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Physical Properties of TOOL-A-THANE Urethanes
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100 Modulus, psi 3700 2500 1760 1090 615 525 325 315 285 442
300% Modulus, psi ---- 6700 3675 2200 1160 1050 850 770 670 60
Tensile Strength, psi 7600 7250 6200 4900 6600 6000 5400 4600 4000 NA
Elongation at Break, % 250 350 385 445 650 575 47 440 400 >800
Hardness, Durometer Shore A -- 98 95 90 83 75 65 55 45 35
Hardness, Durometer Shore D 75 62 48 40 32 -- -- -- -- --
Specific Gravity @ 75 F 1.118 1.092 1.071 1.058 1.220 1.220 1.220 1.220 1.220 1.213
Tear Strength, D-470, lb/in 105 125 95 65 125 60 45 30 15 6
Tear Strength, graves,lb/in 1080 850 700 515 450 350 275 240 215 43
Compression Set, Method B,
%, 22 hours @ 158 degrees F 53 42 36 33 38 -- -- -- -- --
Linear Shrinkage, % 1.8 1.7 1.7 1.5 1.5 1.5 1.5 1.5 1.5 1.4
Brittleness Temp., degrees F -90 -90 -90 -90 -90 -90 -90 -90 -90 -90
Recommended % Penetration 5 10 15 25 35 40 40 40 40 40
for optimum life
Abrasion Resistance, 470 375 275 175 110 <50 <50 <50 <50 <50
NBS Index
Coefficient Friction, on 125
rms steel @ 20# load @52 fpm .22 .30 .50 .68 .80 >.80 >.80 >.80 >.80 >.80
Bashore Resistance, NBS Index 53 55 47 50 38 NA NA NA NA NA
Price lists show many standard TOOL-A-THANE URETHANE sizes with prices. Substantial quantity discounts available on all standard items. Many non standard, grades, sizes, along with special shapes and special requirements are made. Please consult the factory for any items you need that do not appear on the standard price lists.