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Price Range:£60.00 - £199.98
Price £60.00
In stock
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Jotun Jotamastic 87 Winter Grade-1

The performance 2K epoxy mastic for repair and maintenance in cold conditions.

Jotamastic 87 Winter Grade is a two-pack, high solids, high build, anticorrosive, surface-tolerant, epoxy mastic coating with abrasion resistance qualities for repair and maintenance. It is ideal for use on steel where blast cleaning may not be possible, surfaces that are still moist and as a solution for less severe environments. Comes with an Activator designed for spraying in low temperatures.

Area of Use

Jotamastic 87 Winter Grade is specially designed to aid application in lower temperatures and provide significantly faster dry and cure times. Product is suitable for exterior metal surfaces and is ideal for a wide range of industrial structures:

Marine: Outside hull, exterior and interior areas, including water ballast tanks (approved for PSPC for water ballast tanks according to IMO Res. MSC 82/W)

Protective: Recommended for offshore environments, including splash zones, refineries, power plants, bridges, buildings, mining equipment and general structural steel

Substrate suitability: Carbon steel, galvanized steel, stainless steel, aluminium, concrete and a range of aged coating surfaces

Perfect for use in atmospheric and immersed environments - can be applied at sub zero temperatures. Excellent protection against salt and fresh water. Chalking can occur if finish is exposed to sunlight. 


Approvals

  • This product is part of the Network Rail/Railtrack RT98 System M21
  • Certificate numbers XM92/M21 and XM92/M21-147
  • Low Flame Spread in accordance with EU Directive for Marine Equipment. Approved in accordance with parts 5 and 2 of Annex 1 of IMO 2010 FTP Code, or Parts 5 and 2 of Annex 1 of IMO FTPC when in compliance with IMO 2010 FTP Code Ch. 8
  • Certified for London Underground use under No. 538 - Surface Tolerant Paint System: Jotamastic 87 Aluminium and Hardtop XP

Technical Information

Type

Polyamine cured epoxy mastic coating

Coverage Approximately 3 - 5.5m2 per litre
Sheen Semi-Gloss
Stock Colours Small colour range
Tintable No
VOC 236.0g/litre
Volume Solids 82%
Application Airless Spray, Brush or Roller
Drying Time Touch dry in 18 hours, Dry to recoat 24 hours, Fully cured in 7 days @ 10°C
Mix Ratio 6:1 with Jotamastic 87 WG Comp B
Wet Film Thickness (WFT)

200 - 340 μm

Dry Film Thickness (DFT)

150 - 250 μm

Cleaner/Thinner Clean directly after using Jotun Thinner No. 17
Storage 36 months if can kept dry and firmly shut, away from direct sunlight

Documents


Safety 

We take health and safety seriously here at AllFinishes and recommend you use the correct protection for the job. Disregarding safety equipment can be damaging and result in long term health conditions. Please check out our Moldex range for high quality respirators and hearing protection.


Preparation

To secure lasting adhesion to the subsequent product all surfaces shall be clean, dry and free from any contamination.

Substrate                              Minimum                                    Recommended                         
Coated surfaces Clean, dry and undamaged compatible
coating (ISO 12944-5 6.1)
Clean, dry and undamaged compatible
coating (ISO 12944-5 6.1)
Carbon steel St 2 (ISO 8501-1) St 2 (ISO 8501-1)
Shop Primed Steel Clean, dry and undamaged shop
primer (ISO 12944-5 6.1)
Sa 2 (ISO 8501-1)

Application

It is strongly advised to apply Jotamastic 87 Winter Grade with an airless spray, using only brush and roller application for small areas (or stripe coatings). Roller application is not recommended for a first primer coat - see the application guide for further information. If applied at the correct film thickness to proeprly prepared steel, it is able to prevent corrosion for up to 15 years. 

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