Expanded Graphite Valve Packing GR80SGR EVO

Expanded Graphite Packing GR80SGR EVO

Features

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

Composition

100% flexible expanded graphite Sigraflex® impregnated with passive inhibitor of corrosion and solid lubricants.

Applications

Valve Packing

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 P barIbf/in2Vm/Sf/pmpHT°C°F
500750012000 ÷ 14(3)-200 ÷ 450 (1) / 650 (2)-328 ÷ 840 (1) / 1200 (2)
10015001,53000 ÷ 14(3)-200 ÷ 450 (1) / 650 (2)-328 ÷ 840 (1) / 1200 (2)







(1) Temperature has to be lower than 450°C with mild oxidizers and hot air
(2) With Steam
(3) Avoid the strong oxidizers
(4) Avoid the product's use at the maximum temperature and pressure associated values without consult the manufacturer
sezione mmsezione inchkg/boxlbs/boxmt/boxft/boxmt/kgft/lbs
31/812.27223872108
4-12.2401824060
53/1612.226862639
6-2.55.5451491827
6.51/42.55.53812515.222.8
85/162.55.525831015
9.53/82.55.518597.210.8
10-2.55.516536.49.6
117/162.55.513435.27.8
12-2.55.511364.46.6
12.71/22.55.5103346
149/1651116533.24.8
165/851113432.63.9
17.511/1651111362.23.3
18-511103323
193/45119301.82.7
227/85117231.42.1
25.515115171.01.5
(1) Packaging +/- 10 % in weight
(2) Customized sizes and packaging are available on demand