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Application

Suitable for sanitary applications.

Description

One part, high modulus, acetoxy cure silicone sealant which cures rapidly, on exposure to moisture vapour, to form a resilient elastic silicone rubber.


Features and benefits:

  • Can be used for sealing aluminium sheets and components.
  • Contains a fungicide to help reduce mould growth.
  • Not recommended for overpainting, or use against metal surfaces or natural stone.
  • Very good UV resistance.
  • Anticipated service life of over 25 years.
  • Health and safety: Avoid prolonged skin contact.

General information

Color

Black

Brown

Silver

White

Other

Material

Silicone

Rubber

Shape

Formless

Uniclass

Pr_30_31_76_77 Silicone construction joint sealantsPrimary

CAWS

H20/150 Sheet cladding (attached to metal support systems)

H20/155 Sheet cladding (attached to timber battens)

H32/120 Plastics

P12/390 Sealant

P12/47 Sealant

Product range

Sealants and Facades
Silicone Sealants / General purpose

Specification data - Silicone construction joint sealants

Standard

To BS EN ISO 11600.

Material

Acetoxy cure.

Class

F-20LM.

Colour

Aluminium.

Black.

Brown.

White.

Translucent.

Accessories

None.

Arbo primer 2650.

Arbo primer 2402.

Arbo primer 2172.

Arbo Cleaner No.17.

Guidance for specification option:

Xylene based; not suitable for use with plastics or delicate finishes.

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Hardness (shore A)

20.

Application temperature

+5 to +50°C.

Service temperature

-50 to +150°C.

Working time

Skinning time at 20°C and 65% relative humidity: 10 minutes.

Curing time

2 mm per 24 hours at 20°C and 65% relative humidity.

Chemical resistance

Resistant to most alkalis and dilute acids.

Guidance for specification option:

Organic solvents may cause the sealant to swell and lose adhesion, but do not directly dissolve the sealant.

UV resistance

Very good.

ExpectedServiceLife

25+ years.

Compression strength

Butt joints (movement in tension and compression): 25%.

Guidance for specification option:

Movement not to exceed ± 20% in any one direction.

ShearStrength

Lap joints (movement in shear): 50%.

Guidance for specification option:

Movement not to exceed ± 40% in any one direction.

Joint width

6 mm (minimum); 25 mm (maximum); 35 mm (multiple applications).

Guidance for specification option:

Joint depth:

  • Porous substrates: 10 mm.
  • Non-porous substrates: 6 mm.

Jointing

Width: depth ratio (within the above minimum/ maximum restrictions):
butt joints: 2:1; lap or floor joints: 1:1.

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