Ferrofluidic Seals
(FerroSeals)

Magnetic Fluid Seal

Ferrofluidic Seals (FerroSeals)

Solid Shaft FerroSeals

Flange Mount FerroSeals

Model Number Standard SFL006
NN		 SFF006
NN		 SFL010
NN		 SFF010
NN		 SFL012
NN		 SFF012
NN		 SFL020
NN		 SFF020
NN
Water Cooling SFL006
WN		 SFF006
WN		 SFL010
WN		 SFF010
WN		 SFL012
WN		 SFF012
WN		 SFL020
WN		 SFF020
WN
Shaft Diameter 006 010 012 020
A 6 ＋0 10 ＋0 12 ＋0 20 ＋0
－0.018 －0.022 －0.027 －0.033
B 97.5 119.5 133.5 151.5
C 57.5 69.5 73.5 81.5
D 38 44 48 63
E D0.5×L12
(flat)		 W3×D1.8
×L14		 W4×D2.5
×L20		 W6×D3.5
×L25
F 20 25 30 35
J 80 80 90 105
K 10 10 10 10
L 18 24 27 31
N PD60/4-φ 10 PD60/4-φ 10 PD70/4-φ 10 PD85/4-φ 10
Housing End O-ring G25 G30 G35 G50
Water Cooling Hole Dimensions PT1/8 PT1/8 PT1/8 PT1/8
Allowable Transmission Torque [N-m] 0.95 0.95 6.1 6.1 12 12 60 60
Reference Ultimate Pressure [Pa] 10-6
Operating Temperature Range [℃] Room temperature to 80
Gas Compatibility Inert Gas Reactive Gas Inert Gas Reactive Gas Inert Gas Reactive Gas Inert Gas Reactive Gas
Housing Material SUS303 SUS304 SUS303 SUS304 SUS303 SUS304 SUS303 SUS304
Shaft Material SUS630 SUS630 SUS630 SUS630 SUS630 SUS630 SUS630 SUS630
O-ring Material Viton O-ring

Option：Conflat flange type

Values in the data tables are the result of our test ,or calculation and not guaranteed