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Product
J-B Weld KwikWeld
J-B Weld KwikWeld is a Epoxy adhesive. Fast 6-minute metal repairs, automotive components, lawn equipment, ceramic, and rigid plastics where overnight curing is impractical.
Strengths
What J-B Weld KwikWeld Is Good For
Fast 6-minute metal repairs, automotive components, lawn equipment, ceramic, and rigid plastics where overnight curing is impractical.
Limits
When Not to Use J-B Weld KwikWeld
Lower tensile strength (3,127 psi) and heat ceiling (300 °F) compared to J-B Weld Original; dark grey glue line.
Specifications
J-B Weld KwikWeld Specifications
Every number below is quoted from the manufacturer’s own documentation, linked at the end of the row.
- Working time
- 6 min — Pot life / working time at room temperature after 1:1 mixing[1]
- Fixture time
- 6 min — Sets in 6 min; leave undisturbed for 30 min before gentle handling[1]
- Full cure
- 6 h — Full chemical cure in 4–6 h (vs 15–24 h for Original)[1]
- Strength
- 3127 psi — Fully cured tensile strength[1]
- Max service temperature
- 300 °F — Continuous heat resistance up to 230 °F; intermittent up to 300 °F[1]
- Cured color
- Dark grey[1]
- Water resistance
- Waterproof and oil-resistant once fully cured[1]
How long it takes
Working time, clamp time, and full cure are different things — this is the order you experience them in.
- Working time6 min
- Fixture time6 min
- Full cure6 h
Sources
Where J-B Weld KwikWeld Specs Come From
- [1]J-B Weld KwikWeld Twin Tube — product specifications and properties — J-B Weld Company · Manufacturer page · Retrieved 2026-08-20
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