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UNION 20820
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UNION 20820
UNION 20820

UNION 20820

TM-20820 is an isophthalic unsaturated polyester resin for winding process (sand inclusion).

  • Description
  • Features
  • Material Properties
  • Application
  • Why Union
  • FAQ
  • Inquire Now

Description

TM-20820 is an isophthalic unsaturated polyester resin for winding process (sand inclusion). It's a food grade resin in accordance with GB13115-1991: Hygienic Standard of Unsaturated Polyester Resin and Glass Fiber Reinforced Plastics Used as Food Containers and Packaging Materials

Features

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Good Toughness

The more ductile the material, the less likely it is to brittle fracture

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Good Elongation

Better resistance to external pressures such as impact, compression, and tension

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Chemical Corrosion Resistance

When eroded by chemical substances, it can maintain its original performance and structure without damage

Material Properties

Properties of Liquid Resin

Projects

Measured value

Test method

Appearance

Transparent

GB/T 8237.4.1.1

Viscosity (mPa.s, 25℃)

270-430

GB/T 7193.1

Gel Time (min, 25℃)

9.1-16.9

GB/T 7193.6

Acid Value (mgKOH/g)

7.5-13.5

GB/T 2895

Solids Content (%)

55-61

GB/T 7193.3


Gel time: Resin: 50g; MEKPO: Butanox M-50 1.0g



Performance of resin casting body (for reference only)

Projects

Measured value

Test method

Barcol Hardness

40

GB/T3854-2005

Thermal Deformation Temperature (℃)

92

GB/T1634-2004

Flexural Strength (MPa)

122

GB/T2567-2008

Flexural Modulus (MPa)

3300

GB/T2567-2008

Tensile Strength (MPa)

75

GB/T2567-2008

Tensile Modulus (MPa)

3280

GB/T2567-2008

Elongation (%)

4.5

GB/T2567-2008

Impulse Strength (KJ/m2)

9.1

GB/T2567-2008


Note:

(1) The method of casting bodies making sample must be implemented on the basis of GB/T8237-2005.

(2) Curing system: initiator: Butanox M-50 1.5%; promotor: 0.8%Co/cot 1.0%;

(3) Post curing system: 25℃×24 hour + 60℃×3hour + 110℃×2hour

Application

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FRP Pipe

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Pipe


Why Union

Union Composites


Union focuses on the manufacturing of composite materials and is the designated distributor of Jushi Group, which can provide customers with composite products of stable quality. Union is committed to meeting diverse customer needs and can customize products.



Contact UNION

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    Stable Product Quality

    Fixed raw materials suppliers like Jushi smc roving and chopped strand, resin from AOC and our own resin factory with capacity 300000 tons.
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    New Product Development

    Professional production testing equipment, according to TDS adjustment parameters, research and development of new products.
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    Professional Team

    Union compsites, as a model enterprise with national technology patents, has been providing resin to customers from 50+ countries.


FAQ

  • Q: What is the Transportation and Storage of Unsaturated polyester resin?A: The transportation shall comply with the chapter V of the Regulations on Measures for the Administration of Road Transportation Safety of Dangerous Goods.
    Store below 25℃, Avoid direct sunlight, fire and heat. With the compliance of all above, 3 months shelf life should be granted.

  • Q: How do you pack the resin?A: 220KG/DRUM, 1 IBC=1000KG
    Pallet size: 1.12*1.12*1.03M
    1*20GP=80drums, 4drums=1 pallet, total 20pallets
    1*40HQ=108drums, 4drums=1 pallet, total 27pallets.

  • Q: Can we get samples?A: Yes, we can provide free sample for you (within 6kg).

  • Q: What is the delivery time?A: It takes one month from production to shipment.

  • Q: Whether the resin can be customizedA: Yes, we can produce according to your requirments.

Inquire Now

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UNION COMPOSITE
Union Composites Changzhou Co., Ltd. is situated in Changzhou, a picturesque water town located in the southern region of the Yangtze River. As an export-oriented company, specializing in composite materials, 90% of our products are exported to Europe, Asia, America, Middle East and Africa.
Since established in 2012, our company has been adhering to the corporate mission of "intelligent manufacturing in China to the World", and is committed to providing customers with high-quality, high-performance and comprehensive composite material solutions.