polyurethan sealant mainly used in construction with good quality and favorable price
Description
PU 521 is one-part room temperature moisture curing polyurethane with high adhesion strength, aging resistant, vibration exhaustion resistant, low temperature resistant and free-corrosive properties.
Where to use
Seal for building wall and cover board, frame joint, window seal (inside & outside), water proof joint (inside & outside), water tank and water drainage structural joint, parapet and road separating joint and general civil project expansion and contraction joint.
Characteristic
Medium curing speed Good adhesion strength
Repairable Good chemical corrosion resistance
Good water proof Paint able
One part no mixing Excellent weather proof, aging resistant property
Abrasion able Excellent noise, vibration and Impaction resistant
Damp resistant No sagging
Anti mildew
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