Unsaturated Polyester Resin

Vacuum Infusion/RTM Resin

Grade
Chemical Type
Viscosity (mPa·s, 25℃)
Gel Time (min)
Properties & Application
2200
Orthophthalic
150-200
10.0-60.0
Pre-promoted, low viscosity, good wettability to glass fiber, excellent heat resistance, high overall mechanical strength, fast curing, short demolding time. Suitable for RTM / vacuum infusion molding of various small and medium-sized FRP products.
2205
Orthophthalic
150-200
20.0-120.0
Pre-promoted, low viscosity, good wettability to glass fiber, excellent heat resistance, high overall mechanical strength. Suitable for vacuum infusion molding of large FRP products such as marine components and cooling towers.
2208
Orthophthalic
150-200
10.0-30.0
Pre-promoted, low viscosity, good wettability, fast curing for both thick and thin products. Compatible with RTM, vacuum infusion, casting and hot pressing. Used for high-performance complex FRP products.
2230
Isophthalic
260-330
20.0-50.0
Pre-promoted, low viscosity, good wettability to glass fiber, excellent chemical resistance and outstanding overall mechanical strength. Suitable for RTM / vacuum infusion molding of FRP products such as automotive parts, marine components and cooling towers.

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