Jotamastic 90 a High Build Surface Tolerant Epoxy primer finish. Suitable underwater. No Blast cleaning required.
Recommended for below the waterline on most Boats and Vessels.
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Jotamastic 90 is recommended as a primer finish in immersed or exposed C5-M marine environments. It is approved to Norsok system 7a and 7b , Network Rail and the highways agency.
Jotamastic 90 may be used on surfaces where abrasive blast cleaning is not practical or economic. It is recommended as a maintenance system for steel bridges providing long term protection against corrosion.
Jotamastic 90 is recommended to protect metal and concrete structures underground or underwater.
Jotamastic 90 is a high solids, low solvent, surface tolerant epoxy.
Jotamastic 90 is available in a wide range of RAL and British standard colours in a semigloss finish. A wintergrade version is also available for faster drying in low temperature winter months. *Some Strong Oranges & Yellows Not Available, Check with Avace Customer Service.*
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Most RAL & British Standard colours are available in a semigloss finish. The most popular colours are listed below. If your colour is not listed simply e-mail AVACE at email@example.com for information on price and availability. Amember of the customer service team will process your order by phone. Follow the link to RAL and BS for the full colour range.
Jotamastic 90 has excellent corrosion and abrasion resistance for steel where abrasive blast cleaning may not be possible. Recommended for use on steel above and below the waterline or as a primer as part of a multicoat system for C5-M environments. Available in a wide range of RAL and British standard colours in a semigloss finish.
Jotamastic 90 is a high solids, high build, two pack surface tolerant epoxy mastic with excellent abrasion and corrosion resistance. The aluminium version is recommended as a first coat to provide extra corrosion and water resistance. It can be applied by Airless spray, brush or Roller. Jotamastic 90 Surface Tolerant Epoxy Primer Finish is designed for use on steel when abrasive blast cleaning may not be possible. Jotamastic 90 Primer Finish may be used above and below the water line, the winter grade version can be applied at sub zero temperatures. It is resistant to continuous operating temps of 120c and in immersed seawater at 50c.
Jotamastic 90 is a two pack epoxy semigloss suitable for use in atmospheric and immersed environments as a primer or intermediate coat in a multicoat system. It can be applied direct to carbon steel, stainless steel, galvanised steel, aluminium, conctrete and over previously coated surfaces. Jotamastic 90 WG Epoxy may be used as a high build epoxy floor coating on concrete floors requiring resistance to heavy fork lift traffic, chemicals and abrasion. Jotamastic Surface Tolerant Epoxy Primer Finish is recommended for offshore environments, new construction, marine hulls, topside and superstructures. It can be applied up to 300 microns in a single coat by airless spray, two coats may be required to achieve the recommended DFT by roller.
Carbon Steel: Minimum St 2 (ISO 8501-1)
Galvanised steel: Surface to be clean and dry with a rough dull surface
Aluminium, Stainless: Surface to be clean and dry, abrade with non metallic abrasives or pads
Concrete: Applied a thinned (15% by vol) first coat on porous concrete. Remove all laitance on new concrete, surface to be clean, dry and free from oil and other contaminants.
Painted surfaces: Surface to be clean, dry and undamaged compatible coating, free from oil grease and other contaminants.
|Jotamastic 90 Comp A
|Jotamastic 90 Comp B
Volume Solids (ISO 3223): 80%
VOC Content: 170 g/lt
Flash point (ISO 3679): 35c
Dry Film thickness: 100-300 microns
Wet Film thickness: 125-375 microns
Theoretical coverage: 8-2.7 sq m/lt
Mix Ratio: 3.5:1
Pot Life 23c: 2 hrs
Touch Dry 23c: 4 hrs
Overcoat 23c: 3 hrs
Nozzle tip: 18-31 thou
Pressure at nozzle: 2100psi
Thinner: No. 17
H&S: Observe the precautionary information on the container. Refer to MSDS for full details on health and safety and storage regulations.
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