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Heat Resistant Paints
Heat resistant paints are designed to protect surfaces exposed to high temperatures, providing a durable finish that withstands heat up to 750°C or more. These coatings are ideal for use on metal structures, engines, fireplaces, and chimneys, ensuring the integrity of the surface under extreme heat. They are formulated to maintain their protective properties without blistering or cracking, even when subjected to intense heat.
Heat resistant paints differ from fire-resistant paints in that they protect against high temperatures but do not prevent the spread of flames. Fire-resistant paints, however, help slow or stop the spread of fire.
Rust-Oleum Heat Resistant Paint 750°C
A silicone-modified alkyd resin coating available in matt black and aluminium. For bare metal or slightly rusted surfaces, ideal for engines, heat cannons, pipes, and vents. Heat resistant up to 650°C, peak temperatures up to 750°C. Dry to handle after 3 hours. One of Rawlins' best selling heat resistant paints for small to medium sized...
Tikkurila Fireplace Paint
9 colours. For fireplaces, firewalls, interior wall surfaces exposed to higher-than-normal temperatures. Concrete, brick, lime, lime cement, cement plaster, sandlime brick as well as mineral board surfaces. Also ideal for surfaces previously painted with lime, lime cement, cement & silicate paints. No primer required. Resistant to...
Rust-Oleum Heat Resistant Paint 750°C Aerosols
In Black or Aluminium. Heat-resistant spray for engines, heat cannons, pipes, vents, barbecue grills, fireplace equipment, and space heaters. Resistant to consistent temperatures up to 650°C. Dry to handle in 3 hours. Lead and chromate-free formulation, ensuring safer use. Guaranteed high performance with a minimum shelf life of 3 years...
Rust-Oleum Automotive & Exhaust Paint (Aerosol)
Black and aluminium heat resistant aerosols. For bare metal or slightly rusted automotive projects including engines, pipes, vents, cars, motorbikes, campervans. For continuous temperatures up to 650°C. For peak temperatures up to 750°C. To handle after 3 hours (at 20°C).Important!Self-priming - should not be applied on primers...
Rust-Oleum Stove Burner Paint
Self-priming heat resistant coatings. Black and alumimium. For bare metal or slightly rusted stove burners, boiler fittings, hot air cannons, heat cannons, pipes, vents, etc. For continuous temperatures up to 650°C. For peak temperatures up to 750°C. To handle after 3 hours (at 20°C). Apply by Brush, Roller or Spray. Should not be...
Rust-Oleum BBQ Paint
Black and aluminium matt finish. For BBQs and barbecue grills, smokers, rotisserie, open and covered, vessels and pit grills. New, bare steel, blasted steel or light rusted steel surfaces or properly prepared painted substrates. Continuous temperatures up to 650°C. Peak temperatures up to 750°C. Self-priming.Important!Should not...
Tikkurila Temal 400
Tikkurila Temal 400 is a heat resistant silicone paint. Resistant to temperatures up to +400°C dry heat, Temal 400 is used in cases demanding a heat-resistant product, such as fireplace doors, flues, exhaust pipes, sauna stoves.Recommended for exteriors of steel structures exposed to high temperatures. For industrial use only according to...
Tikkurila Temal 600
Tikkurila Temal 600 is a heat resistant silicone aluminium paint which resists dry heat up to +650°C. The paint is used in cases demanding heat-resistant products such as fireplace doors, flues, exhaust pipes, sauna stoves.Can be applied directly on steel surfaces without any primer. For industrial use only according to Directive...
Tikkurila Temal 600 HB
Tikkurila Temal 600 HB is a high build silicone aluminium paint which resists dry heat up to +650°C. The paint is used in cases demanding heat-resistant products such as fireplace doors, flues, exhaust pipes, sauna stoves.Can be applied by airless spray equipment. Recommended for exteriors of steel structures exposed to high...
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What Is Heat Resistant Paint?
