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Bronze-Wrapped Bearing

FB091 Brass Wrapped Bushing

FB091 Brass Wrapped Bushing as the matrix material is brass, surface rolling diamond, from the oil storage effect, it has a good fatigue strength and load-bearing capacity, corrosion resistance, abrasion resistance.
The product is suitable lifting machinery, construction machinery, mining machinery, agricultural machinery, forest machinery.

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Material StructureProduct Advantages

High-density bronze roll forming or spherical oil pockets, oil hole special internal surface to reduce wear and tear to extend the use of time and good anti-corrosion function.

Standard Tolerance for Bearing (As per to DIN ISO/3547)

Standard Dia. O.D.Size Housing Bore I.D.Size Matching Shaft Diameter
10~18 +0.065
+0.030		 +0.018
0		 +0.046
0		 - 0.016
- 0.043
18~30 +0.075
+0.035		 +0.021
0		 +0.052
0		 - 0.020
- 0.020
30~50 +0.085
+0.045		 +0.025
0		 +0.062
0		 - 0.025
- 0.064
50~80 +0.100
+0.055		 +0.030
0		 +0.074
0		 - 0.030
- 0.076
80~120 +0.120
+0.070		 +0.035
0		 +0.087
0		 - 0.036
- 0.090
120~180 +0.170
+0.100		 +0.400
0		 +0.100
0		 - 0.043
- 0.106
180~250 +0.210
+0.130		 +0.046
0		 +0.115
0		 - 0.050
- 0.122
250~315 +0.260
+0.170		 +0.052
0		 +0.130
0		 - 0.056
- 0.137

Technical Parameters

Data Grade FB091
Material CuZn31Si(H68)
Applications   Application: construction machinery and machine tool, Brake system of Automobile etc.
Density g/cm³   8.4
Max Dynamic Load N/mm²   90
Max Linear Velocity V Grease m/s 1.5
Max PV Value Grease N/mm²·m/s 1.65
Pressure Strength N/mm²   >440
Yield Strength N/mm²   >230
Hardness HB   80~120
Friction Coef u   0.06~0.15
Mating Axis Hardness HRC ≥50
Roughness Ra 0.4~1.0
Working Temperature ℃   -40~+150
Thermal Conductivity W/mk   71
Coefficient Of Linear Xpansion   19.2×10-6/K
In addition to the standard products shown in the catalog, you can also provide non-standard products or order according to customer requirements.
Non-standard

Our long-term undertaking all kinds of non-standard customized products to meet our customers use requirements

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Contact Us

JIASHAN VOKE AUTO PARTS CO., LTD.

Add: No. 102, Yaoxing Road, Ganyao,
Jiashan, Zhejiang, China
Tel: 0086-0573-84686067
Tel: 18358349989
Fax: 0573-84615338
Website: www.zjvoke.com
E-mail: info@zjvoke.com

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