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Super Precision, High Speed Spindle Bearings


B7000 Ultra high-speed spindle bearing (ISO10)

B7000 C = 15° Contact Angle

B7000-Ultra-high-speed-spindle-bearings-ISO10
COREDEMAR
Part Number
Boundary dimensions Load rating Limiting speed Weight
d D B rsmin r1smin a Cr Cor Grease Oil kg
mm         KN r/min
B7000 C 10 26 8 0.30 0.15 6 3.0 1.2 80,000 130,000 0.020
B7001 C 12 28 8 0.30 0.15 7 3.3 1.3 70,000 110,000 0.020
B7002 C 15 32 9 0.30 0.15 8 3.6 1.6 60,000 90,000 0.030
B7003 C 17 35 10 0.30 0.15 8 3.9 1.7 53,000 80,000 0.040
B7004 C 20 42 12 0.60 0.15 10 5.7 2.7 45,000 67,000 0.060
B7005 C 25 47 12 0.60 0.15 11 7.4 3.8 38,000 56,000 0.080
B7006 C 30 55 13 1.00 0.30 12 9.1 4.8 32,000 48,000 0.110
B7007 C 35 62 14 1.00 0.30 13 10.9 6.0 28,000 43,000 0.150
B7008 C 40 68 15 1.00 0.30 15 12.9 7.4 26,000 40,000 0.190
B7009 C 45 75 16 1.00 0.30 16 15.0 9.0 24,000 38,000 0.240
B7010 C 50 80 16 1.00 0.30 17 15.9 10.0 22,000 36,000 0.260
B7011 C 55 90 18 1.10 0.60 19 19.9 12.9 19,000 32,000 0.410
B7012 C 60 95 18 1.10 0.60 19 20.4 13.6 18,000 30,000 0.440

  1. Ultra high-speed bearings for grease pack spindles
  2. Other contact angles can be provided as well
  3. For preloading and other engineering facts, please contact COREDEMAR directly.

Legend

d Inner Diameter Rs min Radius RPM Rotations/Minute
D Outer Diameter R1s min Radius KN Kilo Newtons
B Width Ra Axial Rigidity N Newtons (1N = .2248 lbs.)
Dw Ball Size Rr Radial Rigidity μ Micron (.00004′)
Z Ball Quantity mm Millimeters

 

packaging_specifications_download_pdf b7000 B7000 Ultra high-speed spindle bearing (ISO100) b Print v1