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EC 2174 is a heat curing primer for Scotch Weld film adhesives. |
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| It is especially suggested for use with Scotch Weld Brand AF 31 film adhesive. |
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| Specific data has been obtained with the AF 31 adhesive and can be found under the test results section of that data sheet. |
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EC 2174, properly applied, offers the following advantages. |
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| It insures complete wetting of film adhesives to adherend surfaces. |
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| It simplified production scheduling by protectin the cleaned surfaces until the bonding operations can be completed. |
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| Imparts improved corrosion protection to the metal. |
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| EC 2174 with AF 31 film adhesive, known as the AF 7431 system, is qualified to MMM-A-132 Types III and IV. |
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| Type |
Description |
| Colour |
Tan (clear in thin films) |
| Kind of chemistry |
Synthetic resin elastomer |
| Consistency |
Thin liquid |
| Solids content |
10% |
| Viscosity |
8-18 cps |
| Brookfield viscometer |
RVF, 1 Spindle, 20 rpm at 27°C (80°F) |
| Application methods |
Brush, flow, dip coat |
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