ASTM Test | Typical Physical Properties |
Shore Hardness | Shore A 30 to Shore D 65 |
Elongation, % | Up to 800 |
Tensile strength, psi | Up to 4000 |
Tear strength, psi | 250 - 600 |
100% Modulus, psi | 900 - 2000 |
300% Modulus, psi | 1000 - 3000 |
Taber Abrasion, mg (1000 gms, 1000 revs, H-18 wheels) | loss < 200 |
Flexibility / Crack Bridging, -26¡ÆC | > 1/8 inch, pass |
Moisture Vapor Transmission,perms @ 30 mils | 0.025 |
CLTE | 13.4 X 10-5 / ¡Æ C |
Dielectric constant, 1Mhz | 3.5 - 4.5 |
Gel time, sec | 2013-02-15 |
Tack free, sec | 10 - 60 |
Open to traffic, hours | 1 |
Elcometer Adhesion, psi | |
concrete, dry | 400 |
concrete, primed | > 1000 |
steel, 2 mil blast | > 2000 |
Àç·á | § / m -¨¬C |
Polyurea, typical | 4 - 13 |
Steel | 12 - 13 |
Concrete | 9 - 11 |
Glass | 8 - 10 |
Plywood | 5 - 6 |
Vinyl Ester | 18 - 20 |
FRP | 27 - 29 |
Polyurethane, typical | 100 - 150 |
Epoxy | 35 - 55 |
UHMW PE | 22 - 31 |
»ùÇøí | Maximum burst | Thickness (in) | ||
---|---|---|---|---|
psig | bar | inch | mm | |
GSS | 157 | 10.8 | 0.075 | 1.905 |
163 | 11.2 | 0.067 | 1.7018 | |
GHS | 124 | 8.5 | 0.074 |
1.8796 |
166 | 11.4 | 0.088 | 2.2352 | |
BSS | 650 | 44.8 | 0.167 | 4.2418 |
Æú¸®¿ì·¹¾ÆÀÇ ¸¶Âû°è¼ö´Â 0.009 - 0.011·Î ¸Å¿ì À۾Ƽ ¶óÀÌ´× µÎ²²·Î ÀÎÇÑ ÃÖ¼ÒÇÑÀÇ °ü°æ Ãà¼Ò°¡ ÀÖÀ» ¼ö ÀÖÁö¸¸,¿ÀÈ÷·Á À¯¼ÓÀº Áõ´ëµÇ¾î Åë¼ö´É·ÂÀº Çâ»óµÊ.
Coefficient of Friction: Manning
Coefficient of Friction | ||||
---|---|---|---|---|
ASTMD 1898, stainless steel platen |
||||
Smooth finish | 0.147-0.15 | |||
Orange peel | 0.25-0.40 | |||
Textured | 0.40-0.75 | |||
Polyrthylene(reference) | 0.20 | |||
ASTMD 2047, dry & wet leather |
||||
Dry | Wet | |||
Smooth | 0.85 | 0.64 | ||
Medium texture | 0.93 | >1.20 | ||
Heavy texture | 0.93 | >1.20 | ||
Manning Coefficient : Polyurea |
0.009-0.011 |
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