PHYSICAL CHARACTERISTICS OF SF SERIES
Type Load Capacity N/mm2 PV Limit mm2*m/S Speed Limit
m/s		 Temp.Limit
≧		 Friction Coef.
μ		 Thermal
Conductivity
W/k		 Linear
Expansion
10-6K-1
Static Dynamic Oscillating Oil Dry
SF-1X 250 140 60 50 3.6 5 -195~270 0.04~0.2 13 11
SF-1T 250 140 60 60 4.3 10 -195~260 0.03~0.18 13 11
SF-1P 250 140 60 50 1.8 2.5 -195~270 0.04~0.2 13 11
SF-1W 250 140 60 50 3.6 5 -195~270 0.04~0.2 13 11
SF-1B 250 140 60 60 4.3 5 -195~300 0.04~0.18 18 21
SF-1D 250 140 60 50 3.8 3 -195~270 0.04~0.18 16 15
SF-1S 250 140 60 50 3.6 4.5 -195~270 0.04~0.2 16 15
SF-1SS 250 140 60 40 3.0 2.5 -195~270 0.05~0.25 13 15


CHEMICAL CHARACTERISTIC OF SF SERIES
Type in air in vacuum in vapor in water weak acid medium acid strong acid in alkali
SF-1X OK OK OK OK BAD NO NO OK
SF-1T OK OK OK OK BAD NO NO OK
SF-1P OK OK OK OK BAD NO NO OK
SF-1W OK OK OK OK MEDIUM NO NO OK
SF-1B OK OK OK OK BAD NO NO OK
SF-1D OK OK OK OK OK NO NO OK
SF-1S OK OK OK OK OK OK OK OK
SF-1SS OK OK OK OK BAD NO NO OK


MMD-10 FRICTION & WEAR TEST
Type Time(h) Test Condition friction Coef
(μ)		 Temp(after test)
≧		 Wear(after test)
mm
　 v (m/s) p (N)
SF-1X 3 DRY 0.4 3.5 0.139 80 0.013
　 　 OIL 0.4 3.5 0.057 52 0.012
SF-1T 3 DRY 0.4 3.5 0.185 93 0.015
　 　 OIL 0.4 3.5 0.058 52 0.012
SF-1P 3 DRY 0.4 3.5 0.193 100 0.015
　 　 OIL 0.4 3.5 0.074 55 0.02
SF-1W 3 DRY 0.4 3.5 0.156 93 0.009
　 　 OIL 0.4 3.5 0.056 52 0.01
SF-1B 3 DRY 0.4 3.5 0.151 83 0.014
　 　 OIL 0.4 3.5 0.058 55 0.012
SF-1D 3 DRY 0.4 3.5 0.175 98 0.012
　 　 OIL 0.4 3.5 0.054 46 0.004
SF-1S 3 DRY 0.4 3.5 0.117 67 0.008
　 　 OIL 0.4 3.5 0.053 51 0.009
SF-1SS 3 DRY 0.4 3.5 0.103 66 0.005
　 　 OIL 0.4 3.5 0.066 65 0.005

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