When buying sealant, what factors should we pay attention to? And door and window sealant sales company small make up together!

I. Breaking strength (tensile force/cross-sectional area);

2. Bonding strength (pulling force/bonding area, except substrate damage);

3. Elongation at break (length at breaking/original length);

Four, anti-aging ability;

5. Appearance (luminosity, particles, bubbles);

6. Type preservation (no wire drawing, no sagging facade);

Seven, shelf life;

Eight, curing time.

There is no good or bad glue, the performance corresponds to the price, suitable. Secondly, there is stability and sufficient quantity or not, which is a test of manufacturers. If the capacity of sealant and the marked capacity to be less (note: capacity. This situation of sealant is very serious), such sealant is first eliminated. (Many also have problems, proving that the production process of its products is not strictly controlled). If the dosage is large, the production stability of sealant should be considered.

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