PROPERTY

UNIT

ASTM
TEST
METHOD

GT 110

GT 112

GT 116

GT 131

GT 135

GT 140

GT 142

GT 160

GT 170

GT 180

GC 130

GC 140

WEIGHT
(Typical)

oz/sy
(g/m)

ASTM
D5261

10.0
(339)

12.0
(407)

16.0
(542)

3.1
(105)

3.5
(119)

4.0
(136)

4.2
(142)

6.0
(203)

7.0
(237)

8.0
(271)

3.8
(129)

4.2
(143)

GRAB
TENSILE

lbs.
(kN)

ASTM
4632

250
(.11)

300
(1.33)

380
(1.69)

80
(.35)

92
(.42)

100
(.445)

120
(.533)

160
(.711)

180
(.80)

205
(.911)

90
(.40)

102
(.453)

GRAB
ELONGATION

ASTM
4632

50

50

50

50

50

50

50

50

50

50

50

50

TRAPEZOID
TEAR

lbs.
(kN)

ASTM
4533

100
(.444)

115
(.511)

145
(.644)

25
(.11)

40
(.178)

50
(.222)

50
(.222)

65
(.289)

75
(.333)

85
(.378)

35
(.155)

45
(.20)

PUNCTURE
RESISTANCE

lbs.
(kN)

ASTM
4833

160
(.711)

180
(.80)

240
(1.07)

30
(.13)

60
(.267)

65
(.289)

70
(.311)

90
(.40)

105
(.467)

130
(.578)

55
(.244)

60
(.247)

MULLEN
BURST

psi
(kPa)

ASTM
3786

520
(3583)

>600
(4134)

800
(5512)

130
(896)

200
(1378)

215
(1481)

240
(1654)

315
(2170)

350
(2412)

400
(2756)

180
(1240)

----

PERMITTIVITY¹

1/sec

ASTM
4491

1.2

1.0

0.7

2.2

2.2

2.0

1.8

1.6

1.5

1.4

----

----

WATER
FLOW

gpm/ft²
(1/min/m²)

ASTM
4491

80
(3251)

75
(3055)

50
(2035)

150
(6095)

150
(6095)

140
(5689)

120
(4885)

110
(4480)

100
(4074)

90
(3657)

----

----

A.O.S.

U.S. Sieve
(mm)

ASTM
4751

100
(.150)

100
(.150)

100
(.150)

50
(.30)

70
(.212)

70
(.212)

70
(.212)

80
(.180)

80
(.180)

80
(.180)

----

----

U.V.
RESISTANCE

ASTM
4355

70/500

70/500

70/500

70/500

70/500

70/500

70/500

70/500

70/500

70/500

70/500

70/500

ASPHALT
RETENTION

gal/yd²

0.2

0.2

MELTING
POINT

F^o
(C^o)

300
(149)

300
(149)