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Surtek urtek 3668 1-C Polyurethane High Strength Sealant
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sku: Surtek 3668
Description
Surtek 3668 is a one component, solvent free, high strength polyurethane adhesive sealant. It is non-sag, curing fast, of good initial strength. It does not contain solvent or PVC. And it has good vibration and weather resistance.
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Surtek urtek 3668 1-C Polyurethane High Strength Sealant

1.Description

Surtek 3668 is a one component, solvent free, high strength polyurethane adhesive sealant. It is non-sag, curing fast, of good initial strength. It does not contain solvent or PVC. And it has good vibration and weather resistance. The product is manufactured in accordance with ISO9001/ISO14001/TS16949.

2.Characteristics

One component, easy to use
Non-sagging
Fast cure
Solvent free
Aging resistant

3.Technical Data

Surtek 3668
1 Appearance Uniform Paste
2 Color Black
3 Density 1.2 0±0.05 kg/l
4 Take free time 20~40 min
5 Rate of cure ~3.5 mm/ 24 hr
6 Work temperature 5-35°C
7 Shore A hardness ~ 60
8 Tensile strength 8 N/mm2
9 Elongation at break 400%
10 Shear strength 5 N/mm 2
11 Tear strength 10 N/mm 2
12 Service temperature (continuous -40°C to C127+90°C
NOTE:at 23°C and 50% relative humidity

4.Uses

Surtek 3668 is used for windshield direct glazing.It is widely used for structural bonding and installation for windshield of car,bus,train,boat and etc.

Application note:
1).1. Use Comensflex Activator to make the substrate surface clean, dry, free of dust or grease.
2).Shake Comensflex Primer bottle to make the material even before using it. Use brush to apply the primer into the clearned surface for a thin layer.
3).Apply the sealant after the primer dried. Install the glass before the sealant tack free. The best working temperature is 20-30°C, humidity 50-70%.
4).The sealant cures with moisture in the air. The lower the temperature and humidity is, the slower the curing is: and the higher the temperature and humidity may cause bubble in the cured sealant.
5).Avoid the adhesive sealant from alcohol, acid, ammonia chemicals. These chemicals will cause the adhesive sealant incured.

5.Packaging

310ml/cartridge; 600ml/sausage; 200l/drum

6. Storage and shelf life:

The shelf life of polyurethane sealant is related to the temperature and humidity of the environment. The recommended storage temperature is 5-25°C, humidity is <50% RH. It is strictly prohibited that the transportation or storage temperature is over 30°C or the humidity is over 80% RH. When stored at the recommended conditions in original, unopened containers, this product has a shelf life of 9 months.

Note:
The information and recommendations relating to the application and end-use of COMENS’ products are given in good faith based on COMENS’ current knowledge and experience of the products when properly stored, handled and applied under normal conditions. This information must on no account be used as a substitute for necessary prior tests which alone can ensure that a product is suitable for a given use, due to the practical differences in materials, substrates and actual site conditions. Users are requested to check that they are in possession of the latest version of this document and COMENS’ is at their disposal to supply any additional information.


Beijing Comens New Materials Co. Ltd
Add: No.8, Yansha Industrial Zone, Fangshan District, Beijing102502, China
TEL: +86-10-80341725
FAX: +86-10-80343041
EMAIL: maggie.yang@co-mens.com
Website: www.pusealant.com
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