Laminated sheet GPO-3(UPGM203)/ pultrusion shapes with certificate of ROHS/REACH/UL
GPO-3 sheet with size of 2100x1230mm & 1200x1000mm , thickness range can be produced 0.5-60mm .
Sheet and shape with good mechanical strength , dielectric strength excellent arc resistance.
It is designed for general purpose insulation and mechanical support in electrical equipment,where a flame resistant material is required.
Kinds of shape as below :
Groove shapehornsquare tubessquare stickspiperound rodsangledogbone and cornerU channel
Feature of UPGM203
a. High mechanical strength, mechanical applications and impact resistance.
b. Can be easily processed by standard mechanical processing equipments.
c. Available for punching, drilling, mechanical processing, and shearing.
d. Stable size and small tolerance in thickness, could meet tolerance requirements without granding.
e. Good electrical performance in high humidity,CTI600, good arc resistance(>180 seconds),excellent heat resistance, distortion temperature 155°C , Grade F heat resistance, flame resistance.
f. Pultrusion shapes can be custom-made according requirement from customers .
Hong Cheng Grade | HC-GPO3 | |||
IEC 893 / EN 60893 Grade | UP GM 203 | |||
DIN 7735 Grade | HM 2471 | |||
ANSI (NEMA) Grade NEMA LI-1 | GPO-3 | |||
Items | Test Method | Unit | Typical Values | |
Physical Properties | Color | Visual inspection | ---- | Red/White/Brown/Grey |
Specific Gravity | IEC 60893-2:2003 | g/cm3 | 1.95-2.05 | |
Water absorption | ISO62:2008 | % | ≤0.5 | |
Mechanical properties | Tensile Strength | IEC 60893-2:2003 | Mpa | ≥130 |
Compressive strength | IEC 60893-2:2003 | ≥300 | ||
Flexural Strength | IEC 60893-2:2003 | ≥180 | ||
Impact strength | IEC 60893-2:2003 | KJ/m2 | ≥60 | |
Electrical properties | Volume Resistivity | IEC 60093:1980 | Ω·m | ≥ 1.0 x 1010 |
Surface Resistivity | IEC 60093:1980 | Ω | ≥ 1.0 x 1012 | |
Electric Strength ┴ | IEC 60893-2:2003 | kV/mm | ≥ 12 | |
Breakdown Voltage // | IEC 60893-2:2003 | kV/25mm | ≥ 80 | |
Arc Resistance | IEC 61621:1997 | sec | ≥180 | |
PTI Proof Tracking Index PTI | IEC 60893-2:2003 | --- | ≥600 | |
Dielectric Constant | IEC 60893-2:2003 | --- | 4.0-5.0 | |
tgδ Dissipation Factor | IEC 60893-2:2003 | --- | ≤0.03 | |
Thermal properties | Coefficient of Thermal Expansion | ASTME 228-11 | 1/K | ≤2x10-5 |
Temperature Index | IEC 60085:2004 | ℃ | 155 | |
Flame Resistance performance | Oxygen Index | ISO 4589-2:1996 | %O2 | ≥ 30 |
Flame Resistance | IEC 60893-2:2003 | --- | V-0 | |
Toxicant(Emission halogen etc.) | E662 | --- | Low | |
Other properties | The anti microbial properties of bacteria | G21-G22 | --- | good |
Application of Material
Available in medium and high voltage inverter,converter,high-voltage switchgear service such as main insulation materials
Used as pillar, beams,cable trough etc.
Breaker safety baffle,safety cover board,interval liner,alternate with clapboard,arc plate of arcing chamber etc.
Motor armature components and self-sealing cover-plate,slot wedge stator,calm gaskets,thin gasket,carbon brush stands,and so on.
Front-end switchgear, and back-end,top and bottom,alternate with clapboard,etc.
Structural parts for arc resistance and insulation support pieces.