B7217-E-T-P4S-UL

B7217-E-T-P4S-UL

size:85*150*28mm
weight:1.782 kg
Super Precision Bearings
Spindle bearing
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Product Introduction

Products Description

d
85 mm
D
150 mm
B
28 mm
Cr
93,000 N
C0r
57,000 N
Cur
5,500 N
nG Grease
8,000 1/min
nG Oil
13,000 1/min
≈m
1.782 kg

B7217-E-T-P4S-UL bearing

Product Related

This B7217-E-T-P4S-UL spindle bearing is engineered for exceptional performance in high-speed applications. It features an optimized internal design that significantly reduces friction and heat generation, allowing for sustained operation at high rotational speeds without compromising on precision. The bearing's enhanced rigidity and tight tolerances ensure minimal runout and superior dynamic performance, making it ideal for the demanding requirements of machine tool spindles and other critical machinery where accuracy is paramount. With its "UL" designation, this bearing is configured as a single universal unit, allowing for flexible mounting in tandem, back-to-back, or face-to-face arrangements, which simplifies assembly and reduces inventory management.

The design of the B7217-E-T-P4S-UL offers several key advantages that translate into improved operational efficiency and reduced maintenance costs. Its high-contact-angle geometry and ceramic balls (indicated by the "T" suffix) provide a significant increase in stiffness and durability, leading to a longer service life and fewer unexpected downtimes. The bearing's ability to maintain high precision even under heavy loads contributes directly to the production of high-quality components and minimizes rejection rates. Furthermore, the universal design simplifies stocking and component selection, providing manufacturers with greater flexibility in their designs while ensuring consistent performance across different applications.

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