The gland compression packing GR80SG HP is braided with pure flexible expanded graphite yarns, impregnated with a special compound rich of colloidal graphite and passive inhibitor of corrosion.
Soft graphite packing, flexible and easy to install, GR80SG HP is the needful packing for the maintenance Teams
Suitable for valves and pumps. The valve’s pressure has to be less 100 bar if the packing is not assisted by high pressure wiper rings. GR80SGS is suitable also for dynamic applications if assisted by harder wiper rings.
P bar | Ibf/in2 | Vm/S | f/pm | pH | T°C | T°F | |
---|---|---|---|---|---|---|---|
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300 | 4500 | 1 | 200 | 0 ÷ 14 | -100 ÷ 450 / 650 | -150 ÷ 840 / 1200 |
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20 | 300 | 2 | 400 | |||
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20 | 300 | 25 | 5000 |
Never use the product to the maximum temperature and pressure associated. Consult the manufacturer for further information
The peak temperature can be sustained for short exposures
With weakly oxidizing agents and hot air the temperature must be limited to 450 ° C
With steam and non-oxidizing fluids the temperature must be limited to 650 ° C
Graphite and carbon cannot be used with oxidizing fluids
Other gasketing sheet dimensions and thicknesses are available on request
sezione mm | sezione inch | kg/box | lbs/box | mt/box | ft/box | mt/kg | ft/lbs |
---|---|---|---|---|---|---|---|
3 | 1/8 | 1 | 2.2 | 85.5 | 280.4 | 85.5 | 127.3 |
4 | - | 1 | 2.2 | 48.1 | 157.7 | 48.1 | 71.6 |
5 | 3/16 | 1 | 2.2 | 30.8 | 100.9 | 30.8 | 45.8 |
6 | - | 2.5 | 5.5 | 53.4 | 175.3 | 21.4 | 31.8 |
6.5 | 1/4 | 2.5 | 5.5 | 45.5 | 149.3 | 18.2 | 27.1 |
8 | 5/16 | 2.5 | 5.5 | 30 | 98.6 | 12 | 17.9 |
9.5 | 3/8 | 2.5 | 5.5 | 21.3 | 69.9 | 8.5 | 12.7 |
10 | - | 2.5 | 5.5 | 19.2 | 63.1 | 7.7 | 11.5 |
11 | 7/16 | 2.5 | 5.5 | 15.9 | 52.1 | 6.4 | 9.5 |
12 | - | 2.5 | 5.5 | 13.4 | 43.8 | 5.3 | 8 |
12.7 | 1/2 | 2.5 | 5.5 | 11.9 | 39.1 | 4.8 | 7.1 |
14 | 9/16 | 5 | 11 | 19.6 | 64.4 | 3.9 | 5.8 |
16 | 5/8 | 5 | 11 | 15 | 49.3 | 3 | 4.5 |
17.5 | 11/16 | 5 | 11 | 12.6 | 41.2 | 2.5 | 3.7 |
18 | - | 5 | 11 | 11.9 | 38.9 | 2.4 | 3.5 |
19 | 3/4 | 5 | 11 | 10.7 | 35 | 2.1 | 3.2 |
22 | 7/8 | 5 | 11 | 7.9 | 26.1 | 1.6 | 2.4 |
25.5 | 1 | 5 | 11 | 5.9 | 19.4 | 1.2 | 1.8 |
The weight per meter and the packaging's weight may have a tolerance of +/- 10%. Other sizes and packaging are available on demand.