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BNK 10~
THK BNK Precision Ball Screws

  材質   

螺帽部硬度

軸部硬度

SCM415

HRC22 - 34

轉動面部
HRC58 - 64
軸端末部
HRC22 - 34
Video  3D view Specification of product PDF
  
BNK
 
 
 
 
 
 
 
 
      
※ Please refer to the specifications for details.
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How to order

 

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Unit : mm

 

O.D.

Lead

No.

gasket

Clearance
symbol

L

Accuracy

Shaft

S

Threading
direction

Ball
diameter

No.

Circulation
method

Axial
clearance

Preload

Basic load rating

Mass

 

of

Designated

end

of

 torqe

Ca

Ca

Nut

Shaft

 

loop

units 1mm

Finish

circuits

Ncm

(Dynanic)kN

(Static state)kN

 

10

O2

3

RR

G0

143~293

C3

Y

L-58

Right

10.3

1 turn
X
3 rows

Deflector

0

2.5
or less

1.5

2.9

0.045
kg/m

0.47
kg

 

C5

 

G2

C7

0.02 or less

 

10

O4

2.5

RR

G0

180~380

C3

Y

L-70

Right

10.5

2.5 turn
X
1 rows

Deflector

0

0.98~4.9

2.1

2.7

0.15
kg/m

0.32
kg

 

C5

 

G2

C7

0.02 or less

3.4

5.4

 

10

10

1.5

RR

G0

240 ~ 440

C5

Y

L-70

Right

10.5

2.5 turn
X1 rows

Deflector

0

0.98~4.9

1.3

1.6

0.17
kg/m

0.5
 kg

 

G2

C7

0.02 or less

2.1

3.1

 

 

 

 

 

 

 

Lead angle accuracy

 

 

Unit :  um

 

Effective length of screw

Lead accuracy (um)

 

(mm)

C3

C5

C7

 

Over

Less

±Ec      e 

±Ec      e 

±Ec

 

100

8        8

18     18

±50/300mm

 

100

200

10       8

20     18

 

200

315

12       8

23     18

 

315

400

13      10

25     20

 

Representative travel distance error (Use "±Ec" Stand for)

 

Fluctuation(Use "e" Stand for)