Silfix® U9
Silfix® U9 Silicone Sealant
M Barnwell Services supply a range of Silfix® Silicone Sealants, designed for the professional user. Silfix® U9 is widely regarded as one of the best low modulus silicone sealants available. Conforming fully to the requirements of BS 5889 Type A and ISO 11600 classification G-25-LM, and offers outstanding performance across a wide variety of glazing, industrial and construction applications.
Key Features:
- Excellent adhesion to a wide variety of surfaces including PVC-U, coated metals, brickwork, stone, polycarbonate, coated timber and glass
- High movement accommodation
- Superior performance across a wide range of temperatures
- Compatible with all major European edge sealants for double glazed units
- Premium quality low modulus neutral cure silicone which cures to form a flexible rubber
- Suitable for use with laminated glass
Uses Of Silfix® U9:
- For sealing joints between GRP panels and roof sheets, trims and flashing in roofing and cladding, PVC-U, aluminium, steel, timber frame and door surrounds, and wall tiling
- Many forms of expansion/construction joints in buildings
- Sealing joints in general industrial applications such as those found in heating & ventilation, sectional buildings, caravans etc
- For capping and bedding of glass and insulating glass units in bead glazing systems
- For sealing glazing plastics such as polycarbonate
Silfix® U9 Silicon Sealant can be used in a variety of industries including; Automotive, Bus, Truck & Trailer, Nuclear and Manufacturing
Sealant Properties:
Application temperature range: +5°C to +40°C
Curing rate: Cures at a rate of 2-3 mm in 24 hours at 23°C @ 60% RH. Lower temperatures and drier conditions will result in a slower rate of cure
Shelf life: 12 months
Skinning time: Skin forms after approximately 30 minutes at 20°C @ 60% RH
Working time: Approximately 15 to 20 minutes depending on conditions
Performance:
Adhesion: Excellent unprimed adhesion to glass or glazed surfaces, coated metals, brick, natural stone, PVC-U, polycarbonate and coated timber
Base technology: Silicone polymer
Chemical resistance: Excellent to dilute acids and alkalis
Curing system: Neutral cure (liberates methanol)
Hardness (Shore A 25°C): 18-22
ISO 11600 classification: G -25-LM
Mould resistance: Does not contain a fungicide
Movement accommodation: ± 25%
Paintability: Not recommended
Service life (predicted): 20+ years
Service temperature range: -50°C to +100°C
Shrinkage: < 5%
Specific gravity, approx: 1.01g/cm3 , 1.5g/cm3 (C)
Slump: Nil
Staining: Nil on most surfaces
Tensile modulus (100% elongation): < 5%
Tack free Time: 35 minutes (23°C 50% RH)
You Are In Safe Hands
As a trusted supply partner to some of the world’s largest OEM manufacturing companies, M Barnwell Services are committed to providing quality products, whilst offering a first class, if not world class service.
With over £4 million sealing inventory and five strategically located branches throughout the UK, we are well placed to service your requirements and hope to exceed your expectations.
If you would like more information about our range visit the Silfix® Silicone Sealants page, contact a member of the team.