Polyester resin
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Polyester Resin - Unsaturated Polyester Resin. The term generally used for unsaturated (means containing chemical double bonds) resins formed by the reaction of dibasic organic acids and polyhydric alcohols, basic component of SMC/BMC.
Polyester resin is also known as a thermosetting plastic, which implyies the plastic sets at high temperatures as apposed to thermoplastics which can be formed at high temperatures
