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Bullet Roof GRP Hardener
GRPRES020, GRPACC110
Used for roofing applications such as hand lay-up, spray up, centrifugal casting, filament winding, polyester concrete, etc. It is particularly suitable for gel coat curing, and its low viscosity makes it ideal for airless spray-up techniques with external mixing.
Bullet Roof GRP Hardener is used for roofing applications such as hand lay-up, spray up, centrifugal casting, filament winding, polyester concrete, etc. It is particularly suitable for gel coat curing, and its low viscosity makes it ideal for spray-up techniques (airless) with external mixing.
Cure Performance
The factors to be considered in selecting the optimum initiator / acclerator system are:
Process
Resin Type
Required gel time or pot life
Part thickness
Room temperature
Nature and quantity of additives
Dosage optimisation between Sentinel Hardener and accelerator
Bullet GRP hardener is Methyl Ethyl Ketone Peroxide used for the cure of unsaturated polyester resins at room temperature in combination with a cobalt accelerator.
Top Features & Benefits
Density at 20℃ 1,128g/ml
Viscosity at 20℃ 16mPa s
SADT (self-accelerating decomposition temp) 65℃
Flash point (setapoint) 60℃
Dosage
Bullet GRP hardener is recommended for the curing of ortho- and isophtalic resins at temperatures between 15℃ and 50℃. Concentration at a rate of between 1 and 4% by weight based on resin, depending on weather conditions.
It is your responsibility to read the Product Data Sheets (available below) before you place an order and prior to application of the product. The content of this website is our best recommendation and is not advice. Coverage rates quoted are approximate, you agree that coverage depends on the condition of the substrate, surface absorption, texture and application method. We ALWAYS recommend a trial area is coated to ensure the product meets your requirements before use.
Product Details
GRPRES020, GRPACC110
Data sheet
Shelf Life (from date of manufacture)
Product can be stored maximum three months after receiving date, if kept in appropriate conditions and below its maximum storage temperature. Refer to the safety data sheet for detailed storage instructions.
Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.
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A specially-formulated primer for application on to metals to enhance adhesion properties, and allow the primer to physically bond onto the metal using an incorporated activating acid that "etches" into the substrate.
Advantages
For Aluminium, Copper and Galvanised Steel surfaces.
White in colour.
Upto 12-months shelf life.
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Coverage Calculator
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Top Features
VOC close to “0” and water based
Forms an effective barrier against negative/back pressure
Forms a damp and...
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Coverage Calculator
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Features and Benefits
Allows further coats to be safely applied when the standard re-coating window has been exceeded
Single pack
Quickly and easily...
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Advantages
Water-based modified rubber solution
Safe and eco-friendly
Orange in...
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Use with Desmopol, Ultraflex or a relevant top coat.
Coverage rate approx. 25-30M2 per 10Kg
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