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Battery Tray Welding & Manufacturing Service for EVs

Our EV battery tray welding service combines advanced friction stir welding (FSW) technology with extensive experience in new energy vehicle manufacturing. Whether customers provide semi-finished castings for welding only, or require a complete solution from design to final product, we deliver reliable leak-proof joints and efficient production. Optimized for aluminum alloy trays with wall thickness from 3–10mm, our process ensures minimal defects, reduced scrap rates, and shorter lead times. With proven quality control and turnkey manufacturing capability, we are the trusted partner for EV battery pack suppliers worldwide.
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Industry Pain Points

High defect rates (leakage, porosity) in large-size aluminum battery trays.

Long outsourcing chains increase delivery risks and costs.

Inconsistent welding depth control leads to rework and scrap.

Why Choose Our Service


Flexible Processing Modes: Welding-only (customer-supplied parts) or one-stop turnkey manufacturing.

Thickness Optimization: Covers the common 3–10mm range for EV battery trays.

Defect-Free FSW Process: Stable torque & precision clamping ensure leak-proof results.

Faster Delivery: Reduce supply chain steps with integrated production.

EV Expertise: Proven track record with top EV battery pack suppliers.


Applications


EV Battery Pack Cooling Trays

Large-Format EV Battery Base Plates

Liquid-Cooled Battery Trays for New Energy Vehicles


Technical Highlights


Welding Depth Capacity: Optimized for 3–10mm aluminum alloys.

Fixture Flexibility: Custom fixturing for large rectangular structures.

Automation Ready: Scalable to robotic integration for mass production.

Data-Driven QC: Real-time monitoring & process traceability.


FAQ


Q1: Do you support different EV battery tray designs?

A1: Yes. We process both customer-supplied trays and fully customized battery tray designs, ensuring compatibility with various EV platforms.


Q2: What size and thickness can you weld?

A2: We specialize in large-scale trays up to several meters long with weld depths suited for structural stiffness and load-bearing capacity.


Q3: Can you handle mass production?

A3: Absolutely. Our automated FSW lines are designed for high-volume manufacturing, reducing cycle time and ensuring consistent output.


Q4: What makes your service different from other suppliers?

A4: Unlike traditional welding shops, we focus on lightweight aluminum battery trays, offering design support + scalable production tailored for the EV industry.


CTA

Contact us today to discuss your EV battery tray project — from welding-only to full turnkey manufacturing.


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The company is dedicated to providing customers with one-stop services in the field of special welding, ranging from intelligent equipment, advanced manufacturing, welding consumables to technical service support.

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Landline: +86-769-8278-1216
E-mail: brad.wang@alcu-fsw.com
              zoey.zhang@alcu-fsw.com
Phone: +86-156-3608-6589 
             +86-135-4472-5331
Add: Buliding C, Jinshi Technology Park, Dalingshan Twon, Dongguan, Guangdong, China
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