One Part Silicone Elastomer Has High Transparency to Visible Light

Description

A new one component high performance silicone elastomer compound for bonding, sealing and coating has been developed by Master Bond Inc., Hackensack, N.J. called Master Sil 415. This formulation has high transparency and is particularly well suited for optical and display applications.  It cures at ambient temperatures to a flexible rubbery solid when exposed to atmospheric moisture.  It is easy to apply and has a paste consistency.  It can be applied on vertical surfaces without sagging or running.
 
Master Bond Master Sil 415 has a convenient set-up time of 8-12 minutes at 75°F.  It is a superb electrical insulator and has a dielectric strength of 500 volts/mil (1/8” thick test specimen).  It can be used over an extremely wide service temperature range of from -185°F to +400°F.  It is highly recommended when low temperature serviceabilty is of major importance.
 
Master Sil 415 has excellent resistance to vibration, impact and shock.  It also offers superior moisture resistance and weatherability.  It has a Shore A hardness of 30 and an elongation at 75°F of 400.  Tensile strength is 325 psi.
 
Master Bond Master Sil 415 has a 6 months shelf life at 75°F in original unopened containers.  It is available for use in tubes, cartridges and 5 gallon pails.  It is FDA certifiable and meets MIL-A-46106 specification.
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