Technical Data:

Base Silicone Structural – Carbon Black
Consistency Paste
Curing System Moisture Cure
Skin Forming 30 minutes (23C & 50%R.H)
Tack Free Time 3 hours (23C & 50%R.H)
Skin Formation 40 minutes (23C & 50%R.H)
Curing Rate 4mm/24 Hrs
Density 1.34 g/cm3
Shrink 3%
Elongation 300%
Hardness (Shore A) 40±5
Tensile Strength >1.0 Mpa (ISO8339)
Shear Strength > 1.0 Mpa
Movement Capability 25%
(*) Values may vary depending on environmental conditions

Fix8 Black is a high quality architectural grade single component high modulus structural silicone sealant, neutral cure, that exhibits excellent physical properties. Suitable for typical sealing and structural bonding in glazing applications with metal, aluminium, Corian® most plastics and fibreglass substrates. Fix8 Black displays excellent weatherability and UV resistance curing to a high performance flexible rubber sealant in weatherproofing and structural applications. Fix8 Black is suitable for glass curtain wall construction.


  • Primerless adhesion on most substrates (except Teflon, PE and PP)
  • Excellent UV resistance
  • Very good gap filling capabilities
  • Neutral cure
  • Excellent stability
  • Superior weather resistance up to 20 years
  • Permanently elastic
  • Colour Fast
  • Suitable for marine exposure

Installation of glass windows Sealing of all openings in roof constructions Sealing and bonding within the Automotive industry
Mounting and sealing of window frames Bonding and sealing of coachwork within the transportation industry

Colour – Black
Packaging – 300mL Cartridge

Shelf life:
12 months from date of production; In unopened packaging stored in a cool and dry place at temperatures between +5°C and 23°C.

State of surface: To be made clean, dry, free of dust and grease.
Priming: For porous substrates Fixseal 1060 may be applied. Polypropylene; Primer PR20. Nonporous substrates may be cleaned with Methylated Spirits or alcohol cleaner
We Recommend Compatibility Tests

Method: Manual or pneumatic caulking gun
Application temperature: +4°C to 32°C
Tooling: Mild diluted soapy solution before skin formation

Joint Dimensions:
Minimal Width: 5mm
Minimum Width 30mm
Minimum Depth: 5mm
Recommendation: Width of Joint = 2 x depth

Health and Safety Recommendation:
Apply the usual industrial hygiene. Wear gloves. Safety Glasses. Volitile compound released during curing, ensure adequate ventilation

• Fix8 Black can not be overpainted
• Fix8 Black is chemically neutral (pH=7)
• Fix8 Black can be applied to a wide variety of substrates. Due to the fact that the specific properties of substrates will differ from manufacturer to manufacturer we strongly recommend compatibility tests.
• Not suitable for mirrors

Note: The contents contained in this documentation are the result of our experiments and our experienceand have been submitted in good faith. Because of the diversity of the materials and substrates and the real number of possible applications which are out of our control we cannot accept any responsibility for the results obtained. In every case it is recommended to carry out preliminary experiments and compatibility tests.
Fixtech Pty Ltd. PO Box 568, Southport, Qld 4215. Tel: +61 (0)7 5530 1099. Fax: +61 (0)7 5530 1322
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