The Gland Packing GR80SGR is braided with flexible expanded graphite Sigraflex® meets the Low Emission VDI 2440 requirements and is able to preserve for a long time the recovery and the sealing performance without retightening. This packing guarantees a very low weight loss (requirement EN 14772, section 6.7) and great sliding property. GR80SGR, that
100% flexible expanded graphite Sigraflex® impregnated with passive inhibitor of corrosion and solid lubricants.
Valve Packing
P bar | Ibf/in2 | Vm/S | f/pm | pH | T°C | °F | |
---|---|---|---|---|---|---|---|
![]() | 500 | 7500 | 1 | 200 | 0 ÷ 14(3) | -200 ÷ 450 (1) / 650 (2) | -328 ÷ 840 (1) / 1200 (2) |
![]() | 100 | 1500 | 1,5 | 300 | 0 ÷ 14(3) | -200 ÷ 450 (1) / 650 (2) | -328 ÷ 840 (1) / 1200 (2) |
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sezione mm | sezione inch | kg/box | lbs/box | mt/box | ft/box | mt/kg | ft/lbs |
---|---|---|---|---|---|---|---|
3 | 1/8 | 1 | 2.2 | 72 | 238 | 72 | 108 |
4 | - | 1 | 2.2 | 40 | 182 | 40 | 60 |
5 | 3/16 | 1 | 2.2 | 26 | 86 | 26 | 39 |
6 | - | 2.5 | 5.5 | 45 | 149 | 18 | 27 |
6.5 | 1/4 | 2.5 | 5.5 | 38 | 125 | 15.2 | 22.8 |
8 | 5/16 | 2.5 | 5.5 | 25 | 83 | 10 | 15 |
9.5 | 3/8 | 2.5 | 5.5 | 18 | 59 | 7.2 | 10.8 |
10 | - | 2.5 | 5.5 | 16 | 53 | 6.4 | 9.6 |
11 | 7/16 | 2.5 | 5.5 | 13 | 43 | 5.2 | 7.8 |
12 | - | 2.5 | 5.5 | 11 | 36 | 4.4 | 6.6 |
12.7 | 1/2 | 2.5 | 5.5 | 10 | 33 | 4 | 6 |
14 | 9/16 | 5 | 11 | 16 | 53 | 3.2 | 4.8 |
16 | 5/8 | 5 | 11 | 13 | 43 | 2.6 | 3.9 |
17.5 | 11/16 | 5 | 11 | 11 | 36 | 2.2 | 3.3 |
18 | - | 5 | 11 | 10 | 33 | 2 | 3 |
19 | 3/4 | 5 | 11 | 9 | 30 | 1.8 | 2.7 |
22 | 7/8 | 5 | 11 | 7 | 23 | 1.4 | 2.1 |
25.5 | 1 | 5 | 11 | 5 | 17 | 1.0 | 1.5 |