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Silfix® LM

Verified by manufacturer over a year ago

Hodgson Sealants

Premium alkoxy, neutral cure silicone sealant, for perimeter sealing of windows and doors.

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Application

Suitable for:

  • Good adhesion to a wide variety of surfaces including un-plasticized polyvinyl chloride (PVC-U), coated timber, brickwork, concrete, glass-reinforced plastic (GRP), stainless/ galvanised steel, aluminium and lead.
  • Sealing penetration joints, gutters, fascias, trims and flashings in domestic and metal-clad buildings.
  • Perimeter pointing and sealing around timber, metal and PVC-U windows and doors.
  • General applications around the building envelope for internal and external use.

Description

A single part, neutral cure, silicone sealant which offers good all-round performance and durability in most construction joints.


Features and benefits:

  • Good tooling and application characteristics.
  • Cures to form a durable weatherproof seal flexible at low and high temperatures.
  • Non-oxime based cure.
  • Conforms to EN 15651-1: F-EXT-INT-CC, EN 15651-2: G-CC, Tested by BSRIA and shown to be effective in meeting the requirements for DW144 Class C High-Pressure Ductwork up to 1500 Pa (Report No. 58936/2).
  • Base technology: Silicone polymer.
  • Curing system: Neutral cure - Alkoxy.
  • No slump.

General information

Color

Black

Brown

Grey

White

Other

Guidance for specification option:

  • Anthracite (RAL 7016).
  • Translucent.
  • Teak/ rosewood.
  • Toffee/ caramel.

Material

Silicone

Uniclass

Pr_30_31_76_78 Silicone glazing compounds and sealantsPrimary

CAWS

G20/950 Fascias/ barges/ soffits

G20/99 Fascias/ barges/ soffits

L10/810 Sealant joints

L20/80 Sealant joints

L20/820 Sealant joints

N10/460 Sealant

N10/760 Sealant bedding and pointing

N10/80 Sealant

R10/11 Aluminium gutters

R10/360 Sealant for gutters

Product range

SILFIX Range (Silicone Sealants)

Specification data - Silicone glazing compounds and sealants

Standard

To EN 15651-1 and EN 15651-2.

Third party certification

BSRIA.

Material

Neutral cure.

Class

F-EXT-INT-CC to EN 15651-1 and G-CC to EN 15651-2.

Colour

Anthracite (RAL 7016).

Black.

Brown.

Grey.

Translucent.

White.

Teak/ Rosewood.

Toffee/ Caramel.

Adhesion

Excellent.

Movement

±25% (accommodation).

Chemical resistance

Good to dilute acids and alkalis.

Hardness (shore A)

24.

Cure speed

2 mm per 24 hours (+23°C/ 55% RH).

TensileStrength

~1.5 N/mm².

UV resistance

Excellent.

Shrinkage

<5%.

Specific gravity

1.01 g/cm³ (Transparent, White); 1.5 g/cm³ (Colours) approximately.

Elongation at break

550%.

Application temperature range

+5 to +40°C.

Service temperature range

-40 to +150°C.

Literature

Silfix® LM

Silfix® LM

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