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| NEMA X is a low cost general purpose laminate with high mechanical strength used for terminal boards, switch bases, washers, panels, and other structural parts. |
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A mechanical grade of paper laminate impregnated and cured with phenolic resin. |
Sheet sizes 36 x 72, 36 x 48, 48 x 48, 48 x 96, and 48 x 108 in thicknesses .031 in. to 2.25 in.; cut and fabricated per drawing . |
Natural & Black |
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Density |
88 lbs/ft3 - .051 lbs/in3 |
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Maximum operating temperature |
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electrical |
266° F (130° C) |
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mechanical |
266° F (130° C) |
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Water absorption |
2.4% |
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Hardness (Rockwell M) |
110 |
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Compressive strength |
44,000 psi |
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Tensile strength |
25,000 psi |
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Flexural strength |
30,000 psi |
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Shear (flatwise) |
14,000 psi |
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Impact strength - Izod edgewise with grain |
0.8 ft-lb/in |
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Dielectric strength |
450 vpm |
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Dielectric constant (@ 106 cycles per second) |
6.4 |
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Volume resistivity |
n/a |
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Arc resistance |
n/a |
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Parallel dielectric |
50kv |
