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HS-4405 is an epoxy vinyl ester resin that contains thixotropic agents and accelerators. It has low shrinkage, excellent dimensional stability, and smooth surface. The resin has good glass fiber wetting properties, is easy to apply, highly tough, crack-resistant, and has a high heat deflection temperature. It offers excellent thermal degradation resistance and superior strength retention at high temperatures. It is suitable for making general fiberglass molds.
HS-4405
Huake
HS-4405 Mold Resin
n Principal Properties & Application：
HS-4405 is an epoxy vinyl ester resin that contains thixotropic agents and accelerators. It has low shrinkage, excellent dimensional stability, and smooth surface. The resin has good glass fiber wetting properties, is easy to apply, highly tough, crack-resistant, and has a high heat deflection temperature. It offers excellent thermal degradation resistance and superior strength retention at high temperatures. It is suitable for making general fiberglass molds.
n Specifications of liquid resin：
Item | Unit | Standard Requirements | Test Method |
Appearance | --
| Red-purple, opaque liquid | GB/T 8237.6.1.1 |
Viscosity(25℃) | cp | 250-350 | GB/T 7193.4.1 |
Gel Time(25℃) | Min | 15.0-55.0 | GB/T 7193.4.6 |
For gel time testing: Curing agent used is AKZO M-50, dosage 2%.
n Physical properties of Casting(for reference only)：
Item | Unit | Test Value | Test Method |
Tensile Strength | MPa | 80 | GB/T 2567.5.1 |
Tensile Modulus | MPa | 2900 | GB/T 2567.5.1 |
Elongation at Break | % | 4.5 | GB/T 2567.5.1 |
Flexural Strength | MPa | 125 | GB/T 2567.5.3 |
Flexural Modulus | MPa | 3000 | GB/T 2567.5.3 |
Impact Toughness | KJ/m2 | 15.5 | GB/T 2567.5.4 |
Barcol Hardness | --- | 38 | GB/T 3854 |
HDT | ℃ | 105 | GB/T1634 |
Note：
1) The casting sample preparation method is according to GB/T 8237. Curing system: Curing agent M-50, 1.5%.
2) Curing treatment after casting: Room temperature for 24 hours + 60°C for 3 hours + 120°C for 2 hours.
n Precautions:
Ø Users should choose the appropriate type of resin based on specific environmental conditions and construction process requirements.
Ø During transportation, the product should comply with Chapter 5 of the State Council's "Regulations on the Safety Management of Hazardous Chemicals" regarding the safe transportation of chemical hazardous materials.
Ø The product should be stored in a cool place below 25°C, away from sources of ignition and isolated from heat sources. The shelf life is 3 months when stored below 25°C.
