Style 399 Black-Pak I

CONSTRUCTION:
A special packing made for severe services to handle difficult fluid applications. BLACK-PAK  is manufactured from special filament yarns of graphite which is inherently self-lubricating. Each fiber is twisted together and braided in a Crosslocked construction, the structure is impregnated with a fine power of submicron graphite.

SPECIFICATIONS:

Temperature :-200°F(-130°C) to +800°F(+471°C) in atmosphere +5000°F(+2540°C) in Non-Oxidizing Agents
PH VALUE :0 to 14
Speed :to 5000 FPM (25m/sec)

RECOMMENDATIONS :
For usage in Centrifugal and Reciprocating pumps, Mixers, Agitators and Valves. STYLE 399 is impervious to destructive corrosives, acids, alkalies and caustics. It has a low coefficient of friction and is a heat conductor which provides ideal service for boiler feed pumps, continuous digesters, reciprocating plunger pumps and expansion ioints.

ADVANTAGES :
Non abrasive, Extreme Chemical resistance, Conductive, High heat resistant, High speed packing.

SIZEin1/83/161/45/163/87/161/29/165/811/163/413/167/818/161
mm3.24.86.47.99.511.112.714.315.917.519.120.622.223.825.4
LENGTH
(±10%)
ft/lb1558152342517129.67.55.33.83.0
M/Kg10454.434.922.816.711.48.066.45.033.562.552