Pillow block bearing with is composed of insert bearing and housing two parts, the bearing outer ring is usually made into a spherical shape, can be matched into the corresponding concave spherical bearing housing to play the role of aligning. This kind of product has the advantages of automatic self-aligning function, large load capacity, long service life, good sealing and so on. The structure of the Pillow block bearing is diverse, and the commonly used bearing housing are vertical housing (P type), square housing(F type), convex square housing(FS type), convex circular housing(FC type), diamond housing(FL type), ring housing(C type), slide block housing(T type) and so on. Bearing housing do generally use cast iron, cast steel and other materials, the overall outer spherical bearing usually has excellent rigidity, can effectively prevent the deformation of the bearing, coupled with double sealing, so it can be used in harsh environments.
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