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TC191 universal polyester resin has the advantages of low viscosity, good mechanical strength, high toughness, simple operation, fast curing speed, etc., and is suitable for all kinds of hand-pasted FRP products.At the same time, excellent process performance is the biggest advantage of this unsaturated polyester resin. It can be cured at room temperature, and the molding process performance is flexible under normal pressure, which is especially suitable for large-scale and on-site manufacturing of FRP products.
|
Item |
Range |
unit |
Testing method |
|
appearance |
Light yellow viscous liquid |
— |
GB/T 8237.4.1.1 |
|
Acid value |
25-30 |
mgKOH/g |
GB/T 2895 |
|
Viscosity,25℃ |
0.25-0.45 |
Pa.s |
GB/T 7193.1 |
|
Solid content |
61-70 |
% |
GB/T 7193.3 |
|
Gel time ,25℃ |
9-17 |
min |
GB/T 7193-2008 |
Gel time testing: 50% Cyclohexanone peroxide paste: 4%, promoter E1:4%
unsaturated polyester resin casting body property
|
Item |
Unit |
Measured value |
Testing method |
|
Barco hardness |
—— |
41 |
GB 3854—83 |
|
Heat distortion temperature |
℃ |
70 |
GB 1634—04 |
|
Bending strength |
MPa |
112 |
GB/T 2570—95 |
|
Tensile Strength |
MPa |
60 |
GB/T 2568—95 |
|
Elongation at break |
% |
3.5 |
GB/T 2568—95 |
|
Impact strength |
KJ/m2 |
10.2 |
GB/T 2571—95 |
Notes: 1.casting body preparation method according to GB8237-87
2. Curing system: hardener 55%MEKP:2% , promoter E1:2% post cure system: 60℃×2h + 80℃×2h
unsaturated polyester resin FRP typical data
|
Item |
Unit |
Measured data |
Testing method |
|
Bending strength |
MPa |
365 |
GB/T1449—83 |
|
Tensile Strength |
MPa |
290 |
GB/T1447—83 |
|
Impact strength |
KJ/m2 |
235 |
GB/T 1451—83 |
Notes:1.casting body preparation method according to GB8237-87
2.Curing system: hardener 55%MEKP:2% , promoter E1:2% post cure system: 60℃×3h + 110℃×3h
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Main Product:
Unsaturated Resin,
Vinyl Ester Resin,
Epoxy Resin,
Gel coat resin ,
The glass fiber,
Curing agent
