PROPERTIES OF NYLON RODS

Property Condition Test Method Unit Value
Specific Gravity Dry ASTM D792 - 1.12.1.14
Water absorption 24 hrs. Dry ASTM D 570 % 3.5
Saturation Dry ASTM D570 % 8.5 - 10.0

MECHANICAL PROPERTIES

Property Condition Test Method Unit Value
Tensile Strength Dry ASTM D638 Kg/cm2 800
Tensile Strength Moist* ASTM D638 Kg/cm2 500
Elongation at break Dry ASTM D638 % 30-100
Elongation at break Moist* ASTM D638 % 200-300
Modulus of elasticity Dry ASTM D638 Kg/cm2 23000
Modulus of elasticity Moist* ASTM D638 Kg/cm2 6000-13000
Flexural Strength Dry ASTM D Kg/cm2 1100-1150
Notched Impact Strength Izod - ASTM D Cm - Kg/cm2 3-6
Shore Hardness Dry DIN 53505 Scale D 65
Coefficient of friction (nylon / steel) no lubrication - - - 0.3-0.4
Initial lubrication - - - 0.05 - 0.1

THERMAL PROPERTIES

Property Condition Test Method Unit Value
Melting Point Dry ASTM D569 0C 210 - 216
Flammability Dry ASTM D635 - Self. Ext.
Heat Distortion Temperature 66psi Dry ASTM D648 0C 145 - 160
Heat Distortion Temperature 265psi Dry ASTM D648 0C 65
Maximum service temperature continuous Dry - 0C 90
Intermittent Dry - 0C 130
Coefficient of thermal expansion Dry ASTM D696 106 / 0C 100 - 120

ELECTRICAL PROPERTY

Property Condition Test Method Unit Value
Dielectric Strength Dry ASTM D149 V/Mill 400