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Hardeners and Activators
Specialist Hardeners and Activators are essential for achieving optimal performance and durability in coatings across various industries. They enhance adhesion, accelerate curing times, and improve resistance to chemicals, abrasion, and environmental conditions. Commonly used in automotive, marine, industrial, and construction sectors, these products ensure coatings perform as expected, even in demanding environments. For tailored recommendations and product compatibility, contact the technical support team.

Cromar Flexiglass Catalyst
Cromar Flexiglass Catalyst is a low viscosity dispersion of dibenzoyl peroxide specifically formulated for use in "curing" Cromar Flexiglass Resin.Low water content Faster gel time than MEKP systems. (12 min. approx. at 20℃) Faster gel to peak time than MEKP systems Lower exotherm than MEKP systems More stable and less separation than...

Bonda Hardener For Two Component Fillers
Bonda Hardener For Two Component Fillers is a spare hardener catalyst for use with Bonda two part fillers. More Information Delivery Info

Selemix 9-075 Direct HS Hardener
High solids hardener for use with Selemix 2K Polyurethane Direct Topcoat and Selemix 2K Polyurethane UHS Topcoat.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before useProfessional use only - from the 24th August 2023, adequate training is required before industrial or professional...

Selemix 9-110 WB Hardener For Acrylic
For use with selected Selemix Waterbased products including Selemix 8-110/8-111 2K WB Acrylic Topcoat/DTM Finish.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Professional Use Only

Selemix 9-125 WB Acrylic Fast Hardener
For use with selected Selemix Waterbased products including Selemix 8-110/8-111 2K WB Acrylic Topcoat/DTM Finish.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Industrial Use Only

Intercoat Acid Catalyst 08670
Intercoat Acid Catalysts 08670 are acid catalyst solutions suitable for use with Intercoat acid-catalysed lacquers and enamels. Designed for use with the full and modified pigmented A/C enamels and also certain other types including A/C flooring lacquer. For professional use only.More Information Delivery Info

Selemix 9-070 Direct Hardener
For use with selected products within the Selemix range including Selemix 2K Polyurethane Direct Topcoat and Selemix 2K Polyurethane Extra Topcoat.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Professional Use Only

Selemix 9-450 WB Hardener For Epoxy Primer
For use with selected Selemix Waterbased products including Selemix 8-450 2K WB Epoxy Primer.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Professional Use Only

Selemix 9-574 Medium Hardener For Polyurethane Primer
For use with Selemix 5-8070 2K WB Polyurethane Primer.Suitable for use at 15°C to 35°C (Large surfaces) Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Industrial Use Only

Selemix 9-572 Slow Hardener For Polyurethane Primer
For use with Selemix 5-8070 2K WB Polyurethane Primer.Suitable from 35°C to 45°C (Large Surfaces) Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Industrial Use Only

Selemix 9-050 Hardener For Zinc Rich Epoxy Primer
For use with Selemix 4-0490 2K Epoxy Zinc Rich Primer.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Industrial Use Only

Vuba Resin Bound Catalyst
Catalyst, chemically known as Dibutyltin Dilaurate Catalyst, is used to speed up the cross-linking process of two-component polyurethane systems. Catalyst favours the reaction between the resin and the hardener, limiting side reactions such as the hardener and water.In pre-catalysed resin kits, the catalysed component is in the Part A of...

Tikkurila Hardener 2098
Tikkurila Hardener 2098, for use with various industrial Tikkurila wood products. For professional use only - not to be used as a standalone item. It is the catalyst for various paints in the Tikkurila range.More Information Delivery Info

Selemix 9-020 Hardener For Epoxy Primer
For use with selected Selemix epoxy primers including Selemix 4-0400/4-0401 2K Epoxy Primer.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Industrial Use Only

Selemix 9-080 Hardener For Acrylic
For use with selected products within the Selemix range including Selemix 2K Polyurethane Direct Topcoat, Selemix 7-110 2k Acrylic Topcoat and Selemix 2K Polyurethane Extra Topcoat.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Professional Use Only

Selemix 9-025 Fast Curing Hardener For Epoxy
For use with selected Selemix epoxy primers including Selemix 4-0440/4-0441 2K Epoxy HB Anticorrosive Primer.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Industrial Use Only

Intercoat Acid Catalyst 40000
Intercoat Acid Catalyst 40000 is an acid catalyst solution suitable for use with Intercoat acid-catalysed lacquers and enamels.Designed for use with the full and modified pigmented A/C enamels and also certain other types including A/C flooring lacquer Suitable for use with Intercoat Envirola/cFor professional use only.More...

