Advanced FSW Technology

FSW Welded

Superior strength, precision, and leak-proof performance for EV battery systems. Our FSW welded enclosures deliver unmatched structural integrity and thermal management capabilities.

IP67
Protection Rating
±0.1mm
Dimensional Accuracy
100%
Leak Tested
FSW Welded Battery Enclosure
Aluminum Alloy
FSW Welded
Leak Proof
High Strength

FSW Technology Overview

Friction Stir Welding (FSW) represents the pinnacle of solid-state joining technology for aluminum battery enclosures, delivering superior mechanical properties and leak-proof performance.

Process Advantages

No Melting Zone

Solid-state process eliminates porosity and hot cracking issues

Superior Joint Strength

Achieves 90-95% of base material strength

Minimal Distortion

Low heat input maintains dimensional accuracy

100% Leak Proof

Hermetic sealing for critical battery applications

FSW Process

FSW Process Flow

Rotating tool creates friction heat for solid-state joining

Key Advantages

Our FSW battery enclosures deliver superior performance across all critical metrics for EV applications.

Exceptional Strength

FSW joints achieve 90-95% of base material strength, providing superior structural integrity for battery protection.

Tensile Strength: 280-320 MPa

Leak-Proof Sealing

Hermetic sealing performance meets IP67 protection requirements for underwater and dust protection.

Leak Rate: < 1×10⁻⁹ mbar·l/s

Dimensional Precision

Low heat input minimizes distortion, maintaining tight tolerances critical for battery module fit.

Tolerance: ±0.1mm

Thermal Performance

Excellent thermal conductivity and heat dissipation properties for optimal battery thermal management.

Thermal Conductivity: 180 W/m·K

Corrosion Resistance

Superior corrosion resistance extends service life in harsh automotive environments.

Salt Spray: 1000+ hours

Cost Effective

Reduced post-weld machining and finishing requirements lower overall production costs.

Cost Savings: 15-25%

Equipment & Manufacturing Capabilities

State-of-the-art FSW equipment and comprehensive manufacturing capabilities ensure consistent quality and scalable production.

FSW Equipment

KUKA FSW Robot Systems (6-axis)
Gantry FSW Machine (3m x 2m working area)
Real-time Force & Torque Monitoring
Advanced Tool Cooling Systems

Quality Control

Helium Leak Testing Equipment
CMM Dimensional Inspection
X-ray Non-Destructive Testing
Tensile & Fatigue Testing
FSW Robot System Quality Control Lab Production Line Testing Equipment
5000+
Units/Month
3m x 2m
Max Size
24/7
Production
ISO 9001
Certified

Applications

Our FSW battery enclosures serve critical applications across the electric vehicle and energy storage ecosystem.

EV Battery Pack

EV Battery Packs

High-voltage battery enclosures for passenger vehicles, providing structural protection and thermal management.

400V - 800V Systems
50-150 kWh Capacity
Crash Safety Tested
Commercial Vehicle Battery

Commercial Vehicles

Heavy-duty battery enclosures for buses, trucks, and construction equipment with enhanced durability.

High Vibration Resistance
Extended Temperature Range
Heavy Load Capacity
Energy Storage System

Energy Storage Systems

Grid-scale and residential battery enclosures for renewable energy storage applications.

Outdoor Installation Ready
Modular Design
Fire Safety Compliant
Marine Battery Enclosure

Marine Applications

Waterproof battery enclosures for electric boats and marine vessels with superior corrosion resistance.

IP68 Protection
Salt Water Resistant
Buoyancy Optimized
Aerospace Battery

Aerospace & Defense

Lightweight, high-strength enclosures for UAVs, satellites, and defense applications.

Ultra-Lightweight Design
Extreme Temperature
EMI Shielding
Industrial Equipment

Industrial Equipment

Robust battery enclosures for forklifts, AGVs, and industrial automation systems.

24/7 Operation Ready
Easy Maintenance Access
Modular Connectivity

Project Cases

Successful implementations of our FSW battery enclosures across diverse applications and markets.

Premium EV Manufacturer

Luxury EV Battery Pack Enclosure

Developed and manufactured 10,000+ high-precision FSW battery enclosures for a leading European luxury EV brand, achieving 99.9% quality acceptance rate.

120 kWh
Battery Capacity
800V
System Voltage
1.2m x 2.1m
Enclosure Size
±0.05mm
Achieved Tolerance
Luxury EV Case Study
Commercial Fleet

Electric Bus Battery Housing

Supplied 500+ heavy-duty FSW battery housings for electric city buses, designed to withstand extreme vibrations and weather conditions over 15-year service life.

300 kWh
Battery Capacity
IP67
Protection Rating
15 Years
Design Life
-40°C to 85°C
Operating Range
Electric Bus Case Study
Energy Storage

Grid-Scale ESS Project

Delivered 2,000+ modular FSW battery enclosures for a 100 MWh grid-scale energy storage installation, featuring rapid deployment and maintenance accessibility.

100 MWh
Total Capacity
2000+
Enclosures Delivered
6 Months
Project Duration
Modular
Design Approach
Grid ESS Case Study

Corporate Strength

Backed by years of experience, advanced facilities, and unwavering commitment to quality and innovation.

15+ Years Experience

Deep expertise in precision manufacturing and automotive industry requirements.

2008
Founded

Quality Certifications

Comprehensive quality management systems and international certifications.

ISO 9001
IATF 16949

Global Reach

Serving customers across Europe, North America, and Asia-Pacific markets.

50+
Countries Served

Production Capacity

Scalable manufacturing capabilities to meet growing market demands.

5000+
Units/Month

R&D Innovation

Continuous investment in research and development for next-generation solutions.

20+
Engineers

Expert Team

Skilled professionals with deep knowledge in FSW technology and battery systems.

200+
Employees

Contact Us

Ready to discuss your FSW battery enclosure requirements? Our technical team is here to help you find the perfect solution.

Manufacturing Facility

123 Industrial Park, Precision Manufacturing Zone
Shenzhen, Guangdong, China 518000

Phone & WhatsApp

+86 138 0000 0000
Available 24/7 for urgent inquiries

Email

sales@precisiontech.com
technical@precisiontech.com

Business Hours

Monday - Friday: 8:00 AM - 6:00 PM (GMT+8)
Saturday: 9:00 AM - 5:00 PM (GMT+8)
Emergency Support: 24/7 Available

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