MEZ-MASTIC 400 is a high heat-resistant sealant without silicone. It can remain elastic up to 120°C and harden elastically up to 400°C. It has very good adhesive strength and resistance to hot oils, coolants, and chemicals. The single component paste has a temperature resistance up to 400°C and can be used for sealing in air ducts, metal constructions, engines, turbines, and furnace construction.

1. 10.3 SEALING COMPOUNDS
10.3
SEALING, GLUEING, PAINTING
10.3.3 MEZ - MASTIC 400
Sealant with higher resistance against heat and
chemicals
- Without silicone
- Till +120°C elastic and till +400°C hard elastic
- Very good adhesive strength
- Resistant against hot oils and coolants
Art.-Nr. Colour Conatiner Content VPE Weight
units kg/unit
579 grey cartridge 310 ml 12 0,500
Application range: Technical specifications:
- For all applications involving high thermal activity Base: Single component material
- For sealing in air ducts and metal constructions Colour: Grey
- For heavy duty engines and turbines, Temperature-resistance: Till + 400°C
drying plants and furnace construction Viscosity: 6500 - 7500 m Pa.S,
paste-like
Specific weight: 1.38 g/cm2 / +20°C
Product features: Flashpoint: < 21°C
Product is ready for use with a spattle and offers
very good adhesive strength. After the solvent has
evaporated the sealant can remain elastic till a maxi-
mum temperature of +120°C. For higher temperatures
till max. +400°C a steady hardening of the material
ensues
Resistant against:
- Ammonia vapours - Mineral oil till +120°C
- Petrol - Perchloroethylene
- Butyl alcohol - Saline solutions
- Ethanol - Turpentine oil
- Glycerine - Fuel mixture
- Glycol - Water
- Heating oil - Suds
- Hot oils and fats - Xylol (Xylene) pure
Workmanship:
- MEZ-MASTIC 400 is ready for use product. With the assistance
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of a brush, spattle or spreader one can start caulking immediately