Elliptical Gaskets Graphite for Johnston Boilers
Description: Compared to spiral wound gaskets, Black Max seals better and has much better recovery properties. It also weighs less tan half of that of spiral gaskets and while spiral gaskets require near perfect conditions, Black Max gaskets seal on rough, pitted surfaces under less compression load.
*Can be used to replace Topog-E Series 2000,Super-G
Temperature: -400°F (-240°C) to +850°F (+454°C) ir +1200°F (+650°C) in steam
Pressure: 2000 psig (70bar)
PxT: 175,000 (6,000) 1/4"
M Factor: 2 (Smooth Flange Surface)
Y Stress: 900 psi (6 MPa) (Smooth Flange Surface)
* If the order is placed where the quantity ordered is more than the quantity available, all items "In stock" will be shipped and the remainder of the items will be shipped as soon as we receive the back ordered items.