HOWA-TECH BEARINGS
Solid Machined Bearings
HOWA SLB
Bronze Alloy with Incorporated Solid Lubricant Plugs
Material Grade
120
150
280
480
Max. Load Capacity Dynamic
N/mm2
60
95
170
180
Max. Load Capacity Static
N/mm2
130
180
280
330
Coefficient of Friction
dry
0.08-0.12
0.10-0.12
0.10-0.15
0.12-0.17
Coefficient of Friction
greased
0.06-0.10
0.06-0.20
0.08-0.12
0.08-0.12
Max. Sliding Speed
m/s
0.6
0.4
0.4
0.2
PV Value
N/mm2*m/s
1
1
1.5
1.2
Temperature Strain
min. / max.°C
-40/250
-40/300
-40/350
-40/350
HOWA BRZ
Bronze Material in Various Alloys
Material Grade
90
120
150
280
480
Load Capacity Dynamic (Dependent on Grease Pressure Resistance)
N/mm2
50
60
70
120
120
Max. Load Capacity Static
N/mm2
130
160
220
340
400
Coefficient of Friction
greased
0.06-0.10
0.06-0.10
0.06-0.20
0.08-0.12
0.08-0.12
Max. Sliding Speed (Grease Lubricated)
m/s
3
2.5
2
2
1
Temperature Strain
min./max.°C
-40/250
-40/250
-40/300
-40/350
-40/350
HOWA COMP
Fibre Reinforced Polymer Composite
Material Grade
785
786
787
788
Compressive Strength
N/mm2
345
345
310
350
Max. Load Capacity Dynamic
N/mm2
80
80
60
80
Max. Load Capacity Static
N/mm2
200
200
180
200
Coefficient of Friction
dry
0.13-0.18
0.10-0.12
0.07-0.09
0.13-0.18
Coefficient of Friction
greased
(<0.1)
(<0.1)
(<0.1)
(<0.1)
Max. Sliding Speed (Grease Lubricated)
m/s
0.1
0.1
0.2
0.1
PV Value
N/mm2*m/s
0.75
1
1.25
0.5
Temperature Strain
min. / max.°C
-70/100
-70/100
-70/100
-70/150
HOWA COMP FG
PTFE Lining with Fibreglass Backing
Compressive Strength
N/mm2
350
Max. Load Capacity Dynamic
N/mm2
140
Max. Load Capacity Static
N/mm2
210
Coefficient of Friction
dry
0.04-0.1
Max. Sliding Speed (Grease Lubricated)
m/s
0.1
PV Value
N/mm2*m/s
1.5
Temperature Strain
min. / max.°C
-70/140
HOWA STL
Hardened Bearing Steel
Max. Load Capacity Dynamic (Depandant on Grease Pressure Resistance)
N/mm2
150
Max. Load Capacity Static
N/mm2
400
Coefficient of Friction
greased
0.15-0.3
Max. Sliding Speed (Grease Lubricated)
m/s
0.2
PV Value
N/mm2*m/s
1.5
Temperature Strain
min. / max.°C
-30/300
HOWA STL-MN
Hardened Manganese Steel