how to distinguish PU foam quality -LONZUCHEM PU FOAM

Lonzu chemical company produce pu foam spray one-component hand hold spray straw type. Spray smooth . Gap filling agent PU foam good quality one is foamability expand stable. When press not shrink , and waterproof . A. PU foam for gap filling agent windows, door installation. Foam for construction adhesive , wall panel stick , brick bonding adhesive. rate B1,B2, B3 for the special place need fire rate agents D. waterproof and moisture prevent E. heat or cold prevent. temperature insulating layer building materil . F. Sound insulating layer building materil . Excellent quality project guarantee quality PU FOAM . more click website: