Каталог Sumitomo пластины с кубическим нитридом бора Sumiboron - страница 57

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SN¢A1204˜˜Applicable holder ref. page, (Example)K cast iron
S exotic alloy
Applicable External HoldersC16 to C21H hardened steel
Applicable Internal HoldersE53, 54ecommended Application sintered component

I.C.: ø12.7 Thickness: 4.76 Hole: ø5.16 CBN Dimensions (mm)

  • Multi-cornered,One-use Type/Negative (With Hole)
AppearanceCutting EdgeCat. No.Old Cat. No.
Specifi cationNose R
2NU-SNGA 120404HSQ Q Q Q D Q Q QQQ QQQ Q QQQ

0.4 2.5 L

S01235 120408HS Q Q Q Q Q D Q Q QQQ QQQ Q QQQ

1 2 0.8 2.3

120412HS Q Q Q Q D Q Q QQQ QQQ Q QQQ 1.2 2.1 Stronger edge *Depth-of-cut for one-use type is 0.5mm or less

  • Negative Type (With Hole)

SNMA 120404 QQQ

0.4 4.8

Standard 120408 Q D D DDD DDD QQQ

1 1 0.8 4.8

120412 D D DDD DDD QQQ

1.2 4.8 C

  • Solid Type/Negative (With Hole)

SNGA 120408 Q Q Q Q Q Q Q QQQ QQQ Q DDD

0.8 12.7

Standard 120412 Q Q Q Q Q Q Q Q QQQ QQQ Q DDD

1 1.2 12.7

D

R

SNGA1204˜˜Applicable holder ref. page, (Example)K cast iron
CoatedS exotic alloy
SUMIBORON
Applicable External HoldersC16 to C21H hardened steel
Applicable Internal HoldersE53, 54ecommended Application sintered component

I.C.: ø12.7 Thickness: 4.76 Hole: ø5.16 S Coated CBN Dimensions (mm)

  • Multi-cornered,One-use Type/Negative (With Hole)

Cutting Edge T

AppearanceCat. No.Old Cat. No.
Specifi cationNose R
2NC-SNGA 120408D
0.82.3

Standard 120412 Q D

121.22.1
V
4NC-SNGA 1204040.42.5 D D

Standard 120408 Q D D

140.82.3
1204121.22.1 D DW

SUMIBORON Application Range Map

Ⓒ Gray Cast Iron Ⓓ Ductile Cast Iron Ⓔ General Sintered Alloy Ⓕ High Density Sintered Alloy

2,000 500 300 300 1,500 400 200 200

BN7000 BNC500

1,000300BN7500
BN7000BN7500

BNS800 100 100