Multi-Purpose High Flex Silicone

General Details

Neutral Alcoxy Curing Silicone Sealant

This high quality single component silicone sealant boasts excellent adhesion with almost all building materials. It’s neutral alcoxy curing formula has been specially developed for multi-purpose use and easy application with extra tooling time.

Available in Range of Colours

Hippo High Flex Silicone comes in 5 colour options, including Anthracite and Brick Red. This means that it can be easily colour matched with most common building materials.

This multi purpose product is extremely suitable for expansion joints. Furthermore its ideal for sealing of glazing joints, perimeter joints around window frames, and sealing of building and construction connection joints.


Key Features

  • Compatible with all building materials.
  • Suitable for interior and exterior use.
  • High resistance to high and low temperature.
  • High ageing resistance to UV and outdoor weathering
  • Low odour
  • Very low VOC emissions.




Technical Info
Testing Standard Result
Curing System Cross-linking by air humidity
Components 1
Skin Formation At 23ᴼC & 50% RH 5 minutes
Curing At 23ᴼC & 50% RH 4 mm after 24 h
Density ISO 1183 1,04 g/ml
Processing Temp +5ᴼC to +40ᴼC
Shore A Hardness ISO 868 – 3 seconds 15
Elastic Recovery ISO 7389 >90%
Joint Movement Capacity ISO 11600 25%
Modulus at 100% Elongation ISO 8339 – 100% elongation 0,25 N/mm²
Elongation at Break ISO 8339 320%
Service Temp -50ᴼC to +150ᴼC
UV Resistance Excellent
Paint Compatibility No



Not suitable for applications with permanent water submersion.

Not suitable for use on sanitary applications (not mould resistant)

Not suitable for use on mirrors.

Not suitable for use on natural stone (can cause stains)

This product will not adhere to PE, PP, PTFE (Teflon®) and bituminous substrates. Always test the adhesion on powder-coated materials, plastic and EPDM.

Not suitable for use on polyacrylate and polycarbonate.

Compatible with most edge seals and PVB films of laminated glass. However this does not guarantee compatibility on all glazing systems.

It is the user’s responsibility to determine suitability for use.

Product Variations
Product Code Size Colour Barcode
H18860 400ml ECO-PAC White 5060084188600
H18861 400ml ECO-PAC Black 5060084188617
H18862 400ml ECO-PAC Anthracite 5060084188624
H18863 400ml ECO-PAC Buff 5060084188631
H18864 400ml ECO-PAC Brick Red 5060084188648