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        <div id="content-top1">Page 4 - Cast Elastomers</div>
        <div id="content-top2">P. 4</div>
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    <pre style="white-space:pre-line"><code>Material Data Sheet

A Division of American Polymers

                                            System Number 2724902

Polycoat-PolycastÂ® Polyester 95A

                                 Typical Physical Properties
                                       for Cured Material

Hardness                           Shore A                    95 Â± 2
Ultimate Tensile                      PSI                     3936
Tensile Strength                                              2098
                                 PSI @100%                    3448
Ultimate Elongation              PSI @300%                     390
Die C Tear                                                     742
Split Tear                             %                       161
Resilience                            PLI
Compression Set                       PLI                       52
                                 % Rebound                      69
                                       %

                                 Typical Physical Properties

                                 for Components

                                 AB

Viscosity, cps                   1100            7720
Mix Ratio, by Weight
                                 140 100

                                 Processing Parameters

A-side Temperature                   ÂºF        80
B-side Temperature                   ÂºF        80
Mold Temperature                     ÂºF     150-180
Gel Time                         Seconds       200
Demold Time                      Minutes       15
Post Cure Time                    Hours        24

Note: A-side (Polycoat-PolycastÂ® ISO 31181) MDI prepolymer is a modified MDI compound of diphenylmethane
diisocyanate and sufficient glycol used in all the above tested.

Note: The conditions of your use and application of our products, technical assistance and information (whether verbal, written or by
way of production evaluation), including any suggested formulations and recommendations, are beyond our control. Therefore, it is
imperative that you test our products, and request technical assistance and information to determine to your own satisfaction whether
they are suitable for your intended uses and application.

         14722 Spring Avenue, Santa Fe Springs, CA 90670-5108 USA â™¦ Tel: 562/802-8834 â™¦ Fax: 562/921-7363 â™¦ www.polycoatusa.com â™¦ CopyrightÂ© May 2011 Polycoat Products</code></pre>
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