2948APT/948-2A is a Terephthalic-DCPD unsaturated polyester resin,It has excellent chemical resistance, good glass fiber wetting.
● Features:
Has excellent mechanical of FRP.
Has good operational performance.
Has outstanding corrosion resistance(solvent resistance,acidproof,salt-tolerant,etc).
Comply with the requirements of the UL1746 certificate.
● Application:
Suitable for hand lay-up , spraying and filament winding process.Used for S/F and F/F FRP petroleum storage tank and common FRP product.
● Performance index of liquid resin:
Performance
Parameter
Unit
Standard test
Acid value
17-23
mgKOH/g
GB/T 2895-2008
Viscosity25℃
0.25-0.45
Pa.s
GB/T 7193-2008
Solid content
68-75
%
GB/T 7193-2008
Gel time
10-32
min
GB/T 7193-2008
● Resin Casting Properties of resin:
Executive Standard: GB/T8237-2005
Performance
Parameter
Unit
Standard test
Barcol Hardness
40
GB/T 3854-2005
Heat Distortion Temperature
85
℃
GB/T 1634-2004
Elongation At Break
2
%
GB/T 2567-2008
Tensile Strength
50
Mpa
GB/T 2567-2008
Tensile Modulus Of Elasticity
3100
Mpa
GB/T 2567-2008
Flexural Strength
90
MPa
GB/T 2567-2008
Flexural Modulus
3200
MPa
GB/T 2567-2008
● Resin FRP Properties of unsaturated polyester resin:
Performance
Parameter
Unit
Barcol Hardness
65
Elongation At Break
1.9
%
Tensile Strength
330
Mpa
Tensile Modulus
15000
Mpa
Flexural Strength
330
MPa
Flexural Modulus
16000
MPa
● UL1316/1746 Evaluation List:
Performance
Result
Thermal aging
Excellent
Solvent Resistance
Eligible
Light Exposure And Water Exposure
Excellent
Lower Temperature Impact
Eligible
Corrosion Resistance Assessment
Eligible
Osmotic/Dissolve Precipitation
Eligible
Conclusions
Conform to UL1746.Recommend apply to
S/F double-wall storage tanks.
● Instruction:
1.Adjust accordingly to the changing seasons.The company reserves the right to modify certain parameters as technology advances and user requirements change.User personality requirements, please confirm with the company.
2.In the production process of using resin products, because the performance realization of user products is affected by multiple factors such as design, process and environment, it is necessary to conduct experiments, tests, and verification by yourselves before selecting and using resin products.
3.Unsaturated polyester resin products belong to class 3 of inflammable and dangerous goods, storage, transportation should comply with the relevant provisions of the state, and prohibit insolation in the sun, avoid rain.
4.Unsaturated polyester resin product waste according to GB18597-2001 standard storage, waste disposal according to GB18484-2001 standard incineration disposal, its packaging container must be in accordance with local environmental protection laws and regulations.
5.Unsaturated polyester resin is unstable, should be stored under 25 ℃ in a cool, ventilated, avoid fire, away from heat and radiation sources, keep container closed, waterproof sunscreen, should be separated from oxidant, acid, alkali.Should comply with the above packaging, transportation, storage requirements under the premise of storage period is 6 months (including the resin of the accelerator storage period for 3 months), such as storage temperature is higher (no more than 30 ℃), the storage period shall not exceed 3 months (including the resin of the accelerator storage period shall not exceed 1.5 months).
● Product Cases:
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