ALITA 189 Water Resistance Unsaturated Polyester Resins for Pools and Storage Tanks

• Molecular Principal Chain: Carbon Chain Polymer
• Color: Light Yellow Slightly Turbid Liquid
• Viscosity 25°c: 600-800MPa.S
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: HS-1520
• 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-1520 is a high-performance NPGl type unsaturated polyester resin specifically designed for SMC/BMC applications. It boasts high reactivity,
low viscosity, excellent coloring, and superb thickening characteristics. The resulting product surface is exceptionally smooth, with a high-gloss finish, outstanding water resistance, and superior heat resistance. Additionally, it offers remarkable mechanical strength and excellent electrical performance, making it ideal for use in electrical parts, industrial components, sanitary fixtures, vehicle parts, and various other fields.

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:
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) The method for preparing the cured form follows GB/T 8237 standards. 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 location under 25 ºC, away from fire, heat sourcese, and should be sealed to prevent the intrusion of moisture, monomers, and volatile substances. With proper storage under ambient temperature conditions of 25 ºC, the shelf life is 6 months.

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