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Flux for Copper-to-Copper Spot Welding (100g) - battery building product

DIY500AMP.COM

4.5 (123)

Flux for Copper-to-Copper Spot Welding (100g)

Name: DIY500AMP.COM Flux for Copper-to-Copper Spot Welding (100g) - Flux for Copper-to-Copper Spot Welding (100g)
Brand: DIY500AMP.COM
SKU: 41748564967495
Price: 19.95 USD
Availability: InStock
Rating: 4.9 (9 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$19.95

Quantity

Color

Black

Quantity

Description

This Flux for Copper-to-Copper Welding is specifically engineered for lithium battery builders who want to spot weld copper with confidence. If you're working with copper tabs, terminals, or busbars, this is the secret weapon that helps you...

Reviews

4.9

10 ratings

Haven't tried yet but hopefully is good. Thanks

Miguel · June 5, 2026

Perfect

Henry · June 21, 2026

This stuff works!

This stuff works....period. Thin film under the strips and I was able to spot weld pure copper strips to 18650 cells using an AwithZ UF20B! Great product, works well, and good value. You get a lot and you only need a small film so the tube will last a long time!

The · February 1, 2026