1.Aluminum alloy doors and Windows, plastic steel doors and Windows seal
2.Other kinds of high-grade building doors and Windows seal
|
No. |
Items |
Standard |
Test Result |
Evaluation |
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|
1 |
Appearance |
Fine, even paste There should be no bubbles, crusts or gels |
Fine, even paste There should be no bubbles, crusts or gels |
Yes |
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|
2 |
Density, g/cm3 |
E. + / - 0.1 |
1.40 |
Yes |
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|
3 |
Sagging degree, mm |
vertical |
≤3 |
0 |
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|
|
horizontal |
No deformation |
No deformation |
measured value |
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|
4 |
surface drying time, h |
≤2 |
0.3~0.7 |
Yes |
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|
5 |
Hardness/ Shore A |
20~50 |
38 |
Yes |
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|
6 |
Tensile adhesion |
Standard conditions |
Tensile bond strength/MPA |
≥0.20 |
0.83 |
Yes |
|
Bonding failure area/ % |
≤15 |
0 |
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|
After immersed |
Tensile bond strength/MPA |
≥0.20 |
0.75 |
|||
|
Bonding failure area/ % |
≤15 |
0 |
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|
7 |
Extrudability / mL/min |
≥95 |
380 |
Yes |
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