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CHT Primer No3

Silmid P/N: VAR0000218
From £19.89 (excl VAT) £23.87 (Inc VAT)

CHT Primer No. 3 is a specially formulated silicone based primer for use with ACC Addition cure silicone rubbers.

Product Properties


Product Information

This is a specially formulated silicone based primer for use with Addition cure silicone rubbers and ACC 1 and 2 Part Condensation / Moisture curingRTV silicone sealants and rubbers. This primer imparts good adhesion tomost metals, natural and synthetic rubber, polyester and nylon fabrics.

It isrecommended as a primer for use on non-porous surfaces. In some cases,this product has also been found to act as a barrier to substrates thatusually cause inhibition to platinum cure systems.For all new applications, it is recommended that customers carryout small-scale tests to determine the suitability of the primer and the strength of bond produced


  • For use with addition cure silicones
  • Adhesion to metals, rubbers, polyester nylon
  • Suitable for non-porous surfaces
  • Can be used as a barrier to prevent inhibition

Technical Information:

  • Colour - Pale yellow
  • Viscosity - 4
  • Flash Point - 43°C
  • Odour - Solvent
  • Track free time - 20 minutes
  • SG - 0.8 BS ISO 2781

Shipping information

Orders over £100 placed online will now qualify for FREE UK Mainland delivery*

Orders under £100 placed online for UK Mainland delivery is £12.00*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £30.00, orders placed through the office will incur additional charges.** 

International delivery (door to door delivery) is available for selected countries worldwide. Shipping will be automatically calculated based on the weight, location and hazardous nature of the goods. Customers can also choose ex works to arrange their own collection.

Please refer to our delivery page for more information.