








🔥 Bond like a boss: The heat-proof fix that won’t quit!
J-B Weld HighHeat is a premium two-part epoxy putty designed for high-temperature repairs in automotive and industrial settings. It withstands continuous heat up to 450°F and intermittent heat up to 500°F, with a lap shear strength of 800 PSI at room temperature and 600 PSI at elevated temperatures. This hand-mixable putty sets in 1 hour and fully cures in 8 hours, making it ideal for DIY enthusiasts tackling exhaust systems, engine blocks, and heavy machinery repairs with professional-grade durability.








| Brand | J-B Weld |
| Specific Uses For Product | Automotive, Industrial Maintenance |
| Material | Epoxy Resin |
| Item Form | Putty |
| Special Feature | High Heat Resistance |
| Color | Grey |
| Item Package Quantity | 1 |
| Package Information | Tube |
| Item Volume | 2 Fluid Ounces |
| Viscosity | Medium viscosity |
| Full Cure Time | 8 Hours |
| Water Resistance Level | Not Water Resistant |
| Tensile Strength | 4000 Pounds Per Square Inch |
| Unit Count | 1.0 Count |
| Viscosity Level | Medium |
| UPC | 043425082978 043425700094 |
| Number of Pieces | 1 |
| Global Trade Identification Number | 00043425082978, 06935743366714 |
| Manufacturer | JBWeld |
| Model | JBWeld 8297 |
| Item Weight | 2.46 ounces |
| Product Dimensions | 1.18 x 1.18 x 4.13 inches |
| Item model number | 8297 |
| Is Discontinued By Manufacturer | No |
| Exterior | Painted |
| Manufacturer Part Number | 8297 |
| Bulb Type | Fluorescent |
| Special Features | High Heat Resistance |
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