E-522 is a two component, low modulus product which cures to form the permanent elastic adhesive property. This product can be applied to the materials such as metal, plastics, concrete and stone, normally been used to the building industry with excellent results.
E-522 Two component polyurethane sealant material | |||
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Material Name | E-522/E-522A | E-508/E-508A | |
Standard | CNS6985 | CNS6985 | |
Mixing ratio by weight | 2;1 | 3;1 | |
Physical properties | Specific gravity | 1.2±0.1 | 1.25±0.1 |
Tensile strength(kgf/c㎡) | 12↑ | 12↑ | |
Tear strength(kfg/cm) | 6↑ | 6↑ | |
Elongation(%) | 600↑ | 700↑ | |
Hardness(A) | 20~30 | 10~25 | |
Slump | Non-sagging | Non-saging width for 8cm | |
Aging test | Hardness | 18°A↑ | 10°A↑ |
Tensile strength | 80% or above variation of the original value | 80% or above variation of the original value | |
Tear strength | 80% or above variation of the original value | 80% or above variation of the original value | |
Elongation | 80% or above variation of the original value | 80% or above variation of the original value |