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Unsaturated Polyester Resin 191

Orthophthalic unsaturated polyester - General purposeBrand：Huachang PolymerGrade：HC-191
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General-purpose unsaturated polyester resin with excellent cost-performance ratio; the most commonly used hand layup molding resin.
Technical parameters
Manufacturer-stated data
Value
Heat deflection temp.80°C
Density1.11 g/cm³
HardnessBarcol hardness 38
Elongation at break2.8%
Flexural modulus3.6 GPa
Tensile strength60 MPa
Water absorption0.18%
Flexural strength100 MPa
Applications
Hand layup productsFRP products