Intercoat Peroxide 37950
Intercoat Peroxide 37950 is an organic peroxide used as a catalyst for Intercoat Clear Polyester AST133. For professional use only.More Information Delivery Info

Intercoat Acid Catalyst 40200
Intercoat Acid Catalyst 40200 is a lightfast polyurethane activator for use with acrylic coatings where colour retention is important, for example with light colours or clear lacquers over pale substrates.Good colour stability Suitable for use with acrylic polyurethane such as Intercoat Gloss PU Acrylic Lacquer 40280Professional use...

Fosroc Nitodek FS Hardener
A white free-flowing powder that when mixed with Nitodek FS resins (solvent-free, multi-component methacrylic resins) at the correct percentage by weight, rapidly hardens the resin. Nitodek FS Hardener’s active component is benzyl peroxide (also known as BPO).Part of the Nitodek FS system Fast setting allows for quick over-coating...

Sikafloor Perkadox Pronto Hardener
Sikafloor Perkadox Pronto Hardener is a white powder activator for the Sikafloor Pronto range of products. It is mixed by weight with Sikafloor Pronto Resin bases prior to use and activates curing of the product. See Sikafloor Pronto product data sheet for specific information on usage, mixing and consumption. More Information Delivery Info

Remmers QP CAT
Remmers QP CAT is an accelerant catalyst in the Remmers QP System providing acceleration of hardening. Please Note: This product is subject to a lead time of 14-21 Working Days

HMG Hardener 9097
HMG Hardener 9097 is a 2K polyamide hardener for use in certain HMG systems. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) HMG Nisocoat HSHardener (Part 2) HMG Hardener 9097Part two of a two part pack....

HMG 2K Accelerator
HMG 2K Accelerator is a hardener designed to speed up drying times.For use with HMG Acrythane systems.

HMG Acid Cat 91 Hardener
HMG Acid Cat 91 Hardener is an acid catalyst hardener. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) HMG Acid Cat MB SealerHMG Acid Cat MB ColoursHMG DG282 14 MDF SealerHardener (Part 2) HMG Acid Cat 91...

HMG Hardener 9107
HMG Hardener 9107 is a semi-matt epoxy hardener. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) HMG Epilife 2Activator (Part 2) HMG Hardener 9107Part two of a two part pack. For use in in Epilife 2 topcoat.

HMG Hardener 9108
HMG Hardener 9108 is a matt epoxy hardener. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) HMG Epilife 2Activator (Part 2) HMG Hardener 9108Part two of a two part system. For use in in Epilife 2 topcoat.

HMG Hardener 9027 Wintermix
HMG Hardener 9027 Wintermix is a fast curing, medium solids isocyanate hardener. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) Option 1: HMG Acrythane SC601 ColoursOption 2: HMG Polykote 2K AMC PrimerOption 3: HMG...

HMG Hardener 9030
HMG Hardener 9030 is an isocyanate hardener.Designed for use in recommended HMG Alkyd and Polyurethane Alkyd products Upgrades the performance characterstics of the system

HMG Hardener 9004 Standard
HMG Hardener 9004 Standard is a medium solids isocyanate hardener. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) HMG Acrythane SC601 ColoursHMG Acrythane 102HMG 2K Multi Surface TopcoatHMG Polykote 2K AMC Primer...

HMG Hardener 9044
HMG Hardener 9044 is a medium solids isocyanate hardener. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) Option 1: HMG Acrythane XSC21Option 2: HMG Acrythane XSC21 ClearActivator (Part 2) HMG Hardener 9044...

HMG Hardener 9029 ZIP
HMG Hardener 9029 ZIP is an isocyanate hardener.Designed for use in recommended HMG Alkyd and Polyurethane Alkyd systems. Upgrades the performance characterstics of the system, including durability and time to touch dry may decrease by 10 - 20% dependant on paint system, film thickness and curing conditions.

