Brightever’s integral blade stabilizers are manufactured from single bar of AISI series 4145 H professionally-forged steel. The blades are formed by a spiral milling operation that removes the metal between the blades, thus leaving the blades as an "integral" part of the tool, and are spiraled to give maximum continuous wall contact and to minimize rotating torque and damage to the wall of the hole.

 

  

Specifications of stabilizer

 

Size

 

 

Crown OD

 

 

Neck OD

 

 

ID

 

 

Neck Length

 

 

Crown Length

 

 

Overall Length

 

 

Blade width

 

 

Angle

 

 

Radius

 

 

A

 

 

B

 

 

C

 

 

D

 

 

F

 

 

G

 

 

I

 

 

  α

 

 

 

β

 

 

R

 

 

in

 

 

in

 

 

in

 

 

in

 

 

in

 

 

in

 

 

in

 

 

 

 

 

 

 

 

in

 

 

81/2-61/2-213/16-100

 

 

8 1/2

 

 

6 1/2

 

 

2 13/16

 

 

30

 

 

18

 

 

100

 

 

2 3/8

 

 

30

 

 

30

 

 

4

 

 

121/4-81/4-213/16-100

 

 

12 1/4

 

 

8 1/4

 

 

2 13/16

 

 

30

 

 

18

 

 

100

 

 

3 1/2

 

 

30

 

 

30

 

 

4

 

 

121/4-81/2-213/16-100

 

 

12 1/4

 

 

8 1/2

 

 

2 13/16

 

 

30

 

 

18

 

 

100

 

 

3 1/2

 

 

30

 

 

30

 

 

4

 

 

143/4-91/2-3-100

 

 

14 3/4

 

 

9 1/2

 

 

3

 

 

30

 

 

20

 

 

100

 

 

3 1/2

 

 

30

 

 

30

 

 

4

 

 

16-91/2-3-100

 

 

16

 

 

9 1/2

 

 

3

 

 

30

 

 

20

 

 

100

 

 

3 1/2

 

 

30

 

 

30

 

 

4

 

 

171/2-91/2-3-100

 

 

17 1/2

 

 

9 1/2

 

 

3

 

 

30

 

 

20

 

 

100

 

 

3 1/2

 

 

30

 

 

30

 

 

4

 

 

22-91/2-3-116

 

 

22

 

 

9 1/2

 

 

3

 

 

30

 

 

24

 

 

116

 

 

4

 

 

45

 

 

30

 

 

4

 

 

26-91/2-3-116

 

 

26

 

 

9 1/2

 

 

3

 

 

30

 

 

24

 

 

116

 

 

4

 

 

45

 

 

30

 

 

4

 

 

28-91/2-3-122

 

 

28

 

 

9 1/2

 

 

3

 

 

30

 

 

20

 

 

122

 

 

4

 

 

45

 

 

30

 

 

4

 

 

32-91/2-3-122

 

 

32

 

 

9 1/2

 

 

3

 

 

30

 

 

20

 

 

122

 

 

5

 

 

45

 

 

30

 

 

4

 

 

36-91/2-3-133

 

 

36

 

 

9 1/2

 

 

3

 

 

30

 

 

20

 

 

133

 

 

5

 

 

45

 

 

30

 

 

4

 

Stabilizers can be designed according to customers′ special requirements。

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Integral Blade Stabilizers

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© Brightever International Trading Ltd

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