Product Data Sheet Show all documents
EVERBUILD® Heat Mate® Sealant

EVERBUILD® Heat Mate® Sealant

High performance heat resistant sealant

Heat Mate Sealant is a high modulus permanently flexible high temperature silicone which is temperature resistant up to 275 °C. Ideal for sealing industrial and high performance gaskets, oven doors etc.

  • Excellent temperature resistance: remains flexible from   -40 °C to +275 °C
  • Extremely low dirt pick up. 
  • Orange/red colour – for easy installation identification (black also available).
  • Excellent adhesion to non-porous surfaces.
  • Waterproof seal.          
Shrinkage<5 %Application Temperature+5 °C to +40 °CMinimum Joint Width6 mmMaximum Joint Width      30 mmJoint RatioMaximum depth 50 % of joint width.
Product Data Sheet Show all documents

Usage

  • Multitude of Industrial uses.
  • As a gasket sealant.
  • For joints and assemblies, which must be resistant to high temperatures in ducting, metal chimneys, industrial/domestic ovens, heating appliances.
 

Advantages

  • Excellent temperature resistance: remains flexible from   -40 °C to +275 °C
  • Extremely low dirt pick up. 
  • Orange/red colour – for easy installation identification (black also available).
  • Excellent adhesion to non-porous surfaces.
  • Waterproof seal.          
Shrinkage<5 %Application Temperature+5 °C to +40 °CMinimum Joint Width6 mmMaximum Joint Width      30 mmJoint RatioMaximum depth 50 % of joint width.

Packaging

295 ml Cartridge

Colour

Red, Black

Product Details

Product Information

Shelf Life

24 months from date of manufacture.

Storage Conditions

Store in cool dry conditions between + 5 °C and +25 °C. 

Density

1.03 g/cm3
Technical Information

Shore A Hardness

 ca. 25

Tensile Strength

0.7 MPa (ISO 8339)

Elongation at break

250 % (ISO 8339)

Movement Capability

+ or – 20 %

Service Temperature

-40 °C to +250 °C, +275 °C short term (up to 3 weeks)

Joint Design

Joint design should be as follows:

Minimum width: 6 mm. Movement capacity will be impaired if the depth of the joint is greater than the width. For maximum movement accommodation, it is recommended that:

The  joint depth should be no less than 5 mm.

Joint depth should be 6 mm for joints up to 10 mm wide.

Joints above 10 mm in width should be half the width in depth up to 20 mm and  minimum 10 mm for wider joints.

Application

Application Information

Curing Time

3 mm per 24 hours depending on temperature and humidity

Skin Time

20 minutes @ +23 °C / 50 % r.h.
Consumption

Consumption

7.3 linear metres in 9 x 9 mm fillet joint.
Application steps

SUBSTRATE PREPARATION

All surfaces must be clean, dry and dust free.  All loose or flaking surface coatings, and old sealant and mastic joints should be removed before application. Highly porous substrates such as new plaster should first be primed with a dilution of Everbuild® 501 PVA with water at a ratio of 1:3. Can be applied to slightly damp surfaces.

 

CLEANING OF TOOLS

Uncured sealant: white spirit. Cured sealant: Silicone Eater.

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