TM-20820 Unsaturated Polyester Resin
1.Brief Introduction
TM-20820 resin is a kind of general IG style UPR, viscosity moderation, good mechanical strength. It can be applied in FRP products of motor shell and boats parts as well as lay-up products. It passed CCS approval.
2.Liquid resin technical data
| item |
unit |
index |
test standard |
| Appearance |
-- |
light yellow |
GB/T 8237.4.1.1 |
| viscosity |
25ºC,Pa.S |
0.60~1.20 |
GB/T 7193.1 |
| gel time |
25ºC,min |
9.1~18.9 |
GB/T 7193.6 |
| acid value |
mgKOH/g |
17~25 |
GB/T 2895 |
| non-volatile |
% |
64~70 |
GB/T 7193.3 |
Gel Time: 50% cyclohexanon peroxide: 4%; Accelerator E1: 4%:
3.Resin casting matrix performance(for reference only)
| item |
unit |
measured value |
test standard |
| Barcol Hardness |
-- |
46 |
GB 3854-83 |
| HDT |
ºC |
72 |
GB 1634-04 |
| Flexural Strength |
Mpa |
120 |
GB2570-95 |
| tensile strength |
Mpa |
76 |
GB2568-95 |
| Elongation at break |
% |
2.0 |
GB2568-95 |
| Impact Strength |
KJ/M2 |
13 |
GB2571-95 |
| water absorption |
% |
0.15 |
GB1462-88 |
Remark:casting matrix should follow GB8237-87
Hardness system:hardener 55%MEKPO
:2% ;
accelerator E1
:2%
Later Hardness system:60
ºC×2
hours + 80
ºC×2
hours
4.Storage And Transportation
The loading and transportation must follow the rules in chapter 5 of dangerous chemicals regulations .The products should stored under 25ºC and avoid the sunshine ,heat source and fire source. The shelf life is 6 month.
Detailed Photos
Product Samples in lab
Hot products
Company Profile
Factory instruction
Changzhou Tianma Group Corporation is one of the earliest research and production unit raw materials and products of glass fiber reinforced plastic in China.
As the Hi-tech enterprise in Jiangsu province. We have over 200 technicians, among whom over 30 are senior engineers and over 5 are technicians especially awarded by the government.
This excellent team is especially doing the research of FRP composite raw materials and finished products, as well as the relative technique. This team has gotten many national awards such as national patent and national science progress.
We have the first technical and composite engineering center with the provincial grade.
Certifications
Changzhou Tianma Group Corporation has a sound management system. We have pass ISO9001 and ISO14001 certifications for our factory. For our resin products, we also have China Classification Society.
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