Address: No.1, Yu Xing Road, Yong’an zhou Town, Gaogang District, Taizhou City
Service phone:0523-86925111
Emergency Call：4001165689 Fax:0523-86925988
Website：www.tztrchem.cn
E-mail:trtuhongyuan@tztrchem.cn.
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Product classification
TR－883 Unsaturated polyester resins
TR－883 Unsaturated polyester resins
Features and main purposes:
TR－883 is a kind of vinyl type unsaturated polyester resin, having dissolved in styrene.With medium viscosity and high reactivity,It features excellent mechanical properties, high heat distortion temperature and corrosion resistance.applicable for injection molding process of FRP products and especially for occasions demanding for high mechanical strength, electrical insulation and chemical corrosion resistance under high temperature, such as electrical engineering, shipbuilding, chemical equipment, anti-corrosion facilities.
Specification of liquid resin：(25℃)：
|
Items |
Unit |
Testing result |
Test Method |
|
Appearance |
--- |
Transparent yellowish liquid |
GB/T8237.6.1.1 |
|
Viscosity |
Pa·s |
0.36-0.66 |
GB/T 7193-2008 |
|
Acid Value |
mgKOH/g |
7-15 |
GB/T 2895-2008 |
|
Geltime |
Min（25℃） |
8-14 |
GB/T 7193-2008 |
|
Shelf life |
H（80℃） |
≥24 |
GB/T 7193-2008 |
Note: 25°C water bath, adding 2ml peroxide methyl ethyl ketone solution and 4ml iso-octanoic acid cobalt solution into 100g resin
Specification of casting resin(typical value):
| Items |
Unit |
Test performance |
Test Method |
|
Casting matrix |
|||
|
Tensile strength |
MPa |
≥50 |
GB/T2567-2008 |
|
Tensile Modulus |
MPa |
≥3100 |
GB/T2567-2008 |
|
Break elongation rate |
% |
≥2.0 |
GB/T2567-2008 |
|
Flexible strength |
MPa |
≥110 |
GB/T2567-2008 |
|
Flexible Modulus |
MPa |
≥3500 |
GB/T2567-2008 |
|
Heat Distortion Temp |
℃ |
≥80 |
GB/T1634-2004 |
|
Barcol hardness |
--- |
≥45 |
GB/T3854-2005 |
Note: (1) Casting matrix sample is made according to GB/T8237-2005; with temperature of 25°C, curing system: promoter RCA 1.0%, Curing agent M-50 1.5%.
(2) Post-curing treatment of casting matrix: room temperature×24 Hours+60°C×3 Hours+80°C×2 Hours;