B2 - Schoonover, Inc.

General
Vacuum Fittings
Seals
Seal Material
Temperature
Reusable
Elastomer
NBR ¡C -30 Ð +90 Yes
CR ¡C -40 Ð +100 Yes
FPM ¡C -15 Ð +150 / +200 * Yes
Metal
Indium ¡C -196 Ð +60 Yes
Aluminum ¡C -196 Ð +200 No
Copper ¡C -196 Ð +200 No
Silver-plated copper ¡C -270 Ð +450 No
Gold-plated copper ¡C -270 Ð +450 No
* Not guaranteed
Code Designation
Chemical Designation
Typical Trade Name
NBR Acrylonitrile-butadiene rubber Perbunan¨
CR Neoprene¨ Ñ
FPM Fluorcaoutchouc Viton¨
Pressure Range
Code Designation
Pressure Range Tightness
[mbar – bar] [mbar l/s] Centering Connection
ISO-KF Aluminum 10 -7 Ð 2.5 10 -8 inside Clamping ring/rapid clamping ring
10 -7 Ð 5 10 -8 outside Clamping ring/rapid clamping ring
10 -7 Ð 10 10 -8 outside Clamping element/chain clamp
Stainless steel 10 -8 Ð 2.5 10 -9 inside Clamping ring/rapid clamping ring
10 -8 Ð 5 10 -9 outside Clamping ring/rapid clamping ring
10 -8 Ð 10 10 -9 outside Clamping element/chain clamp
ISO-K Stainless steel 10 -8 Ð 2.5 10 -9 inside Clamping screw, claw grips
CF-F/R Stainless steel 10 -12 Ð 1 10 -9 Ñ Screws
Stainless Steel
German Material No.
AISI
SAE
DIN Designation
1.4301 304 X5CrNi 18 10
1.4429 316 LN X2CrNiMoN 17 13 3
1.4435 316 L X2CrNiMo 18 14 3
1.4571 316 Ti X6CrNiMoTi 17 12 2
B9
B9.3