Composite Materials | Industrial Laminates | Machined Components | Composite Tubes

GP03 Polyester Glass Mat

Material Details

Grade: GPO3. (Type: Composite / Specialist / Other Grades)
Description: Polyester Glass. Polyester Glass Mat (PGM)
Comments: Attamat GPO3 is a PGM composite sheet produced from glass mat and polyester resin. The sheet meets the requirements of NEMA GPO3 (flame retardant and anti tracking grade.) GPO3 exhibits an excellent combination of high strength, good flame resistance, which makes the product an ideal choice in many applications.
Body Colour: Red (White on request)
Cover Colour: Red (White on request)
Standard Finish: Mat
Size: 2445 x 1255 other sizes available Thickness Range: 1.5 - 50.0 †

Typical Applications

  • Transformer Spacers
  • Track Resistance
  • Terminal Boards and Tag Strips
  • Switchgear Manufacture
  • Switchgear Link Bars
  • Punched Components
  • Phase Barriers
  • Mechanical Applications
  • Insulating Bushes Spacers Sleeves
  • High Voltage Insulation
  • High Voltage (Oil submerged)
  • High Temperature Components
  • Flame Retardant Applications
  • Chemical Resistance Components
  • Busbar Supports

General Properties

Property Unit of measure Typical Value
Density
g/cm3
1.8
Flammability Category†
-
UL94V0

¥ Where relevant, the flammability test method is used solely to control and monitor consistency of production. Under no conditions should the results be considered in relation to fire hazards under actual conditions of use.

Electrical Properties

Property Unit of measure Typical Value
Breakdown Voltage (Edge Step by Step)
kV
46
Relative Permittivity @ 1 MHz
-
4
Relative Permittivity @ 50 Hz
-
4.2
Dissipation Factor @ 1 MHz
-
0.01
Dissipation Factor @ 50 Hz
-
0.11
Tracking Index
V
600

Mechanical Properties

Property Unit of measure Typical Value
Flexural Strength
MPa
170
Shear Strength
MPa
80
Tensile Strength
MPa
58
Impact (IZOD Method)
Ft.lb/in
5

Thermal Properties

Property Unit of measure Typical Value
Thermal Rating Continuous
°C
120
Coefficient Linear Expansion
°C
20

Disclaimer: The above values are based upon routine test data and do not form the basis of a supply contract. These products may be used in a diverse range of applications and whilst every effort is made to ensure the information in this data sheet is accurate, it must be stressed that it is the user's responsibility to ensure suitability for the intended end use.