Product description:
Large expansion Pu foam sealant is an one-component,self-expanding,multipurpose polyurethane foam.This foam will expand and cure by moisture in the air.It is used for a wide range of building applications.It is very good for filling and sealing with excellent mounting capacities,high thermal and acoustical indulation.Higher expansion rate than normal Pu foam.
Advabtage:
(1)Can apply around 70 meters(30mm*15mm).
(2)Most cost effective for each window or door.
(3)No shrinkage and craking after cured.
(4)Better adhesion and harder.
Construction guide:
(1)Shake can vigorously for one minute before use.
(2)Clean and pre-moisten surface before use.
(3)Firmly screw can on adapter,and turn the flow adjustment screw anticlockwise.
(4)Fill vertical joints from the bottom up whenhalf filled enough.
(5)Foam begins to cureabout ten minutes,wait for one hour before doing the next step.
(6)Use knife to smooth out cured foam and treat surface with cement paint or silicone.
Usage scenario:
Wide range of applications,including:mounting,sealing,filling and onsulating General purpose one-compoent polyurethane foam suitable for filling,insulating,sealing,mounting,caulking,stopping and soundproffing of large and small holes in cocrete,plaster,brick,floorboards,glass or wood.It is specially recommended for mounting of windows and doorframes,heat insulation of sewerage and central heating,fixing and isolating of wall panels and more ecification.