Complaint
unsaturated polyester resin property
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,25ºC | 0.25-0.45 | Pa.s | GB/T 7193.1 |
Solid content | 61-70 | % | GB/T 7193.3 |
Gel time ,25ºC | 9-17 | min | GB/T 7193-2008 |
Gel time testing: 50% Cyclohexanon 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 | ºC | 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: 60ºC×2h + 80ºC×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: 60ºC×3h + 110ºC×3h
unsaturated polyester resin package and storage conditions
ü Packed in metal barrel , 220kg/barrel (about 85.6 gallons)
ü Try to prevent liquid resin from directly sunshine and heat resource
ü Prohibit open before use
ü Flammable, should keep away from open fire
ü Shelf life is 6 month under 25ºC
ü Store and operate in a dry, well-ventilated place
ü Please read MSDS carefully before use this product
