EVERBUILD PURIMACHOS BLACK HIGH HEAT RESISTANT SILICONE SEALANT 300ml FAST CURE. Heat Resistant Si...EVERBUILD PURIMACHOS BLACK HIGH HEAT RESISTANT SILICONE SEALANT 300ml FAST CURE. Heat Resistant Silicone is a high temperature resistant, fast cure, silicone, heat stable up to 300 degrees C, which is a permanent flexibility- high modulus sealant. It is ideal for joints and assemblies in ducting, metal chimneys, industrial/domestic ovens and heating appliances. Excellent adhesion to most non-porous surfaces.
This guide is for users of the Everbuild Heat Resistant Silicone Sealant - Black, offering a high-temperature sealant solution for various applications. It provides a heat-stable, fast-curing, and flexible seal ideal for ducting, chimneys, and heating appliances. While offering excellent adhesion, ensure proper surface preparation for optimal performance.
All features
Colour
Black
Model Part Number
PCHEATSIL
Brand
Everbuild
Extended Product Information
FAQs
What is the maximum temperature the sealant can withstand?
The sealant can withstand temperatures up to 300°C.
What surfaces can I use this sealant on?
It is suitable for most non-porous surfaces, including metals, glass, and some plastics.
How long does it take for the sealant to cure?
The curing time varies depending on environmental conditions (temperature and humidity) but it cures fast. Refer to the product label for specific details.
Can I paint over the sealant?
No, it is not recommended to paint over the sealant.
How should I clean up the sealant?
Use a solvent, such as white spirit, to remove uncured sealant. Once cured, removal may require mechanical methods.
What is the shelf life of the sealant?
Check the product label for the specific shelf life. Store in a cool, dry place.
Is the sealant flexible after curing?
Yes, the sealant remains flexible after curing.
Troubleshooting
Sealant is not adhering to the surface.
Ensure the surface is clean, dry, and free of any contaminants. Roughen smooth surfaces for better adhesion.
Sealant is cracking after application.
Ensure the sealant is applied in the correct bead size and allow sufficient time for curing before exposing it to high temperatures. Make sure the joint can accommodate movement.
Sealant is taking too long to cure.
Ensure the sealant is stored properly and is not expired. Check the ambient temperature and humidity levels, as these can affect curing time. Low temperatures and high humidity can slow down the curing process.
Pros and Cons
Pros
High temperature resistance up to 300°C.
Fast curing for efficient application.
Maintains flexibility, preventing cracks.
Excellent adhesion to various non-porous surfaces.
Suitable for a wide range of high-temperature applications.
Cons
Requires proper surface preparation for optimal adhesion.
Limited to black color.
May not be suitable for continuous submersion in water.
Setup, Compatibility & Care
Surface Preparation: Ensure surfaces are clean, dry, and free from grease, oil, and loose materials. Use a solvent to clean the surfaces if necessary.
Application: Apply the sealant with a caulking gun. Cut the nozzle to the desired bead size.
Smoothing: Smooth the sealant with a wet finger or tool before the skin forms.
Curing Time: Allow the sealant to cure completely, as per the manufacturer's instructions, before exposing it to high temperatures.
Compatibility: Compatible with most non-porous surfaces, including metals, glass, and some plastics.
Care: Store in a cool, dry place. Avoid contact with skin and eyes. If contact occurs, rinse thoroughly with water.