Heat resistant paints are specially formulated coatings designed to withstand high temperatures without degrading. Ideal for use on surfaces exposed to intense heat, such as pipes, BBQ’s, chimney flues, fireplaces, and industrial machinery, these paints provide both protection and decorative finishes. Typically, heat resistant paints can endure temperatures up to 600°C, with some advanced formulations capable of withstanding even higher temperatures. They often contain silicone resins and ceramic compounds, which enhance their thermal stability and durability. Proper surface preparation and application are crucial for optimal performance. These paints not only prevent discolouration and damage caused by heat but also offer resistance to corrosion and weathering, ensuring long-lasting protection.
Types of Heat Resistant Paint
Heat resistant paints are now available in many more decorative options, with hundreds and thousands of colours for use around the home. Uses include painting radiators, protecting the walls around fireplaces, or for DIY projects such as painting vents, BBQ grills, pipes and boiler fittings.
Heat resistant coatings for use in industrial and marine settings are available in different types below which affects their level of heat resistance, with other properties that include corrosion resistance:
Silicone-Based Heat Resistant Paints:
The most common type of heat resistant paint, ideal for general use high-temperature applications, is a silicone-based heat resistant paint in a single pack black or aluminium finish capable of withstanding up to 600°C on average.
Epoxy-Based Heat Resistant Paints:
These two-component epoxies offer an excellent balance between performance and heat resistance. Typically achieving temperatures around 200°C, epoxy-based heat resistant paints are a popular choice for corrosion resistance, including Corrosion Under Insulation (CUI). They are especially suitable for surfaces subjected to submersion, cryogenic conditions, and application to hot surfaces such as pipelines and storage tanks.
Alkyd Heat Resistant Paints:
Alkyd heat-resistant paints offer an average temperature resistance of 175°C and are attractively priced for consumers and DIY use where extreme performance is unnecessary. They are ideal for applications where temperatures are not expected to rise high enough to affect non-heat-resistant metal paint but where some heat resistance is desired as a precaution.
Ceramic-Based Heat Resistant Paints:
Ceramic-based heat resistant coatings incorporate ceramic particles to provide superior thermal insulation. Ideal for applications requiring extreme temperature resistance, reaching up to 1000°C, such as space vehicles and high-performance engines.
Acrylic Heat Resistant Paints:
Technically classified as 'Silicone Acrylic,' acrylic heat resistant paints offer moderate heat resistance, typically around 300°C, while providing a much wider range of colour choices. They are ideal for decorative applications where moderate heat resistance is required.
Inert Multipolymeric/Inorganic Co-Polymer Coatings:
These paints incorporate new and emerging technologies, offering performance comparable to epoxy-based heat-resistant paints but with significantly higher temperature tolerances, up to 650°C.
FAQs
Where can heat resistant paint be used?
Heat resistant paint can be used in a variety of applications across multiple industries and environments. Use the sidebar filter to narrow down suitable paints for your project or give Rawlins Paints’ Technical a call or email for more specialist products and applications.
Here are some examples:
- Automotive Industry: Engine components, exhaust systems, brake callipers, exhaust manifolds, mufflers, and other high-heat areas.
- Industrial Machinery: Furnaces, heat exchangers, boilers - machinery operating at high temperatures, including kilns, and manufacturing equipment.
- Barbecues and Grills: External surfaces of grills, smokers, and outdoor cooking equipment.
- Fireplaces and Wood Stoves: Surrounds, fire backs, grates, and other metal fireplace components not in direct contact with flames.
- Outdoor Equipment: Heat lamps, patio heaters, chimineas, and other temperature-exposed outdoor items.
- Aerospace and Defence: Components of aircraft, spacecraft, and military equipment.
- Pipework and Ducts: Industrial pipes and ducts transporting hot gases or liquids.
- Electrical Components: Housings and protective covers in electrical systems exposed to heat.
- Marine Applications: Engine rooms and exhaust systems in ships.
- Chemical Plants: Surfaces exposed to both heat and chemicals.
- Power Plants: Boilers, turbines, and other high-temperature equipment.
- Oil and Gas Industry: Drilling equipment, refineries, and storage tanks.
