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Physical Properties of TOOL-A-THANE Urethanes
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______________________________UT5__UT10__UT15__UT25__UT35__UT705__UT605__UT505__UT405__UT305
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