Product Data Sheet Safety Data Sheet Show all documents
Sikasil® General Purpose

Sikasil® General Purpose

Alcoxy Silicone Sealant

Sikasil® General Purpose is a one-component neutral curing silicone sealant suitable for indoor and outdoor applications. It is used as a joint sealant between a variety of substrates.

  • Highest quality, non-sag
  • Excellent adhesion to a wide range of substrates
  • Highly elastic +/-25%
  • Excellent UV resistance
  • Non-corrosive
  • Fast curing
  • Low odour
Where to buy
Product Data Sheet Safety Data Sheet Show all documents

Usage

Sikasil® General Purpose has excellent UV and ageing properties, and is used for all common sealing jobs, both inside and outside, including:
  • Roofing and flashings
  • Around windows
  • Control joints
  • Around vents and openings
  • Sealing cavities
  • Bathrooms and kitchens
Sikasil® General Purpose is highly flexible and has good adhesion to a wide variety of common building surfaces including:
  • Anodised and powder coated aluminium
  • Concrete, bricks and terracotta
  • Painted surfaces
  • Glazed concrete and clay roofing tiles
  • Ceramic tiles
  • Sheet metal and flashings
  • Precoated metal roofing
  • Copper, brass, galvanised metal
  • Glass
  • Porcelain whiteware and fittings
  • Mill finish aluminium
  • Rigid PVC, acrylics, polycarbonates
  • Wood
 

Advantages

  • Highest quality, non-sag
  • Excellent adhesion to a wide range of substrates
  • Highly elastic +/-25%
  • Excellent UV resistance
  • Non-corrosive
  • Fast curing
  • Low odour

Packaging

300ml cartridges,12 cartridges per box

Colour

Translucent only

Product Details

Sustainability / Certifications / Approvals

APPROVALS / STANDARDS

Complies with ISO 11600 – Type F – Class 25LM and ISO 11600 – Type G – Class 25 LM. Suitable for use under Building Code Acceptable Solution E2/AS1 – External Moisture

 
Product Information

Chemical Base

Alcoxy

Shelf Life

18 months from date of production when stored according to conditions stated below.

Storage Conditions

Store in cool, dry conditions in original unopened containers.

Density

Translucent: 1.02 g/cm³ (at 20°C)

(DIN 51757)
Technical Information

Shore A Hardness

~ 22

(ISO 868)

Tensile Strength

~ 0.70 N/mm²

(ISO 8339)

Movement Capability

25%

(ISO 11600)

Tear Strength

4.6 N/mm

(ISO 34 Method C)

Joint Design

The sealant joint width should be designed to accommodate the movement capability of the sealant. In general, minimum joint width should be 6 mm. For joints between 6 – 12 mm wide, a seal depth of 6mm is recommended. For joints greater than 12mm wide, a width to depth ratio of 2 : 1 is recommended.

Application

Application Information

Ambient Air Temperature

Application temperature: + 5°C to + 40°C.

Curing Rate

1 day: 2 mm (23° C, 50% R.H.)

Skin Time

~ 25 minutes (23°C, 50% R.H.)
Application steps

SUBSTRATE PREPARATION

Surfaces must be clean, dry and free from loose particles, grease and dirt. Degrease surface with Sika Thinner C if necessary. Allow the surface to dry (i.e. the solvent to fully evaporate) before proceeding.

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