- Construction Materials: Building materials and structures exposed to extreme heat.
- Space Heaters and Radiators: Metal surfaces of heaters and radiators.
What temperatures can heat resistant paint withstand?
Heat resistant paints are used for various applications requiring different levels of heat resistance, such as automotive parts, household items, industrial infrastructure, and more.
The sidebar filter above has an option to filter heat resistant paints based on their maximum temperature suitability, whilst Rawlins Paints’ Technical Team can advise on products suitable for industrial application and ultra-high heat resistance.
Heat resistant paints can typically withstand a wide range of temperatures, including cryogenic depending on their formulation. Generally, they are designed to endure:
- Standard Heat Resistant Paints: Up to 200°C
- High Heat Resistant Paints: 200°C to 600°C
- Ultra-High Heat Resistant Paints: Above 600°C, with some formulations capable of withstanding temperatures up to 1000°C
- Cryogenic Heat Resistant Paints: Up to -196°C
Is heat resistant paint safe to use indoors?
Yes, heat resistant paint is generally safe to use indoors, provided you follow the manufacturer's guidelines and take appropriate safety precautions. Here are a few considerations, but always consult the relevant product and safety data sheets for more information:
Ventilation:
- Ensure adequate ventilation during application and drying to avoid inhaling fumes.
Protective Gear:
- Use protective equipment such as masks, gloves, and goggles.
Surface Preparation:
- Properly prepare the surface and follow the instructions for optimal adhesion and performance.
Application Method:
- Apply the paint using recommended methods, such as brushing, rolling, or spraying.
Curing Time:
- Allow sufficient curing time as specified by the manufacturer before exposing the surface to heat.
By adhering to these guidelines, heat resistant paint can be safely and effectively used indoors on fireplaces, stoves, radiators, and other heat-exposed surfaces.
What colours are available in heat resistant paints?
While traditionally only available in black or silver/aluminium, heat resistant paints are now available in a wide range of colours to suit different decorative preferences, corporate branding, and more. Common colours include:
- Black: Often used for industrial equipment, fireplaces, and automotive parts.
- White: Popular for household items such as radiators.
- Silver/Grey: Commonly used for chimneys, exhaust systems, and machinery.
- Red: Sometimes used for automotive and industrial applications.
- Blue: Used for aesthetic purposes in various applications.
- Green: Less common, but available for specific needs.
- Yellow: Often used in industrial safety applications.
- Beige: Used for home decor applications, like radiators.
- Brown: Used for wood stoves and similar items.
How long does heat resistant paint last?
The lifespan of heat-resistant paint varies based on factors like paint quality, how it's applied, the environment, and the surface it covers. If you choose the right heat-resistant paint for the temperature and conditions, and apply it correctly, it can last for several years.
Factors influencing its durability include:
- Surface Preparation: Properly prepared surfaces enhance adhesion and longevity.
- Application: Following the manufacturer's instructions ensures optimal performance.
- Environment: Harsh conditions can reduce the lifespan of the paint.
- Maintenance: Regular maintenance can extend the paint’s life.
- Quality of the Paint: Higher-quality paints typically last longer.
Is heat resistant paint the same as fire retardant paint?
No, heat resistant paint and fire retardant paint are not the same.
Heat Resistant Paint:
Designed to withstand high temperatures without degrading, making it ideal for surfaces exposed to heat such as stoves, exhaust systems, pipework, etc. It ensures the paint film is protected against heat damage but does not provide any protection to the painted substrate against fire.
Fire Retardant Paint:
Is a broad term that is often used to include paints specifically formulated to slow the spread of flames and reduce smoke generation and flaming droplets in the event of a fire. As well as intumescent paint that expands when exposed to heat, forming an insulating barrier that protects the underlying material for a certain length of time.
Each type of paint serves different purposes and is used in different applications.
Can I use heat resistant paints on my kitchen appliances?
No. Items such as kettles, toasters, microwaves, ovens, irons etc should not be coated with heat resistant paints.
Is heat resistant paint the same as solar reflective paint for roofs?
