Low viscosity Ecmalon 4421
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Description
Ecmalon 4421 is of sheet grade specially formulated for the production of sheets for roofing and greenhouses. Sheets with this resin permit good light transmission and resistance to weathering. The resin is of low viscosity. It also can be used in the manufacture of continuous sheets.
appearance : clear, colorless to light bluish liquid | |
viscosity 25oc (cps) : 220 (brookfield viscometer) | |
specific gravity (25/25oc) : 1. 11 | |
acid value (mgkoh/g) : 28 | |
volatiles 150oc (%) : 39 | |
geltime 25oc (mts) : 25 | |
resin : 100g | |
2% cobalt accelerator:1. 5ml | |
50% mekp : 1. 5ml |
liquid resin properties are tested in accordance with the procedures described in is6746-1994 and the values can vary within the tolerances mentioned therein.
Cast resin properties: specimens are fabricated from cast sheets cured at r. T for 24hrs and 4h. 90oc.
property | unit | typicalvalue | test method |
tensile strength | mpa | 45 | iso 527 |
tensile modulus | mpa | 3000 | iso 527 |
elongation at break | % | 1. 5 | iso 527 |
flexural strength | mpa | 60 | iso 178 |
flexural modulus | mpa | 3200 | iso 178 |
heat deflection temp | oc | 65 | iso 75 |
hardness | barcol | 46 | is6746-'94 |
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Low viscosity Ecmalon 4421
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