2023-11-13
1、 Features and main uses:
Tianrun TR-8620 belongs to the unsaturated polyester resin (modified) used for neopentyl glycol SMC/BMC, with low viscosity and high reactivity, good coloring and thickening properties. Its products have a flat surface, high glossiness, excellent water and heat resistance, high mechanical strength, and excellent electrical performance. Recommended for use in electrical components, industrial components, bathroom components, vehicle components, and other fields.
2、 Technical specifications of liquid resin (25 ℃):
Item |
Unit
|
Test indicators
|
Test method
|
Appearance
|
---
|
Light yellow transparent liquid
|
GB/T8237.6.1.1
|
Viscosity (25 ℃)
|
Pa·s
|
0.6-0.8
|
GB/T 7193-2008
|
Acid value
|
mgKOH/g
|
12-15
|
GB/T 2895-2008
|
High temperature gel time
|
Min
|
6.0-8.0
|
GB/T 7193-2008
|
Note: High temperature gel time test: 50% BPO powder 2.0%
3、 Physical properties of the casting body (for reference only):
Item |
Unit
|
Measured value
|
Test method
|
Tensile strength
|
MPa
|
55
|
GB/T2567-2008
|
Tensile modulus of elasticity
|
MPa
|
3000
|
GB/T2567-2008
|
Elongation at break
|
%
|
1.5
|
GB/T2567-2008
|
Bending strength
|
MPa
|
100
|
GB/T2567-2008
|
Flexural modulus
|
MPa
|
3300
|
GB/T2567-2008
|
Heat distortion temperature
|
℃
|
130
|
GB/T1634-2004
|
Barcol hardness
|
---
|
50
|
GB/T3854-2005
|
Note:
(1) The casting method shall be executed according to GB/T8237-2005; Curing system: Accelerator 0.6% Co Naph 1.5%, curing agent M-50 1.5%.
(2) Post casting curing treatment: room temperature × 24 hours+60 ℃ × 3 hours+120 ℃ × 2 hours;
4、 Precautions:
1. Before use, please stir evenly in the packaging bucket, or pour out all the resin in the packaging bucket and stir evenly before use.
2. During transportation, it should comply with Chapter 5 of the State Council's "Regulations on the Safety Management of Chemical Dangerous Goods" regarding the transportation and loading and unloading of chemical dangerous goods. The product should be stored in a cool place below 25 ℃, avoiding ignition and isolating heat sources. The shelf life for storage below 25 ℃ is 3 months.
5、 Regarding Product Safety Data (MSDS):
Before using this product, please read the MSDS carefully.
Hotline
0523-86925111
Address: No.1 Yuxing Road, Yonganzhou Town, Gaogang District, Taizhou City
E-mail:trtuhongyuan@tztrchem.cn
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