Polyester Resin Resin Resin Unsaturated Polyester Resin for Boat with Cheap Price From China Suppliers, Find details about China Polyester, Resin from Polyester Resin Resin Resin Unsaturated Polyester Resin for Boat with Cheap Price From China Suppliers
unsaturated polyester resin for boat
Ø Sag resistance
Ø Medium viscosity
Ø Medium reactivity
Ø Good mechanical property
Ø Excellent water proof property
Ø Specially suitablr for spray process FRP boat manufacturing
unsaturated polyester resin property
Appearance | transparent light yellow liquid | Unit | Testing method |
Acid value | 15-23 | mgKOH/g | GB/T 2895-2008 |
Solid content | 58-64 | % | GB/T 7193-2008 |
Viscosity 25ºC | 0.25-0.45 | Pa.s | GB/T 7193-2008 |
Stability 80ºC | ≥24 | h | GB/T 7193-2008 |
unsaturated polyester resin typical curing property
25ºC water bath,100g resin filled with 2ml MEKP solvent and 1ml EC-100
gel time 7.7-14.3 min accord to GB/T 7193-2008
unsaturated polyester resin casting body property
Item | Unit | Testing method |
Appearance | Casting body no fault |
|
Tensile strength | 65 Mpa | GB/T 2567-2008 |
Tensile modulus | 3800 Mpa | GB/T 2567-2008 |
Elongation at break | 2% | GB/T 2567-2008 |
Bending strength | 110 Mpa | GB/T 2567-2008 |
Bending modulus | 4000 Mpa | GB/T 2567-2008 |
Impact strength | 12 KJ/m2 | GB/T 2567-2008 |
Distortion temperature | 70 ºC | GB/T 1634-2004 |
Barcol hardness | 45 | GB/T 3854-2005 |
unsaturated polyester resin package and storage conditions
ü Fiberglass resin packed in metal barrel , 220kg/barrel (about 55 gallons)
ü Try to prevent fiberglass resin from exposure to sunshine and heat resource
ü Prohibit opening before use
ü Fiberglass resin is flammable, should keep away from open fire
ü Fiberglass shelf life is 3 month under 25ºC