BR Rough Boring Head

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Product Features

●Boring Range:Φ20～Φ153

● double-edged adjustable, can achieve double-edged, single-edged and staggered teeth boring

● rectangular groove structure can transfer large torque

● Cutter seat locking using butterfly spring pad pre-tight, easy to adjust

● suitable for stable working conditions processing

Steel
Stainless steel
Cast iron
Non-ferrous metal
Super Heat resistant alloy
Hardened steel

Product Ranges

BR Rough Boring Head

BR系列粗镗刀.jpg

Designation	Dc	D2	X1	X2	Z	Fig	Kg	Cartridge
BR D020-027.E25.Z2.68.C	20-24	25	68	55	2	A	0.14	S..D020-024..
BR D020-027.E25.Z2.68.C	23-27	25	68	55	2	A	0.14	S..D023-027..
BR D020-027.E25.Z2.88.C	20-24	25	88	75	2	A	0.15	S..D020-024..
BR D020-027.E25.Z2.88.C	23-27	25	88	75	2	A	0.15	S..D023-027..
BR D026-035.E25.Z2.68.C	26-35	25	68	-	2	B	0.2	S..D026-035..
BR D033-041.E32.Z2.68.C	33-41	32	68	-	2	B	0.35	S..D033-041..
BR D041-055.E40.Z2.65.C	41-55	40	65	-	2	B	0.54	S..D041-055..
BR D055-070.E50.Z2.75.C	55-70	50	75	-	2	B	0.98	S..D055-070..
BR D070-090.E63.Z2.75.C	70-90	63	75	-	2	B	1.65	S..D070-090..
BR D090-110.E63.Z2.75.C	90-110	63	75	-	2	C	1.9	S..D090-110..
BR D090-110.E80.Z2.75.C	90-110	80	75	-	2	B	2.68	S..D090-110..
BR D110-153.E63.Z2.75.C	110-133	63	75	-	2	C	2.2	S..D110-133..
BR D110-153.E63.Z2.75.C	130-153	63	75	-	2	C	2.2	S..D130-153..
BR D110-153.E80.Z2.75.C	110-133	80	75	-	2	C	2.94	S..D110-133..
BR D110-153.E80.Z2.75.C	130-153	80	75	-	2	C	2.94	S..D130-153..

● The cartridge should be ordered separately, please click here.

● The adaptor should be ordered separately, please click here.

● Recommended cutting data please click here.

● Scale mark basis.

The scale value for CC06/CC09/TC11/SO06 with R0.4. The scale value for SO09 with R0.6.

The scale value for CC12/SC09/SC12/SO12 with R0.8. The scale value for SO16 with R1.2.

BR Rough Boring Head

BR系列粗镗刀（反镗示意）.jpg

Designation	Dc	D1	D2	L1	L2	Z	Fig	Kg	Cartridge
BR D020-027.E25.Z2.68.C	30-35	19	25	52	14	1	A	0.15	S90C D19.3035.CC06
BR D020-027.E25.Z2.88.C	30-35	19	25	72	14	1	A	0.15	S90C D19.3035.CC06
BR D026-035.E25.Z2.68.C	33-41	25	25	65	-	1	B	0.22	S90C D25.3341.CC06
BR D026-035.E25.Z2.68.C	40-48	25	25	65	-	1	B	0.21	S90C D25.4048.CC06
BR D033-041.E32.Z2.68.C	42-52	32	32	65	-	1	B	0.38	S90C D32.4252.CC06
BR D033-041.E32.Z2.68.C	51-61	32	32	65	-	1	B	0.37	S90C D32.5161.CC06
BR D041-055.E40.Z2.65.C	53-65	40	40	62	-	1	B	0.61	S90C D40.5365.CC09
BR D041-055.E40.Z2.65.C	64-76	40	40	62	-	1	B	0.6	S90C D40.6476.CC09
BR D055-070.E50.Z2.75.C	53-69	50	50	72	-	1	B	1.04	S90C D50.5369.CC09
	68-84	50	50	72	-	1	B	1.06	S90C D50.6884.CC09
	83-99	50	50	72	-	1	B	1.08	S90C D50.8399.CC09
BR D070-090.E63.Z2.75.C	68-89	63	63	70	-	1	B	1.81	S90C D63.6889.CC09
BR D070-090.E63.Z2.75.C	88-109	63	63	70	-	1	B	1.77	S90C D63.88109.CC09
BR D090-110.E63.Z2.75.C	88-110	80	63	70	26	1	C	2.21	S90C D80.88110.CC12
BR D090-110.E63.Z2.75.C	108-130	80	63	70	26	1	C	1.72	S90C D80.108130.CC12
BR D090-110.E80.Z2.75.C	88-110	80	80	70	-	1	B	2.99	S90C D80.88110.CC12
BR D090-110.E80.Z2.75.C	108-130	80	80	70	-	1	B	2.92	S90C D80.108130.CC12
BR D110-153.E63.Z2.75.C	108-132	100	63	70	26	1	C	2.55	S90C D100.108132.CC12
BR D110-153.E63.Z2.75.C	128-152	100	63	70	26	1	C	2.48	S90C D100.128152.CC12
BR D110-153.E80.Z2.75.C	108-132	100	80	70	23	1	C	3.31	S90C D100.108132.CC12
BR D110-153.E80.Z2.75.C	128-152	100	80	70	23	1	C	3.24	S90C D100.128152.CC12

● The cartridge should be ordered separately, please click here.

● The adaptor should be ordered separately, please click here.

● Recommended cutting data, please click here.

● Through hole of back boring Dmin= (Dc+D1)/2 + 1.

● Scale mark basis.

The scale value for CC06/CC09/TC11/SO06 with R0.4. The scale value for SO09 with R0.6.

The scale value for CC12/SC09/SC12/SO12 with R0.8. The scale value for SO16 with R1.2.

如何使用.jpg

加工中照片.jpg 刀具图片.jpg 加工后图片.jpg

Tool information	Existing cutting tool 1	Existing cutting tool 2	Test Tool 2
Brand	BIG	BIG	SOMGDE
Cutter body (cutter head, arbor, Shank) model	SLN200-270(Rough Boring Tool）	SLN200-270（Precision Boring Tool）	SNL 210-290.C
Cutter body (cutter head, arbor, Shank) model	SLN200-270(Rough Boring Tool）	SLN200-270（Precision Boring Tool）	（Coarse and Fine Boring Tool）
Diameter(mm)	240	240	240
Number of teeth	2	1	1
Blade and cutting tool type	CCMT 120408	TCGT110204L AC520U（BIG）	TCGT110204L AC520U(BIG)
Number of blade/blade	2	3	3
Speed(rpm)	210	200	300
Linear Velocity VC(M/min)	158	150	225
Feed rate per tooth(mm/z)	0.107	0.18	0.132
Per feed transfer(mm/rev)	0.214	0.18	0.132
Table/spindle feed(mm/min)	45	36	40
Cutting Depth ap(mm)	4	4	4
Processing Surface roughnessRa		Ra4.0	Ra3.0
Processing length L(mm)	280	280	280
Single piece processing time(S）	373	467	420
Number of work pieces processed		1	1

August 21 test, provided by the customer blade, test knife body size stability, coarse and fine one-way vibration-free knife phenomenon, up and down hole size changes in. 005, save half precision time 6.2 min, test results approved by customers

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BR Rough Boring Head

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