Product Name: HS-1520 Unsaturated Polyester Resin
1. Brief Introduction:HS-1520 is an exceptional NPGl type unsaturated polyester resin meticulously formulated for SMC / BMC applications.It boasts high reactivity, low viscosity, excellent coloring, and superior thickening properties.
The product's surface is exceptionally smooth, delivering a high-gloss finish that significantly enhances the final product's aesthetic appeal.With outstanding water and heat resistance, high mechanical strength, and excellent electrical performance,
HS-1520 is extensively utilized in the automotive industry.Components crafted using this resin technology yield carbon fiber SMC structural composites with superior mechanical properties. Benefits include mass reduction, low tooling costs, noise mitigation, and exceptional heat and corrosion resistance.
HS-1520resin system in structural applications.
2. Technical Data Sheet for Liquid Resin:
Item |
Unit |
Standard Requirements |
Test Method |
Appearance |
--- |
Light yellow slightly turbid liquid |
GB/T 8237.6.1.1 |
Viscosity |
25ºC,mPa.s |
600-800 |
GB/T 7193.4.1 |
SPI-GT |
min |
6.0-8.0 |
HK-D-DB001 |
SPI-CT |
min |
7.0-10.0 |
HK-D-DB001 |
SPI-PET |
ºC |
240-260 |
HK-D-DB001 |
Acid Value |
mgKOH/g |
12.5-15.5 |
GB/T 2895 |
Solid Content |
% |
59.0-63.0 |
GB/T 7193.4.3 |
Water Content |
% |
≤0.08 |
HK-D-DB007 |
Color Code |
--- |
≤35 |
HK-D-DB036 |
Note:
SPI: 2% BPO paste.
3. Physical Properties of Casting (for reference only):
Item |
Unit |
Series Test Value |
Test Method |
Tensile Strength |
MPa |
50 |
GB/T 2568 |
Tensile Modulus |
MPa |
3000 |
GB/T 2568 |
Tensile Elongaton |
% |
1.5 |
GB/T 2568 |
Flexural Strength |
MPa |
100 |
GB/T 2570 |
Flexural Modulus |
MPa |
3300 |
GB/T 2570 |
Impact Toughness |
kJ/m2 |
8.5 |
GB/T 2571 |
HDT |
ºC |
130 |
GB/T 1634 |
Barcol Hardness |
-- |
48 |
GB/T 3854 |
Note:
1) Method for making of cured performed as GB/T 8237, Curing system: 0.6% Co-Naph: 1.5%,
AKZO M-50: 1.5%;
2) Post-cure: room temperature × 24h + 60ºC × 3h + 110ºC × 2h.
4. Storage:
The product should be stored in a cool, dry place under25 ºC, away from fire and heat sources,and sealed to prevent moisture, monomers, and volatile substances. When stored at ambient temperature (25 ºC), the shelf life is up to 6 months.