HMG Hardener 9039
HMG Hardener 9039 is a high solids isocyanate hardener. This product MUST be purchased/used in conjuction with its manufacturer specified base or activator/hardener:2-Pack System DetailsBase (Part 1) HMG Acrythane XSC98 11HMG Monothane 2K TopcoatActivator (Part 2) HMG Hardener 9039Part two of a two...
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Specialist Hardeners and Activators play a crucial role in ensuring coatings achieve their full potential, providing enhanced performance across numerous industries. These products are formulated to work with specific coatings, improving adhesion, reducing drying and curing times, and increasing resistance to chemicals, abrasion, and extreme weather. Commonly used in sectors such as automotive, marine, industrial, and construction, hardeners and activators enable coatings to withstand demanding environments, ensuring surfaces remain protected and durable.
Their application ranges from industrial machinery and marine vessels to automotive refinishing and floor coatings, where performance and longevity are critical. In the construction sector, these products are used to protect steel structures, concrete surfaces, and industrial equipment, ensuring they endure harsh conditions. In the marine industry, hardeners and activators help coatings resist saltwater and UV exposure, making them essential for ships and offshore structures. Automotive refinishing also relies on these products to ensure that paints cure quickly and adhere securely to vehicle bodies, providing a lasting finish.
For specific advice on choosing the right hardener or activator for your project, contact the technical support team for assistance with product compatibility.
Common Uses of Hardeners and Activators
Hardeners and activators are widely used across multiple industries, each with unique requirements that demand reliable coating performance. In the automotive sector, these products are crucial for ensuring paint finishes adhere correctly to metal surfaces, accelerating drying times to reduce downtime while improving resistance to scratches, corrosion, and UV exposure. They are essential in marine applications, helping coatings withstand prolonged exposure to saltwater, intense sunlight, and marine organisms, preserving the structural integrity of boats, yachts, and offshore platforms.
In industrial environments, hardeners and activators protect machinery and structural components from chemical exposure and physical wear. Factories, processing plants, and warehouses often apply these specialised coatings to metal and concrete surfaces to prevent damage caused by oils, solvents, or heavy foot traffic. The construction industry uses hardeners and activators to enhance the performance of protective coatings on infrastructure projects, safeguarding concrete, steel, and other materials from the effects of weather, pollutants, and chemical exposure.
Additionally, these products are employed in flooring applications, especially in commercial and industrial settings where durability is vital. Epoxy and polyurethane floor coatings benefit from hardeners and activators that shorten curing times and improve resistance to impact, abrasion, and chemicals, ensuring that surfaces remain functional even in high-traffic areas.
Top Features and Benefits of Hardeners and Activators
Hardeners and activators offer several key advantages that make them indispensable across different industries:
- Faster curing times: Reduces downtime and increases productivity by allowing surfaces to be ready for use more quickly.
- Enhanced chemical resistance: Protects surfaces from oils, solvents, acids, and other harsh chemicals, making them suitable for industrial and marine environments.
- Improved adhesion: Ensures coatings bond securely to surfaces, reducing the likelihood of peeling or blistering under stress.
- Increased durability: Provides additional resistance to wear, impact, and abrasion, extending the life of coatings in demanding conditions.
- Protection against UV exposure: Helps coatings resist fading and degradation from prolonged sunlight exposure, essential in outdoor and marine applications.
- Versatility: Suitable for use on a wide range of substrates, including metal, concrete, and wood, making these products highly adaptable across different sectors.
Frequently Asked Questions (FAQs)
What is the difference between a hardener and an activator?
A hardener is typically added to a coating to improve its strength and durability, while an activator speeds up the chemical reaction during the curing process. Both products work together to enhance the performance of coatings.
Are hardeners and activators interchangeable?
No, hardeners and activators are specifically formulated for certain coatings. It’s important to use the correct product as indicated by the manufacturer to achieve the desired results.
Can these products be used on all types of surfaces?
Specialist hardeners and activators are formulated for specific surfaces such as metal, concrete, or wood. Always check the relevant product data sheet to ensure compatibility with the surface you are working with.
How much hardener or activator should be added to a coating?
The ratio varies depending on the product and application. It’s essential to follow the manufacturer’s instructions for the correct mixing ratio to ensure optimal results.
Can hardeners and activators be applied in any weather conditions?
Extreme temperatures and humidity can affect the performance of hardeners and activators. It is advisable to apply them within the recommended temperature range provided by the manufacturer.
Are there any safety precautions when using hardeners and activators?
Yes, always wear appropriate protective gear such as gloves and goggles, and ensure adequate ventilation when handling these products to avoid inhaling fumes or skin contact.
What happens if I use too much hardener or activator?
Using too much hardener or activator can affect the curing process, potentially leading to an uneven or brittle finish. Always follow the recommended mixing ratios.