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Simson ISR 70-05 AP Elastic Adhesive Sealant

Simson ISR 70-05 AP is a high tensile strength SMP adhesive and sealant. It is suitable for elastic joints.

Simson ISR 70-05 AP Elastic Adhesive Sealant

Simson ISR 70-05 AP is a high tensile strength SMP adhesive that is suitable for elastic construction joints.


Simson ISR 70-05 AP is an SMP adhesive that can also be used as a sealant. Bostik Simson ISR 70-05 AP combines the advantages of the properties of structural sealants, including polyurethanes. Additionally, this SMP adhesive has been developed to meet the safety requirements of the maritime sector, complying with IMO resolution A.687.

Features Simson ISR 70-05 AP

Below these lines we present the main characteristics of the product:

  • Colour: black, grey and white
  • Material: Silyl Modified Polymer (SMP)
  • Specific Gravity: Approx. 1.5
  • Curing Method: Moisture
  • Skin formation time: approx. 15 minutes (20C/50% RH)
  • Open time: Up to 15 min. (20C/50%RH)
  • Tensile strength at break: approx. 2.9MPa (DIN 53504/ISO37)
  • Elongation at break: approx. 250% (DIN 53504/ISO37)
  • Isocyanate percentage: 0%
  • Shore A hardness: approx. 60 (DIN 53505)


Bostik Simson ISR 70-05 AP combines the benefits of the desired properties of structural sealants, including polyurethanes. This Bostik product has the following advantages:

  • It is not dependent on the primed system to provide a crosslinking covalent bond.
  • Adheres well to glass without a black glass primer and a UV resistant primer is not needed when the glass adhesive interface is adequately UV protected by a ceramic coating.
  • It is free of solvents, isocyanates and PVC.
  • It has very good resistance to UV rays and ageing properties.
  • In general, it exhibits good adhesion on various substrates without the use of a primer.
  • It is a neutral, odourless and fast curing product.
  • Paint compatible with most industrial paints.
  • It can be painted after the formation of the skin (wet on wet), without influencing the speed of curing.

Simson ISR 70-05 AP Applications

These are its main applications:

  • general industrial
  • automotive
  • Transport
  • maritime sector

In addition, it is approved for joining deck materials to steel or aluminium and is certified to the International Maritime Organization (IMO) standards, resolution A.687 and is approved to join deck materials to steel or aluminium.

Simson ISR 70-05 AP can also be used for efficient windshield bonding in the automotive aftermarket, as well as in OEM construction, buses, coaches and trains. It is suitable for bonding windshields of the following materials:

  • Steel
  • Metal
  • Polyester
  • Aluminium


The product should be stored in a cool, dry place, away from sunlight. Storage areas must be well ventilated and comply with relevant regulations. It must be stored between 5° and 20°C to achieve its maximum shelf life. This is up to 12 months in sausages and 18 months in cartridges when stored correctly, in its original closed container, complying with the aforementioned conditions.

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