- Product Description
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DESCRIPTION
Everbuild Lead Mate Sealant is a low modulus, neutral cure sealant specifically designed to give exceptional adhesion to soft metals such as lead, brass etc. The product is specially formulated as an alternative to mortaring Lead Flashing and Sheet into Brick, Stone and Concrete.
FEATURES AND BENEFITS
- Excellent adhesion to metals - will not stain (cement) or corrode soft metals unlike most conventional sealants
- Low dirt pick up
- Excellent flexibility +/- 25%.
- Excellent low and high (+150°C) temperature resistance.
- Low (<5%) shrinkage during vulcanisation.
- High resistance to plasticizer migration - may be used over water based and solvent based paints.
- Excellent external weathering properties.
- Certified under the harmonized European standard EN15651 for façade interior, exterior and cold climate applications in compliance with the Construction Product Regulation
USES
- As an alternative to mortaring in Lead flashing and sheet into brick, stone and concrete
- Suitable as an expansion joint sealant.
- Weather sealing and joint sealing to pre-formed panels.
- Sealing soft metals such as lead, copper and zinc.
- Parapet and roof weather sealing applications.
APPLICATION INFORMATION
- Ambient Air Temperature - +5°C to + 40°C
- Skin Time - 30 - 45 mins
SUBSTRATE PREPARATION
The surfaces to be must be clean, dry and free from dust, grease and other contaminants. Priming is generally not required, although we always advise testing small areas prior to use.
LIMITATIONS
- Do not use in conjunction with bitumen asphalt, neoprene and certain organic elastomers.
- Do not use on substrates that bleed oil, solvents or plasticisers.