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SF-2L Boundary BearingsZhejiang Fengli Drive Technology Co., Ltd.

Introduction

SF-2L Boundary Bearings is based on the SF-2 improved. With low coefficient of friction, wear resistance, long life, etc., because the product does not lead, the product can be used for food machinery and other environmental protection requirements of the occasion.

Technical Parameters

Data Code SF-2L
Material Steel+Bronze+(POM+Pb)
Applications   Products used in automotive chassis, forging machine tools, metallurgical machinery, mining machinery, water conservancy industry, steel rolling industry.
Max Load Capacity P Static Load N/mm² 110
Dynamic Load N/mm² 45
Max Line Speed V Grease Lubrication m/s 2.5
PV Value Limit Grease Lubrication N/mm²·m/s 2.8
Friction Coefficient u Grease Lubrication 0.05~0.1
Mating Axis Hardness HB ＞270
Roughness Ra 0.4~1.25
Working Temperature ℃   -60~+120
Thermal Conductivity W/mk   52
Coefficient Of Linear Xpansion   11×10-6/K
In addition to the standard products shown in the catalog, you can also provide non-standard products or order according to customer requirements.