ISO 8977 B

Cutting bushes ISO 8977 B

Material: HSS

Execution:
hardened and tempered, ground to tolerance inside and outside, with lead-in chamfer.

Hardness: HRC 62 ±2

Ordering example for a cutting bush, type B with d1 = 5.0 mm and outside diameter D = 10 mm and overall length = 25 mm:
Cutting bush ISO 8977 B 5,0 x 10 x 25

Bore d +0,02				Increment	D m5	D1 -0,25	d1 max	L +0,5	l min.	h +0,5	Euros ea.	L +0,5	Euros ea.	L +0,50	Euros ea.	L +0,5	Euros ea.
from	1,0	to	2,4	0,1	5	8	2,8	16	2	5	17,06	20	19,19	25	22,06	32	-
from	1,6	to	3,0	0,1	6	9	3,5	16	3	5	16,70	20	18,72	25	21,35	32	-
from	2,0	to	3,5	0,1	8	11	4,0	16	4	5	15,97	20	17,06	25	19,19	32	21,35
from	3,0	to	5,0	0,1	10	13	5,8	16	4	5	15,80	20	16,81	25	18,72	32	20,74
from	4,0	to	7,2	0,1	13	16	8,0	-	5	5	-	20	17,06	25	18,96	32	21,63
from	6,0	to	8,8	0,1	16	19	9,5	-	5	5	-	20	17,06	25	18,96	32	21,63
from	7,5	to	11,3	0,1	20	23	12,0	-	8	5	-	20	19,56	25	22,06	32	25,76
from	11,0	to	16,6	0,1	25	28	17,3	-	8	5	-	20	20,51	25	23,01	32	27,96
from	15,0	to	20,0	0,5	32	35	20,7	-	8	5	-	20	35,65	25	41,14	32	50,32
from	18,0	to	27,0	0,5	40	43	27,7	-	8	5	-	20	39,35	25	44,58	32	52,10
from	26,0	to	36,0	0,5	50	53	37,0	-	8	5	-	20	49,18	25	53,77	32	54,37

Increment of the bore:

0,1 mm up to d 16,6 mm and D 25 mm.
0,5 mm from d 15,0 mm und D 32 mm.