“M & Y” Factors
Thickness “m” “y”
inches mm psi N/mm2 kgf/mm2
COMPRESSED
NON-ASBESTOS
3000 1/16 1.6 4.2 3050 21.0 2.14
1/8 3.2 5.2 4400 30.3 3.09
3001 1/16 1.6 4.5 2200 15.2 1.55
1/8 3.2 4.5 3600 24.8 2.53
3200/3400 1/16 1.6 3.5 2100 14.5 1.48
1/8 3.2 6.6 3000 20.7 2.11
3300 1/16 1.6 2.1 3050 21.0 2.14
1/8 3.2 4.0 3500 24.1 2.46
3700 1/16 1.6 3.5 2800 19.3 1.97
1/8 3.2 6.7 4200 29.0 2.95
CP-3900 1/16 1.6 1.5 1800 12.4 1.27
1/8 3.2 1.5 3600 24.8 2.53
IFG-5500 1/16 1.6 6.6 2600 17.9 1.83
1/8 3.2 6.6 3300 22.8 2.32
IFG-5507 1/16 1.6 3.5 2400 16.5 1.69
1/8 3.2 5.5 3900 26.9 2.74
HTC-9800 1/16 1.6 3.5 2350 16.2 1.65
1/8 3.2 8.0 3200 22.1 2.25
HTC-9850 1/16 1.6 6.5 2550 17.6 1.79
1/8 3.2 8.0 2800 19.3 1.97
G-9900 1/16 1.6 4.5 4100 28.3 2.88
1/8 3.2 6.0 4100 28.3 2.88
ST-706 1/16 1.6 11.4 4800 33.1 3.37
1/8 3.2 22 6500 44.8 4.57
Thickness “m” “y”
inches mm psi N/mm2 kgf/mm2
GYLON®
3500 Fawn 1/16 1.6 5.0 2750 19.0 1.93
1/8 3.2 5.0 3500 24.1 2.46
3504 Blue 1/16 1.6 3.0 1650 11.4 1.16
1/8 3.2 2.5 3000 20.7 2.11
3/16 4.8 2.5 3000 20.7 2.11
1/4 6.4 2.5 3000 20.7 2.11
3510 Off-White 1/16 1.6 2.0 2350 16.2 1.65
1/8 3.2 2.0 2500 17.2 1.76
3530 Black 1/16 1.6 2.8 1650 11.4 1.16
3540 1/16 1.6 3.0 1700 11.7 1.20
1/8 3.2 3.0 2200 15.2 1.55
3/16 4.8 2.0 2200 15.2 1.55
1/4 6.4 2.0 2500 17.2 1.76
3545 1/16 1.6 2.6 1500 10.3 1.05
1/8 3.2 2.0 2200 15.2 1.55
3/16 4.8 2.0 2200 15.2 1.55
1/4 6.4 7.0 3700 25.5 2.60
3565 ENVELON® 1/16 1.6 2.8 1400 9.7 0.98
1/8 3.2 3.7 2300 15.9 1.62
3/16 4.8 5.5 2800 19.3 1.97
1/4 6.4 6.0 2800 19.3 1.97
Diaphragm 3524 .030 0.8 5.0 2000 13.8 1.41
.050 1.3 5.0 2000 13.8 1.41
HP 3560 1/16 1.6 5 3500 24.1 2.46
1/8 3.2 5 4000 27.6 2.81
HP 3561 1/16 1.6 5 3500 24.1 2.46
1/8 3.2 5 4000 27.6 2.81
Glass Filled PTFE
9405 1/16 1.6 2.6 1550 10.7 1.09
1/8 3.2 3.0 1800 12.4 1.27
3535 Joint Sealant 1/4 6.4 2 3000 20.7 2.11
Thickness “m” “y”
inches mm psi N/mm2 kgf/mm2
GRAPH-LOCK®
3123 (Homogeneous) 1/16 1.6 2.0 2500 17.2 1.76
1/8 3.2 2.0 2500 17.2 1.76
3124 (Wire-Inserted) 1/16 1.6 2.0 2500 17.2 1.76
1/8 3.2 2.0 2500 17.2 1.76
3125SS 1/16 1.6 6.5 3300 22.8 2.32
1/8 3.2 11.8 5900 40.7 4.15
3125 TC 1/16 1.6 2.6 2500 17.2 1.76
1/8 3.2 6.0 3000 20.7 2.11
Utility Grade
2900 1/16 1.6 10 5000 34.5 3.52
1/8 3.2 24 7000 48.3 4.92
2930 1/16 1.6 6.0 4500 31.0 3.16
2950 1/16 1.6 4.5 3000 20.7 2.11
1/8 3.2 7.0 4000 27.6 2.81
Compressed Asbestos
900 1/16 1.6 3.5 3000 20.7 2.11
900T 1/8 3.2 4.0 4000 27.6 2.81
VEGETABLE FIBER
660 1/16 1.6 2.2 1000 6.9 0.70
1/8 3.2 2.2 2000 13.8 1.41
681 1/16 1.6 9.2 2700 18.6 1.90
1/8 3.2 5.5 2400 16.5 1.69
All factors were developed with procedures from ASTM F-586 at leak rates of less than 1 cc/min.
with nitrogen gas as the test medium.
® REGISTERED TRADEMARKS
Garlock Sealing Technologies Inc.