Arbosil 1071
Verified by manufacturer 3 months ago
A one part, low modulus fire resistant silicone sealant.
Application
Suitable for perimeter sealing of fire doors and screens, high movement fire-resistant joints, and fire retardant glazing in conjunction with Arboseal Intumescent Tape.
Description
A one-part, low modulus, fire-resisting silicone sealant, which cures on exposure to moisture vapour to form a very elastic silicone rubber.
Features and benefits:
- It has good adhesion to concrete, metals, and many other common building substrates.
- It is not recommended for trafficked floor joints, overpainting, or use against natural stone.
- Very good UV resistance.
- Anticipated service life in excess of 25 years.
- Tested to BS 476 Part 22
General information
Color | White Other Manufacturer guidanceSpecial colours made to order. Consult manufacturer and insert requirements. |
Material | Silicone Rubber |
Shape | Formless |
Uniclass | |
CAWS | L20/820 Sealant joints P12/390 Sealant P12/47 Sealant |
Product range |
Specification data - Silicone construction joint sealants
Standard | To BS EN ISO 11600; German DIN 18540 Class E; German DIN 4102 B1, Part 1 and US Federal TT-S-00 1543A Class A. |
Colour | White.Manufacturer guidanceSpecial colours made to order. Consult manufacturer and insert requirements. |
Fire performance | |
Fire resistance | Fire integrity in excess of 4 hours.Manufacturer guidanceSee Warrington Fire Research Centre Warres Report No. 122635. |
Accessories | None. Arbo Primer 2172. Arbo Primer 2402. Arbo Primer 2650. Arbo Cleaner No.17. Guidance for specification option: Xylene based; not suitable for use with plastics or delicate finishes. |
Application temperature | +5 to +50°C. |
Service temperature | -40 to +100°C. |
Hardness (shore A) | 20. |
Working time | Skinning time at 20°C and 65% relative humidity: 30 minutes. |
Cure time | 2 mm per 24 hours at 20°C and 65% relative humidity. |
Chemical resistance | Resistant to most dilute acids and alkalis; organic solvents may cause the sealant to swell and lose adhesion, but do not directly dissolve the sealant. |
UV resistance | Very good. |
Anticipated service life | 25 years+. |
Compression strength | Butt joints (movement in tension and compression): 50%. |
ShearStrength | Lap joints (movement in shear): 100%. |
Joint width | 6 mm (minimum single application); 25 mm (maximum single application). Guidance for specification option: Joint depth:
Manufacturer guidanceFor multiple applications, contact Adshead Ratcliffe Technical Services. |
Literature
Technical Data-Sheet