Precision bearings according to ISO grading standards are divided into: P0, P6, P5, P4, P2. Rank higher in turn, where P0 is the general accuracy, other grades are precision level. Of course, different classification standards, different types of bearings, their classification method somewhat different, but the meaning is to the. The use of performance requirements of precision bearings rotating body with high runout accuracy, high-speed rotation and small changes in friction and friction.
2013年7月25日星期四
Sales Swedish SKF spherical roller bearings
44 SKF Bearing manufacturer deep groove ball bearings common suffix CN: general group radial clearance; usually only used with the following letter combinations to represent the narrower or offset clearance range H: narrow clearance range, equivalent to the original clearance of the upper half of the range L: narrow clearance range, equivalent to the original clearance lower half of the range P: offset clearance range, equivalent to the original clearance of the upper half of the range and the next group tour clearance range above the lower half of the composition of the letters also apply with the following clearance combined into groups corresponding meaning: C2, C3, C4, and C5, for example C2 C2: radial clearance smaller than normal group C3: radial clearance greater than Normal C4: radial clearance greater than C3 C5: radial clearance greater than C4
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