufacturing more convenient.
01
Upload drawing
CAD files: 2D: DXF | DWG | PDF 3D: STP | STEP |IGS | IGES| X_T | SLDPRT
02
DFM Evaluation & Quote
- Drawing review
- Process analysis
- Material inspection
- Feasibility proposal
- Cost estimation
03
Order Confirmtion & Production
- Sample processing
- Sample quality inspection
- Customer confirmation
- Mass production plan
04
Quality Inspection & Delivery
- Raw material inspection
- First piece inspection
- Process inspection
- Final inspection
- Inspection report
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