Intek are the UK's leading independent distributors of high temperature, chemical resistant RTV silicone sealants and adhesives.

Contact us for friendly sales & technical advice from a family run company for over 25 years.


Threadlocking Adhesives

Food Grade Sealant

Engineering Adhesives

Electronics Assembly

Unit 20,

Atley Business Park,



NE23 1WP

Tel: 01670 734400

International: +44 1670 734400


Technical Support:

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Bison Crystal Clear Sealant is a specialist sealant based on a unique polymer formulation making it almost optically clear when sealing glass. Especially suited for bonding and sealing metal and glass it also gives excellent adhesion to most rigid materials such as polycarbonate, stone, concrete, plasterwork, many plastics, wood, and ceramic.

Typical applications include:

• Sealing in between glass and metal

• Bonding and sealing glazing and roof lights

• High strength adhesive for aluminium structures

• Water proof bonding of panels and name plates

• Cosmetic finish where a coloured sealant would be seen


• Crystal clear

• Very high final strength

• Permanently elastic

• For interior and exterior use

• Paintable (test first)

• Water resistant and weatherproof

Uncured Properties

Cured Properties


Crystal clear

Specific Gravity:



Non-drip paste

Hardness Shore A:


Cure Time:

24 hours per 3mm

Tensile Strength:

23 kgf/cm2 ( 2.3 Mpa )

Tack Free:

30 minutes

Temperature Range:

-40 to + 100 C

Shelf Life:

12 months in dry conditions @ 20C

Mail: enquiry - AG 300

01670 734400