High Temperature Silicone Sealant - Bond it - HT30

Best current price£11.40from B&Q
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B&Q£11.40Visit shop B&Q - High Temperature Silicone Sealant 300 C
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Best current price£11.40from B&Q
Shopping.co.uk recommended and popular offers
B&Q£11.40Visit shop B&Q - High Temperature Silicone Sealant 300 C
Visit shop2 offers from £11.40 - £13.68
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The Bond it HT30 High Temperature Silicone Sealant is designed for users needing a robust sealing solution in extreme heat environments. Its key benefit is the ability to withstand continuous temperatures of 250°C and short bursts up to 300°C, offering excellent UV resistance and weatherproofing. A potential caveat is its acetic cure, which may not be suitable for all materials sensitive to acids.
| Model Part Number | HT30 |
|---|---|
| Brand | Bond it |
The HT30 can permanently withstand temperatures of 250°C and up to 300°C for short periods.
It is suitable for most common metals, but the acetic cure can corrode sensitive metals like copper and brass. Always test on a small, hidden area if unsure.
The HT30 typically skins over in 10-20 minutes and fully cures within 24 hours, depending on temperature and humidity. Thicker applications may take longer.
Once fully cured, the sealant can generally be painted over with most paint types, although it's advisable to test compatibility first.
The typical shelf life is 12 months when stored in original, unopened packaging in a cool, dry place.
Yes, once cured, the HT30 is weatherproof and provides a waterproof seal against moisture.
No, the HT30 is not food-grade and should not be used in direct contact with food or in applications where it might leach into consumables.
Ensure surfaces are thoroughly cleaned and dried, free from dust, grease, oil, or old sealant residue. Reapply after proper surface preparation.
Ensure adequate ventilation and that the sealant is applied in a reasonably thin layer. Extreme cold or humidity can slow down the curing process. Verify the product has not expired.
The acetic cure releases a vinegar-like odor during curing. Ensure good ventilation during application and initial curing. The odor should dissipate significantly once fully cured, but slight residual smell might remain in enclosed spaces.
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