The Tianhe Dingshi brand DS-887N is a specialized SMC/BMC unsaturated polyester resin, characterized by high viscosity, high reactivity, stable thickening, and excellent heat resistance. It is widely used in the fields of automotive pressing, rail transportation, electrical components, construction facilities, and industrial and civilian equipment. When combined with saturated polyester and low shrinkage agents such as polyvinyl acetate, it produces high-performance molded products that meet high surface finish requirements, achieving A-grade surfaces and zero to negative shrinkage effects.

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