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Block:

Dimension Range(mm)
Plan view size(mm)
Parallelism(mm)
Perpendicularity (mm)
0.5≤L≤10
±0.03
±0.03
0.3 degree for adjacent sides
10≤L≤50
±0.05
±0.05
L>50
±0.1
±0.1

 
Disk:

Dimension Range(mm)
Cylindricity(mm)
Tolerance(mm)
Parallelism(mm)
1≤D≤5
±0.02
±0.02
±0.02
5≤D≤25
±0.03
±0.05
±0.03
25≤D≤50
±0.05
±0.05
±0.05
D>50
±0.05
±0.1
±0.1

 
Cube:

Dimension Range(mm)
Cylindricity (mm)
Tolerance (mm)
Parallelism (mm)
1≤d≤3
±0.02
±0.02
±0.02
3≤d≤5
±0.04
±0.03
±0.02
5≤d≤15
±0.05
±0.05
±0.03
d>15
±0.1
±0.05
±0.1

 
Segment:

Item
Dimension Range (mm)
Tolerance (mm)
Thickness
T≤10
±0.04
10<T≤25
±0.05
Length
L≤10
±0.03
10< L≤25
±0.03
25< L≤63
±0.04
L>63
±0.06
Chordal Length
W>63
±0.05
W>63
±0.06



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     Keyword:NdFeB SmCo permanent magnet material Magnet Magnetite production