Polysulfide sealant polyurethane sealant brief description of the

Sealants are used to fill the gaps ( holes, joints, seams , etc. ) of the material , both bonding and sealing two functions . Polyurethane sealant with silicone sealant,printed cable ties polysulfide sealant sealant composition of the current high-end of the three varieties.
Polyurethane sealant widely used in civil construction, transportation and other industries :
The application of the building - doors and windows , such as glass filled seal ;
In the civil aspects of the application - highways, bridges , runways , etc. caulking seal ;
In automotive applications - window ( mainly windscreen) seal assembly .
Polyurethane sealant has many excellent features ,
Including :
( A ) Performance adjustable range, strong adaptability
( 2 ) good wear resistance ;
( 3 ) mechanical strength ;
( 4 ) good adhesion properties ;
( 5 ) good elasticity , excellent resilience , can be used for dynamic joints ;
( 6 ) good low temperature flexibility ;
( 7 ) good weather resistance, strap seals long service life of 15 to 20 years ;
( 8 ) oil resistance ;
( 9 ) resistance to biological aging ;
( 10 ) affordable.