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CROSSED ROLLER BEARINGS, VR SLIDE WAYS & ACCESSORY

GRANITE


  •   Precision grade (µm)   100x63 160x100 250x160 400x250 630x400 1000x630
    Squareness between measuring surface and datum surface 00 2 2 2.5 3.5 4.5 6
    0 4 4 5 7 9 12
    Flatness & straightness of measuring surface 00 1 1 1 1 1.5 2.5
    0 1 2 2 2.5 3 5
    Flatness & straightness of datum surface 00 1 1 1 1 1 1.5
    0 1 1 2 2 2.5 3
  •   Precision grade (µm)   160x160 200x200 250x250 315x315 400x400 500x500
    Squareness between abjacent measuring surfaces 00 2 2 2.2 2.6 3 3.5
    0 4 4 4.5 5.2 6 7
    Straightness of measuring surface 00 0.8 0.9 1 1.1 1.3 1.5
    0 1.7 1.8 2 2.3 2.6 3
    Parallelism between opposite measuring surface 00 2 2 2.2 2.6 3 3.5
    0 4 4 4.5 5.5 6 7
  •   Precision grade (µm)   40x90° 63x90° 100x90° 160x90°
    Flatness of working surface 0 1 2 2 2.5
    1 2 3 4 5
    Parallelism between V slot and bottom surface 0 3 4 4 5
    1 6 8 8 10
    Parallelism between V slot and side surface 0 3 4 4 5
    1 6 8 8 10
    Symmetry between V slot & side surface 0 5 8 8 10
    1 10 16 16 20
    Squareness between V slot & end surface 0 5 8 8 10
    1 5 8 8 10
    Squareness between V slot & bottom surface 0 3 4 4 5
    1 6 8 8 10
    Height difference of the V slot with in a matched pair 0 4 5 5 6
    1 6 10 10 12
  •   Precision grade (µm)   400x60x25 630x100x35 1000x160x50 1600x250x80 2000x300x100
    Straightness & flatness of working surface 00 1.6 2.1 3.0 4.4 5.4
    0 2.6 3.5 5.0 7.4 10.0
    Parallelism between working surfaces 00 2.4 3.2 4.5 6.6 8.1
    0 3.9 5.3 7.5 11.1 13.5
    Squareness between working surface and side surface 00 8.0 10.5 15 22 27
    0 13 18 25 37 45
  •   Precision grade (µm)   160x25x16 250x40x25 400x63x40 630x100x63
    Flatness of working surface & parallelism of opposite surface 00 1.5 2 4 6
    0 3 4 8 12
    Squareness between working surfaces 00 20 30 40 50
    0 40 60 80 100
    Tolerance of h. w betweeb a natcged pair 00 1.5 2 4 6
    0 3 4 8 12