GGB Solid bronze bearings are cylindrical bushes for lubricated applications

GGB Solid Bronze cylindrical bushes

Solid Bronze Solid Bronze Alloy Bearings according to ISO 4379

CHARACTERISTICS

  • Conventional bearing material for lubricated applications in general engineering applications
  • Suitable for oil and grease lubrication

availability

Bearing forms made to order: cylindrical bushes with bronze alloy according to ISO 4379, special parts according to ISO, DIN or customer design, special alloys
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STRUCTURE AND COMPOSITION

Solid bronze alloy bearings 

Acc. to ISO 4379

MICROSECTION

 

 

 

 

CuSn12

 

OPERATING PERFORMANCE
Dry Not recommended
Oil lubricated Good
Grease lubricated Good
Water lubricated Not recommended
Process fluid lubricated Not recommended

BEARING PROPERTIES

GENERAL   Unit Value
Maximum load, p

Static

Dynamic

N/mm2

N/mm2

200

100
Operating temperature

Min

Max

°C

°C

- 40

140
GREASE Lubricated      
Maximum sliding speed, U   m/s

2.5
Maximum pU factor

 

N/mm2 x m/s

2.8
Coefficient of friction    

0.09 - 0.15
Recommendations      
Surface roughness, Ra

 

µm

0.2 - 0.8
Surface hardness   HB

> 350

 

STRUCTURE AND COMPOSITION

Solid bronze alloy bearings 

Acc. to ISO 4379

MICROSECTION

 

 

 

 

CuSn12

 

OPERATING PERFORMANCE
Dry Not recommended
Oil lubricated Good
Grease lubricated Good
Water lubricated Not recommended
Process fluid lubricated Not recommended

BEARING PROPERTIES

GENERAL   Unit Value
Maximum load, p

Static

Dynamic

psi

psi

29 000

15 000
Operating temperature

Min

Max

°F

°F

- 40

280
GREASE LUBRICATED      
Maximum sliding speed, U   fpm

500
Maximum pU factor

 

psi x fpm

80 000
Coefficient of friction    

0.09 - 0.15
RECOMMENDATIONS      
Surface roughness, Ra

 

µin

8 - 32
Surface hardness   HB

> 350
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