No, heat resistant paint and solar reflective paint for roofs are not the same.
Heat Resistant Paint: Designed to withstand high temperatures, it is used to protect surfaces from heat damage in areas like fireplaces, vehicle components, and industrial equipment. It does not necessarily reflect sunlight.
Solar Reflective Paint: Specifically formulated to reflect sunlight and reduce heat absorption, making it ideal for roofs and other exterior surfaces. It helps keep buildings cooler by limiting heat transfer and improves energy efficiency by reflecting solar radiation.
Do I need heat resistant paint for a fireplace?
Yes, you should use heat resistant paint for fireplace surrounds. Fireplaces generate high temperatures that can cause regular paints to discolour, crack, or peel. Heat resistant paint is specifically formulated to withstand these high temperatures safely, ensuring durability and maintaining an attractive appearance. Using the appropriate paint helps protect the fireplace's surface.
Does heat resistant paint work?
Yes, heat resistant paint works effectively when applied and used correctly. These paints are specifically formulated to withstand high temperatures without degrading, discolouring, or losing their protective properties.
When applied according to the manufacturer's instructions, which sometimes including gradually heating the surface once applied to fully cure the coating, heat resistant paints provide a durable, long-lasting finish that protects surfaces exposed to intense heat.
They are commonly used on fireplaces, BBQ’s, chimneys, and industrial equipment, offering excellent performance in both residential and commercial settings. Proper surface preparation and application are crucial for achieving the best results.
Do I need a primer with heat resistant paint?
Whether you need a primer with heat resistant paint depends on the surface you are painting and the specific paint product you are using. Generally most heat resistant paints can and prefer to be applied directly to the surface, however there are instances for example where increased corrosion resistance is required that a primer needs to be applied in order to achieve this. This does however usually result in a lower maximum temperature resistance of the applied system.
Always check the manufacturer’s instructions for specific recommendations, or contact the technical team for expert advice on heat resistant paints.
How to apply heat resistant paint?
Proper surface preparation is crucial, including cleaning and possibly priming the surface. Application methods can vary – always check the relevant data sheets for more information on applying your chosen heat resistant paint.
Can heat resistant paint be used on wood?
No. Wood is a combustible material and thus not suitable for heat resistant paints.
Can heat resistant paint be used on metal?
Yes, absolutely, most heat resistant paints are designed for metal so this is the most commonly painted surface. Heat resistant paint protects the metal from heat damage, corrosion, and discolouration. When used correctly, heat resistant paint provides a durable, protective finish that can withstand high temperatures and prolong the life of metal surfaces.
Can heat resistant paint be used on walls?
Heat resistant paint can be used on walls, and is usually used in areas exposed to high temperatures, such as behind stoves and radiators, near fireplaces, or in industrial settings such as factories and workshops. While standard wall paint might not withstand high heat, heat resistant paint is formulated to endure higher temperatures without cracking, peeling, or discolouring. Using heat resistant paint on walls can provide added protection and durability in high-temperature environments, maintaining the aesthetic appearance of the wall.
How long would heat resistant paint last?
Many factors determine how long heat resistant paint products will perform in any given situation. It has been known heat resistant paint to last in excess of 5 years in some cases.
Can heat resistant paint come into contact with naked flames?
No, heat resistant paints are designed to tolerate radiant heat only and cannot be exposed to naked flames.
Technical Team Product Recommendations
The experts from Rawlins Paints Technical Team typically recommend these products to customer enquiries for heat resistant paints, depending on their use case:
Rust-Oleum Heat Resistant Paint 750°C
Available in a matt black or aluminium finish with heat resistance up to 650°C, peak temperatures up to 750°C.
Rust-Oleum Heat Resistant Paint 750°C Aerosols
The same heat resistance properties for pipes, vents, BBQ’s, engines, exhausts and more, in aerosol form.
A decorative heat resistant paint to protect the walls surrounding fireplaces, with 9 neutral shades available. Suitable for use on a wide range of masonry surfaces including brick and concrete.
