Polyurethane Sealant for Automotive Glass LW-S12

Product Details

Polyurethane Sealant For Automotive Glass LW-S12

Product Features:

1. One-component polyurethane sealant for windshield;

2. High strength, high initial bonding strength;

3. Low VOC, environmental friendly.

Technical Data:



homogeneous paste

Tack free time       


Curing speed        


Non-volatile matter content


Shore A-hardness    


Tensile-shear strength


Tensile strength       


Elongation at break     


Tear strength       





        odour level and VOC limits; according to the customer’s 


Shelf life


rigid packaging:12 months

sausage & plastic drum:9 months

① Standard conditions: temperature 23℃±2℃, relative humidity 50%±5%RH


Polyurethane Sealant for Automotive Glass LW-S12 Suitable for vehicle windshield adhesive which with high environmental protection requirements, coverings adhesive and other parts of the high strength adhesive, etc. Applied substance such as glass, stalinite, iron and steel, aluminum alloy (including painted alloy).

Construction Guide:

1.Surface cleaning:

Bonding surface should be clean, dry, no grease and dust. If the surface is easy to rust, which should be in advance cleaned away by metallic brush. If necessary, should use acetone and other organic solvents to clean.

2. Construction:

Barrel packaging: openthe cover, pierce the membrane at the nozzle,screw on the nozzle,place the barrel in an applicator glue gun and squeeze the trigger;

Sausage packaging: a barrel gun is required, clip the end of the sausage and place in barrel gun. Screw end cap and nozzle on to barrel gun;

Big barrel packaging:according to the extrusion and coating equipment and pump;

According to construction requirements, cut nozzle into appropriate shapes, after the glue adhesive, frictioning, screeding and other truing work should be finished in tack free time.

 Packaging Information:

   Rigid tubes packaging


   Sausage packaging


    Plastic drum packaging




1. Ambient temperature under 10 ℃ or the output speed can not meet the technical requirements, the pens packaging is advised to oven bake for 1h-3h in 40 ℃ ~ 60 ℃.

2. In order to ensure the sealing blazonry, recommended before gluing stick protective tape.

3. Spray paint after drying, compatibility test should be done before painting.

4. The best construction environment: temperature 15 ℃ ~ 30 ℃, relative humidity 40% ~ 65% RH.

5. To ensure a good adhesive sealing effect and the compatibility of products and base material, should test with the actual experiment base material in the corresponding environment.

6. Keep away from children.

7. Avoid contacting with eyes and skin.Of contact with the skin,in case of eyes and skin contact, wash immediately and thoroughly with soap and water. Seek medical advice urgently if it is serious.

Storage & Transportation:

Transportation: moisture-proof, anti rain, sunscreen, anti high temperature, away from heat source, handle with care, squeezing and collision are not allowed.

Storage: sealed and stored in low temperature and dry place, advise storage in 5-25℃, humidity ≤50%RH.

Polyurethane Sealant for Automotive Glass LW-S12 is suitable for vehicle windshield adhesive which with high environmental protection requirements,coverings adhesive and other parts of the high strength adhesive,etc.Applied substance such as glass,stalinite,iron and steel,aluminum alloy (including painted alloy).polyurethane sealant has better performance with high strength,high initial bonding strength,Low VOC,environmental friendly.

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