TOA 302 Acrylic Sealant is applied to fix big crack. It is highly flexible, fast-drying, easy to decorate, and does not mix up with top coat color.
TOA 302 Acrylic Sealant is formulated with special acrylic polymer. It is highly flexible, adhesive with many substances, weather resistant, UV light resistant, and friendly to users. It can be used both exterior and interior application. Top coat can be applied without a need of primer.
Type of Finishing
White
Can Size
1/4, 1GL
One Part Polyurethane Sealant
No stain from oil/solvent on top coat color
Compatible with many substances, such as, cement, wood, and precast
No flowing back
Easy to apply
Top coat can be applied without a need of primer
UV light & Weather resistance
Application
Precast and wall joints
Expansion joint and floor joint
Frame, window, aluminium
Fiber cement joint
Crack or tear on building
FEATURES TOA 302 Acrylic Sealant is flexible sealant for filling large cracks 2 to 10 mm. It is an acrylic for filling cracks that have movement such as door and window frames, repairing cracks in plastered wall, able to bond well with the surfaces that are made of cement, concrete, tiles and wood.
APPLICATION SYSTEM Surface Preparation
Substrate must be sound, free of loose or weak particles, dust and dirt. Oil and wax containing layers, as well as laitance must be completely removed.
Application
Make cracks into V shape and clean the dust off.
In case of old substrate, enhance good adhesion by applying old concrete primer 1 time then leave to dry for 2 - 3 hrs.
Apply TOA 302 Acrylic sealant in the cracks in the convex shape not thicker than 3 mm. and leave to dry approx. 8 hrs. ( add a few drops of a detergent into clean water to make a smooth sealant.
Sand with sandpaper and remove dust before paint.
Recommendation
TOA 302 Acrylic Sealant must be closed tightly after using.
Drying time depends on the size of the crack.
If large deep cracks, recommend to use backing rod fill to the cracks before applying TOA 302 Acrylic Sealant.