SMC Resin for Automotive Headlight Support with High-Strength Carbon Fiber Durability

• Customization: Available
• Molecular Principal Chain: Carbon Chain Polymer
• Color: Light Yellow Transparent Liquid
• Model NO.: HS-1520
• Solid Content: 12.5-15.5mgKOH/g
• SPI-GT: 6.0-8.0min
• SPI-CT: 7.0-10.0min
• SPI-PET: 240-260ºC
• Water Content: ≤0.08%
• Transport Package: IBC Tank/Drum
• Specification: NPGl type
• Trademark: Xinshen/Huake
• Origin: Jiangsu, China
• HS Code: 3907910000
• Production Capacity: 100000 Ton/Year

Product Description

Product Description

Product Name: HS-1520 Unsaturated Polyester Resin

1. Brief Introduction:HS-1520 is a high-performance NPGl type unsaturated polyester resin expertly crafted for SMC / BMC applications.Featuring superior reactivity, low viscosity, exceptional coloring, and excellent thickening properties.It delivers a smooth, flat surface with a high-gloss finish that significantly enhances the aesthetic appeal of the final product.Boasting outstanding water and heat resistance, coupled with high mechanical strength and impressive electrical performance,HS-1520 is extensively utilized in the automotive industry.This resin technology enables the production of carbon fiber SMC structural composites with remarkable mechanical properties. Benefits include mass reduction, cost-effective tooling, noise reduction, and resistance to heat and corrosion.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/m^2	8.5	GB/T 2571
HDT	ºC	130	GB/T 1634
Barcol Hardness	--	48	GB/T 3854

Note:
1) Method for curing performed as per GB/T 8237. Curing system: Co-Naph: 0.6%, AKZO M-50: 1.5%;
AKZO M-50: 1.5%;
2) Post-cure: room temperature × 24h + 60ºC × 3h + 110ºC × 2h.

4. Storage:
Store in a cool place, maintaining a temperature under 25 ºC, away from fire, heat sources,and sealed to prevent moisture, monomers, and volatile substances. Under ambient temperatures of 25 ºC, the product has a shelf life of 6 months.

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