Phenolite® Paper Base Laminate specifications

NEMA GRADE X X XP XX XXX FR-1
PHENOLITE GRADE X-116 XN-152 XP-240 XX-324 XXX-409 X-123FR
Density, GM/CC 1.35 1.39 1.33 1.34 1.30 1.39
Specific Volume, CUIN/LB 20.5 20.0 20.8 20.6 21.3 20.7
Lbs. per Sq. Ft., 1/8" Thick .87 .91 .86 .87 .84 .91
Tensile Strength, PSI, Lengthwise 20,000 18,000 11,000 16,000 15,000 18,000
Tensile Strength, PSI, Crosswise 16,000 14,000 8,500 13,000 12,000 14,000
Comprehensive Strength, PSI, Flatwise 36,000 31,000 20,000 34,000 32,000 30,000
Flexural Strength, PSI, Lengthwise 28,000 23,700 18,000 18,000 18,000 25,000
Flexural Strength, PSI, Crosswise 23,000 17,000 15,000 14,000 14,000 23,000
Modulus of Elasticity in Flexure x 10^5 (Lengthwise) 18 14 9 14 13 14
Modulus of Elasticity in Flexure x 10^5 (Crosswise) 13 11 7 11 10 11
Impact Strength, IZOD Edgewise, ft lbs./in notch, Lengthwise .9 .6 1.1 .5 .5 .9
Impact Strength, IZOD Edgewise, ft lbs./in notch, Crosswise .7 .5 .9 .5 .5 .8
Rockwell Hardness, M Scale 110 101 81 105 110 100
Bond Strength, lbs. 900 950 --- 1,100 1,200 ---
Dielectric strength---Perpendicular to laminations short time, volts/mil, 1/16" 700 --- 800 700 700 600
Dielectric strength---Perpendicular to laminations short time, volts/mil, 1/8" 500 --- 500 500 500 400
Dielectric strength---Parallel to laminations kilovolts, step by step 1/8" cond. A 50 33 60 50 65 60
Dielectric strength---Parallel to laminations kilovolts, step by step 1/8" Cond. D 48/50 5 5 11 10 15 --
Dissipation Factor, 10^6 cycles---Condition A .045 .058 --- .040 .034 .058
Dissipation Factor, 10^6 cycles---Condition D 24/23 .05 .068 --- .046 .038 .068
Dielectric constant, 10^6 cycles---condition A 6.0 6.0 --- 5.3 47 6.0
Insulation Resistance, Megohms, Cond, C96/35/90 --- --- --- 60 1,000 ---
Arc Resistance, seconds --- --- --- --- --- ---
Thermal Conductivity, CAL/SEC/CM2/Celcius/CM --- --- 7.0 X 10^-4 ---
NEMA GRADE X X XP XX XXX FR-1
PHENOLITE GRADE X-116 XN-152 XP-240 XX-324 XXX-409 X-123FR
Specific Heat CAL/GM/Celcius <--- --- .35 to .40 --->
Heat Resistance Farenheit, short time 275 250 275 300 300 250
Heat Resistance, Farenheit, Continuous 250 200 250 250 250 200
Thermal Expansion in/in/F x 10^-5(Lenghwise) 1.1 .7 .8 .9 .9 .7
Thermal Expansion in/in/F x 10^-5(Crosswise) 1.4 1.2 1.2 1.3 1.3 1.2
Water Absirotuib % 24 hours 1/16 4.0 1.7 3.6 1.3 .8 4.0
As above in 1/8" 2.3 1.0 2.2 .9 .8 .5
As above in 1/2" .9 .8 --- .5 .3 ---
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