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Cromar AlphaChem Polyurethane FC40 | High Strength Sealant & Adhesive
Cromar AlphaChem Polyurethane FC40 | High Strength Sealant & Adhesive

Cromar AlphaChem Polyurethane 25

CRO5877

Cromar AlphaChem Polyurethane 25 is a single component, fast curing, polyurethane based elastomeric sealant used for joints where a highly elastic strong bond is required, with excellent chemical, mechanical and weather resistance.

  • Specially developed for bonding various building materials & sealing of expansion joints
  • Overpaintable with water based paints (solvent based paints always test for compatibility)
  • Low modulus, high strength sealant and adhesive

Colour
Size
£90.67(incl. VAT)
£75.56(ex. VAT)
Quantity
Please choose your colour
Available for Delivery (See Delivery Options Below)

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Description

Cromar AlphaChem Polyurethane 25 is a single component, fast curing, polyurethane based elastomeric sealant used for joints where a highly elastic strong bond is required, with excellent weathering properties. As a sealant it adheres, without a primer, to substrates such as wood, concrete, stone, anodized aluminium, polyester, glass, ceramics, baked clay. Overpaintable with water based paints (solvent based paints always test to ascertain compatibility).



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Features & Benefits


  • Fast curing
  • Highly elastic strong bond
  • Good resistance to weathering
  • Good adhesion without primer to most building materials (see priming)
  • Shore A Hardness: 25
  • Overpaintable with water based paints. For solvent based tesing for compatibility is recommended
  • CE Marked to EN 15651-1 F -EXT-INT CC

Ideal For:

  • All sealing and bonding applications in the building and construction industry
  • Sealing expansion joints in concrete floors



Priming


  • Adheres without primer on most commonly used substrates such as wood, anodized aluminium, polyester, glass, concrete, baked clay, stone and ceramic tiles
  • For difficult materials such as plastics (PVC, ABS, PMMA) or materials such as raw aluminium or lacquered metal perform preliminary tests to determine whether surface preparation is necessary.



Limitations


  • Do not apply at a temperature below 5°C
  • For difficult materials, including plastics such as PVC, ABS, PMMA, or materials such as raw aluminium or lacquered metal, it is recommended that you perform preliminary tests to determine whether a surface preparation is necessary
  • Avoid any contact with non-cured MS, hybrid PU or silicone sealants as well as with alcohols or ammonia during curing
  • We recommend on solvent based paints that tests are carried out before hand to ascertain compatibility before overpainting
  • It is the user’s responsibility to ensure suitability for use
  • Read the label prior to use it contains essential health and safety information



Product Details
5877-993433

Data sheet

For Use By
Professional Use
Application Method
AlphaChem professional heavy duty sealant gun
Single, Two or Three Pack
Single
Product Certifications
CE Marked to EN15651 F-EXT-INT-CC and EN15651-4 PW-EXT-INT-CC
Pack Size
300ml cartridges, 600ml foils
Recommended Thinner/Cleaner
Cromar AlphaChem Grafters Wipes
Max. Application Temperature
35°C
Min. Application Temperature
5°C
Density
(at 20°C) Black 1.15 ± 0.02, Other Colours: 1.16 ± 0.02
Heat Resistance (up-to)
80°C (on cured sealant)
Shelf Life (from date of manufacture)
12 months
Elongation at break
(ISO 8339) 400%
Elongation at break
(ISO 37) 600%
Base Type
Polyurethane
Suitable For Use On
Wood
Suitable For Use On
Glass
Suitable For Use On
Concrete Floors
Suitable For Use On
Ceramics
Suitable For Use On
Anodised Aluminium
Suitable For Use On
Polyester
Suitable For Use On
Clay
Suitable For Use On
Concrete
Suitable For Use On
Stone
Application Method
Sealant Gun
Product Usage Type
Sealer
Product Range
Alphachem
Colour Family
Grey
Colour Family
White
Attachments
Download


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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IMPORTANT SHIPPING & DELIVERY INFORMATION

Cromar AlphaChem Polyurethane 25 is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.

Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.

Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.

All delivery costs below are excluding VAT