The graphite gland compression packing GR8800R is made with special PAN yarns
- PAN yarns Inconel® wire
- Graphite Powder
- Passive Inhibitor of Corrosion
Packing braided with 100% PAN graphite yarns Inconel® wire, impregnated with colloidal graphite and passive inhibitor of corrosion. GR8800R offer a great recovery along the time because the PAN yarns do not show aging.
GR8800R is an excellent graphite packing suitable for Industrial Valve in Steam, Hydrocarbon and Petrochemical services. Avoid hot combustion gases and hot air over 450°C.
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 |
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
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 | 85.5 | 127.3 |
4 | - | 1 | 2.2 | 48.1 | 158 | 48.1 | 71.6 |
5 | 3/16 | 1 | 2.2 | 30.8 | 101 | 30.8 | 45.8 |
6 | - | 2.5 | 5.5 | 53.4 | 175 | 21.4 | 31.8 |
6.5 | 1/4 | 2.5 | 5.5 | 45.5 | 149 | 18.2 | 27.1 |
8 | 5/16 | 2.5 | 5.5 | 30 | 99 | 12 | 17.9 |
9.5 | 3/8 | 2.5 | 5.5 | 21.3 | 70 | 8.5 | 12.7 |
10 | - | 2.5 | 5.5 | 19.2 | 63 | 7.7 | 11.5 |
11 | 7/16 | 2.5 | 5.5 | 15.9 | 52 | 6.4 | 9.5 |
12 | - | 2.5 | 5.5 | 13.4 | 44 | 5.3 | 8 |
12.7 | 1/2 | 2.5 | 5.5 | 11.9 | 39 | 4.8 | 7.1 |
14 | 9/16 | 5 | 11 | 19.6 | 64 | 3.9 | 5.8 |
16 | 5/8 | 5 | 11 | 15 | 49 | 3 | 4.5 |
17.5 | 11/16 | 5 | 11 | 12.6 | 41 | 2.5 | 3.7 |
18 | - | 5 | 11 | 11.9 | 39 | 2.4 | 3.5 |
19 | 3/4 | 5 | 11 | 10.7 | 35 | 2.1 | 3.2 |
22 | 7/8 | 5 | 11 | 7.9 | 26 | 1.6 | 2.4 |
25.5 | 1 | 5 | 11 | 5.9 | 19 | 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.