Chipbreakers of WIDIA Hardmetals


Recommended shelf width

Tensile strength of material
N/mm2

feed "s" in mm/rev.

Insert style & Size 500 - 700
700 - 1000
Over  1000
   <0 - 0.10
0.06 - 0.12
0.08 - 0.15
0.08 - 0.15
0.10 - 0.20
0.12 - 0.24

0.12 - 0.24
0.18 - 0.30
0.22 - 0.36

0.22 - 0.36
0.28 - 0.45
0.32 - 0.54
0.32 - 0.54
0.40 - 0.63
0.48 - 0.75
0.48 - 0.75
0.60 - 0.90
      0.70 - 1.00     
0.70 - 1.00
0.80 - 1.10
0.90 - 1.20
0.90 - 1.20
1.00 - 1.30
1.10 - 1.40
1.10 - 1.40
1.20 - 1.50
1.30 - 1.60
Chipbreaker                 
       IMAGE1page206.JPG (5023 bytes)     

    d             t
   mm       mm

Chip Breaker width "b" in mm
(Select the next smaller width for approach angle of 450

0

0.4

1.2

1.6

1.8 2.5 3.2 4.0 5.0 6.0 8.0 10.0
Chipbreaker Ordering Number
TN/TP 11

IMAGE2page206.JPG (10718 bytes)
                    
6.35            1.8 73 498 217 73 085 910 73 085 882 - 73 085 883 73 085 884 - - - -
            16 9.52             2.4 73 498 218 73 085 911 73 085 866 - 73 085 870 73 085 871 73 085 800 - - - -
            22 12.70           2.4 - -

73 085 804

- 73 085 805 73 085 806 73 085 825 - - -
            27 15.88           3.2 - -

-

- - -

73 085 847

73 085 848

73 085 849

73 085 850

-
SN/SP 09 IMAGE3page206.JPG (9288 bytes) 9.52            1.8 73 498 222 73 085 912 73 085 885 - 73 085 886 73 085 887 - - - - - -

            12

12.70            2.4 73 498 227 73 498 225 73 085 874 - 73 085 875 73 085 803 - - - - - -

            19

19.05            2.4 - - - - 73 398 215 73 398 216 - - - - - -

            25

25.40            3.2 - - - - - 73 398 288 - 73 085 843 -

73 085 844

73 085 845

73 085 846

SN/SP09 IMAGE4page206.JPG (9943 bytes) 9.52               1.8 73 498 226 73 498 224 73 085 801 - 73 085 802 - - - - - - -

         12

12.70              2.4 73 498 223 73 085 913 73 085 867

-

73 085 872 73 085 873 73 085 890 - - - - -

         19

19.05              2.4 - 73 498 221 -

73 085 811

- 73 085 812 73 085 813 73 085 833 - 73 085 947 - -

CN     09

IMAGE5page206.JPG (11113 bytes) 9.52               1.8 73 498 230 73 498 228 73 398 201 - - - - - - - - -

           12

12.70              2.4 73 498 231 73 498 229 73 398 207 - 73 398 202 73 398 204 - - - - - -

           19

19.05              2.4 - - - 73 398 205 - 73 398 206 73 398 203 73 398 208 - - - -

backBUTTON.jpg (968 bytes)