Leading SMC Door Polyester Resin Supplier

• Molecular Principal Chain: Carbon Chain Polymer
• Color: Light Yellow Transparent Liquid
• Viscosity 25°c: 1200-1800MPa.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-902C
• SPI-GT: 6.0-10.0min
• Spi-CT: 7.5-12.5min
• SPI-PET(ºC): 220-250
• Acid Value: 15-20mgkoh/G
• Solid Content: 63.5-66.5%
• Color Number: ≤5
• Water content(%): ≤0.1
• Transport Package: IBC Tank/Drum
• Specification: Ortho type
• Trademark: Xinshen/Huake
• Origin: Jiangsu, China
• HS Code: 3907910000
• Production Capacity: 100000 Ton/Year

Product Description

Product Description

Product Name: HS-902C Unsaturated Polyester Resin

Manufacturer: Changzhou Huake Polymers Co., Ltd.

Leading supplier of SMC door resin. High-quality unsaturated resin for SMC door production.

1. Brief Introduction:

Product Description

Changzhou Huake Polymers Co., Ltd. presents HS-902C, an orthophthalic unsaturated polyester resin tailored for SMC/BMC applications. This resin offers high reactivity, moderate viscosity, and exceptional thickening stability, resulting in products with superior heat resistance and mechanical properties. Widely utilized in the manufacturing of electrical, industrial equipment, automotive parts, and other SMC/BMC products.

Technical Data Sheet for Liquid Resin:

Item	Standard Requirements	Test Method
Appearance	Light yellow transparent liquid	GB/T 8237.6.1.1
Viscosity(25ºC, cP)	1200-1800	GB/T 7193.4.1
SPI-GT(82.2ºC, min)	6.0-10.0	HK-D-DB001
SPI-CT (min)	7.5-12.5	HK-D-DB001
SPI-PET(ºC)	220-250	HK-D-DB001
Acid value (mgKOH/g)	15.0-20.0	GB/T 2895
Solid content (%)	63.5-66.5	GB/T 7193.4.3
Color number	≤5	HK-D-DB036
Water content(%)	≤0.1	HK-D-DB007

Hardener AKZO CH-50: 2% in the curing system of SPI test. For reference, view the physical properties of castings.

Reference Information:
Company Name: Changzhou Huake Polymers Co., Ltd.
Product Name: Leading SMC Door Polyester Resin Supplier
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Item	Unit	Test Value	Test Method
Tensile Strength	MPa	65	GB/T 2568
Tensile Modulus	MPa	3000	GB/T 2568
Breaking Elongation	%	2.5	GB/T 2568
Flexural Strength	MPa	110	GB/T 2570
Flexural Modulus	MPa	3300	GB/T 2570
HDT	ºC	122	GB/T 1634
Hardness(Barcol934-1)	--	47	GB/T 3854

Product Description

Welcome to Changzhou Huake Polymers Co., Ltd.

Product: Casting Material

Specifications:

• Casting according to GB/T8237-2005 standards


• Curing System: Accelerator KC (0.6% Co/Naph) - 1.0%; Hardener AKZO M-50 - 1%


• Post curing: RT×24hrs + 60ºC×3hrs + 110ºC×2hrs

Storage Instructions:

1. Avoid heat sources like direct sunlight or steam pipes


2. Store in a dry place below 25ºC


3. Keep sealed to prevent moisture pick-up and monomer loss

Transportation:

• Complies with State Council "Chemistry Dangerous Articles Safety Management Regulations"


• Hazardous and inflammable due to styrene monomer content

Contact Changzhou Huake Polymers Co., Ltd. for more information.

Packaging & Shipping

Application

Certifications

FAQ

Unsaturated Polyester Resin by Changzhou Huake Polymers Co., Ltd.

Unsaturated Polyester Resin

Changzhou Huake Polymers Co., Ltd. offers high-quality Unsaturated Polyester Resin suitable for a wide range of applications. Our factory, spanning 48,800 square meters in Jiangsu Province, China, ensures top-notch manufacturing standards.

Key Features:

• Free sample of 1kg available for testing


• Flexible OEM/ODM services


• Customizable formulations tailored to your project needs


• Guidance on selecting the right UPR for your application


• Meets CCS, RoHS, REACH, EMS, and QMS certifications


• Delivery Duty Paid (DDP) services for samples


• Product lead time of 15 days


• Competitive pricing for large quantity orders


• Shelf life of 6 months

Trust Changzhou Huake Polymers Co., Ltd. for secure and efficient delivery of Unsaturated Polyester Resin to meet your project requirements.