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.
|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
|10°C to 25°C
|Non-drying, skin in 1-3 hours
|0.01 perm cm
|Water vapour diffusion resistance factor
|µ = ca. 23,000
|Flash point (Pensky Martens Closed Cup)
|Flame resistance, dry
|87% of volume
|Mineral oil solvents
Please contact us on 0191 237 0444 to discuss datasheets and the current DoP.