Peerless 110
UL File No.: E48013
ASTM Spec: ASTM D-710, Electrical Insulation
Military Spec: Mil-I-695, Type F
NEMA Grade:  Electrical Insulation

Properties
A slate grey fish paper that combines the highest possible dielectric, tensile and bending strength with flexibility. Strong, smooth, excellent punching and forming qualities.

Applications
Armature slot insulation, liners, washers, coil insulation, arc shields, formed specialties and gasket stock.

Thickness Range
0.004" to 0.093"

Color
Grey

Form
Sheet, Roll and Coil


Property Thickness (in)  Unit ASTM Test Method Typical Value
Density 1/16 gm/cc D-619 1.20
Specific Volume    1/16 cu in/lb   23.0
Tensile Strength

MD

1/16 psi D-638 21,000

CD

1/16 psi D-638 10,000
Modulus of Elasticity in Flexural x 10^5

MD

1/16   D-790 10

CD

1/16   D-790 7
Modulus of Elasticity in Tension x 10^5

MD

1/16   D-638 12

CD

1/16   D-638 8
Flexural Strength

MD

1/16 psi D-790 29,000

CD

1/16 psi D-790 16,000
Compressive Strength 1/16 psi D-695 35,000
Impact Strength

MD

1/16 ft lbs/in D-256 2.5

CD

1/16 ft lbs/in D-256 2.0
Rockwell Hardness, R Scale 1/16 divisions D-785 70
Bond Strength 1/16 psi D-952 900
Bursting Strength, Mullen 1/64 psi D-202 325
Tear Strength, Elmendorf

MD

1/64 gm D-689 550

CD

1/64 gm D-689 700
Dielectric Strength 1/64 volts/mil D-149 400
  1/16 volts/mil D-149 215
  1/8 volts/mil  D-149 200
Arc Resistance 1/16 sec D-495 125
Comparative Tracking Index* 0.120 volts   400-599
Thermal Conductivity, 149F   btu/hr/ft 2 /F/ft C-177 0.168
Specific Heat   btu/lb/F C-351 0.403
Thermal Expansion x 10^5

MD

  in/in/F D-696 1.1

CD

  in/in/F D-696 1.7
Dimensional Change, Thickness   %   1.00

(Per Percent Change MD

  %   0.10

in Moisture Content) CD

  %   0.25
Water Absorption, 24hrs 1/16 % D-570 63
Coefficient of Friction        

Fibre on Fibre

      0.16

Fibre on Smooth Cast Iron

      0.21
Flammability 1/16 in/min D-635 0.5
Flammability, UL 94* 0.028,0.058,0.120     94HB
Heat Resistance, Continuous*

Electrical

0.028,0.058,0.120 C   115

Mechanical

0.028,0.058,0.120 C   110
Hot-Wire Ignition* 0.028,0.058 sec   15-29
  0.120 sec   60-119
High-Ampere Arc Ignition* 0.028,0.058,0.120 sec   120+
*UL File No. E48013        
 
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