Pittseal 444 (Sealer)
Pittseal 444 is a single component, non-hardening butyl based sealer that does not dry but forms a soft skin after 1-3 hours. Pittseal 444 sealant can be used:- to seal joints between Foamglas slabs or pipe coverings- to seal protrusions and metal jacket laps- to seal wall/ceiling, wall/floor and wall/wall junctions- as a sliding layer in expansion/contraction joints- as bedding compound behind Foamglas insulation on piping and machineryPittseal 444 adheres to Foamglas cellular glass and many other surfaces such as steel, concrete, wood, etc.
|Type||Butyl based sealant|
|Service temperature range||-50°C to +80°CIt has been successfully tested at cryogenic temperatures at which it still gives an acceptable elasticity|
|Application temperature||10°C to 25°C|
|Drying time||Non-drying, skin in 1-3 hours|
|Permeability||0.01 perm cm|
|Water vapour diffusion resistance factor||µ = ca. 23,000|
|Flash point (Pensky Martens Closed Cup)||+40°C|
|Flame resistance, dry||Combustible|
|Solids||87% of volume|
|Solvents||Mineral oil solvents|
Please contact us on 0191 237 0444 to discuss datasheets and the current DoP.