Unsaturated Polyester Resin Bakelite Electric Parts Phenolic Moulding Powder.

• Customization: Available
• Molecular Principal Chain: Carbon Chain Polymer
• Color: Light Yellow Slightly Turbid Liquid
• Model NO.: HS-1520
• Viscosity 25°c: 600-800MPa.S
• Acid Value: 12.5-15.5mgkoh/G
• Solid Content: 59.0-63.0%
• Spi-Gt: 6.0-8.0min
• Spi-CT: 7.0-10.0min
• Water Content: ≤0.08%
• Color Code: ≤35
• Transport Package: IBC Tank
• 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-1520is a premium NPGl type unsaturated polyester resin designed specifically for SMC/BMC applications. Boasting high reactivity, this resin is engineered to meet your most demanding needs.
With its low viscosity and excellent coloring and thickening properties, HS-1520 ensures a smooth, polished surface that radiates high gloss.Moreover, it offers exceptional water and heat resistance, unparalleled mechanical strength, and outstanding electrical performance.This versatile resin is ideal for use in manufacturing electrical parts, industrial components, sanitary ware, vehicle parts, and a variety of other 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
Acidvalue	mgKOH/g	12.5-15.5	GB/T 2895
Solidcontent	%	59.0-63.0	GB/T7193.4.3
Watercontent	%	≤0.08	HK-D-DB007
Colorcode	---	≤35	HK-D-DB036

 

Note:
Includes SPI: 2% BPO paste for optimal performance.

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 curing follows GB/T 8237 standards. Curing system comprises 0.6% Co-Naph, 1.5% AKZO M-50.
2) Post-cure process: room temperature for 24 hours, followed by 60ºC for 3 hours, and finally 110ºC for 2 hours.

4. Storage:
Store the product in a cool area, with temperature not exceeding25 ºC. Keep away from fires, heat sources, and ensure the container is sealed to prevent moisture, monomer, and volatile substance intrusion.For optimal quality, the product should be used within 6 months when stored at a consistent ambient temperature of 25 ºC.

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