Table of Properties-Non-Metallic Materials

Acetal Vulcanized Fibre Glass Epoxy G10 Glass Melamine G9
Dielectric Strength/v/mill
(short time)
400-465 150-250 400 350
Dielectric Constant @ 1000 kc 3.7 4-7 5.4 7.5
Power Factor @ 1000 kc 0.03-0.08 0.015 0.08
Tensile Strength (psi) 10,000 6,000-12,000 35,000 37,000
Shear Strength (psi) 11,000-15,000 19,000
Compressive Strength (psi) 18,000 20,000-30,000 55,000(flat) 65,000(flat)
Elongation (%) 30
Flexural Strength (psi) 14,000 12,000-20,000 80,000(flat) 65,000(flat)
Modulus of Elasticity (psi) 350,000 750,000 2,200,000 2,300,000
Hardness R118 R60-100 M 100 M 120
Specific Gravity 1.42 1.0-1.5 1.8 1.9
Thermal Conductivity
      (BTU/hr/ft²/°F/ft)
0.25 0.17 0.29
Specific Heat (BTU/lb/°F) 0.37 0.26
Resistance to Continuous Heat °F 212 212 280 300
Water Absorbtion % 0.12 15-25 0.15 0.2

Glass SIlicone G7 Kapton Mica Mylar
Dielectric Strength/v/mill
(short time)
350-400 7,000 3,000-6,000

4,000

Dielectric Constant @ 1000 kc 4.2 3.5 6.5-8.7 3
Power Factor @ 1000 kc 0.0005 0.016
Tensile Strength (psi) 18,000-23,000 25,000 20,000
Shear Strength (psi) 17,000
Compressive Strength (psi) 245,000
Elongation (%) 70 75
Flexural Strength (psi) 20,000-23,000
Modulus of Elasticity (psi) 1,200,000 25,000,000
Hardness M 100 80-150 SDH
Specific Gravity 1.7 1.42 2.6-3.2 1.38
Thermal Conductivity
      (BTU/hr/ft²/°F/ft)
0.17 0.09 0.09
Specific Heat (BTU/lb/°F) 0.26 0.207
Resistance to Continuous Heat °F 460 750 1,050 300
Water Absorbtion % 0.2-0.3 2.9 4.5 <0.5

Neoprene Nylon PCTFE
Pure
(1)
Moly-Sulfide (M)
Dielectric Strength/v/mill
(short time)
385 356 530
Dielectric Constant @ 1000 kc 3.4 2.4
Power Factor @ 1000 kc 0.04
Tensile Strength (psi) 1,500 10,500 12,300 4,600-5,700
Shear Strength (psi) 9,600 5,800
Compressive Strength (psi) 13,000 32,000-80,000
Elongation (%) 300 90 5-150 150
Flexural Strength (psi) 13,800 18,000 8,200
Modulus of Elasticity (psi) 400,000 575,000 180,000
Hardness 50-70 SHA R115 R115 R113
Specific Gravity 1.23 1.14 1.16 2.1
Thermal Conductivity (btu/hr/ft²/°F/ft)
0.14 0.15
Specific Heat (BTU/lb/°F) 0.4 0.22
Resistance to Continuous Heat °F 175 300 400 390
Water Absorbtion % 1.5 1.5 0.005

Phenolic
LE CE XXXP
Dielectric Strength/v/mill
(short time)
225 225 325
Dielectric Constant @ 1000 kc 4.30 Avg.
Power Factor @ 1000 kc 5.2 5.5 3.2
Tensile Strength (psi) 10,000-14,000 9,000-12,000 13,500
Shear Strength (psi) 11,000-15,000 11,000-15,000 7,000
Compressive Strength (psi) 37,000(flat) 37,000(flat) 36,000(flat)
Elongation (%)
Flexural Strength (psi) 20,000(flat) 16,000(flat) 19,000(flat)
Modulus of Elasticity (psi) 1,000,000 1,000,000 1,000,000
Hardness M 113 M 108 M 110
Specific Gravity 1.33 1.36 1.35
Thermal Conductivity
      (BTU/hr/ft²/°F/ft)
0.17 0.17 0.17
Specific Heat (BTU/lb/°F) 0.4 0.4
Resistance to Continuous Heat °F 250 250 250
Water Absorbtion % 1.3 1.6 0.8

Polyethylene
(High-Density)
PVC Santoprene PTFE
Dielectric Strength/v/mill
(short time)
460 425 480
Dielectric Constant @ 1000 kc 2.3 3.4 2
Power Factor @ 1000 kc <.0005 <.0005
Tensile Strength (psi) 3,100-5,500 5,900-7,500 640 800
Shear Strength (psi)
Compressive Strength (psi) 2,500 10,000 1,700
Elongation (%) 15-100 2.0-4.0 330 110
Flexural Strength (psi) 4,000 13,000
Modulus of Elasticity (psi) 150,000 600,000 58,000
Hardness 60-70 SDH 65-85 SDH 55 SDH 50-70 SDH
Specific Gravity .941-.965 1.46 0.99 2.1-2.3
Thermal Conductivity
      (BTU/hr/ft²/°F/ft)
0.15
Specific Heat (BTU/lb/°F) 0.25
Resistance to Continuous Heat °F 250 160 212 500
Water Absorbtion % <0.015 0.07-0.4 0.005
This data has been obtained from numerous sources. While it is believed to be correct,
we cannot assume responsibility for its use.

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