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Modular knife (K interface)

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Home > Product Lines > Hole Making > Fine Boring Tools>NLF Rough Boring Head with Bridge

Product Features

● Boring Range: φ150-φ850mm 

● Boring Cutter adjustment accuracy 0.01 mm/lattice 

● structure with balance device, more stable cutting 

● connection with the tool shank as flange 

● fine boring diameter less than Φ610 tool body interface as SEL32, when the tool weight is limited, the aluminum alloy tool bridge can be selected. 

● The weight of the tool bridge can be reduced by 60%

● the main handle uses the integral type, the rigidity is excellent, has the series length to offer the choice



  • Steel

  • Stainless steel

  • Cast iron

  • Non-ferrous metal

  • Super Heat resistant alloy

  • Hardened steel

Product Ranges

NLF Rough Boring Head with Bridge

NLF单刃桥式微调精镗刀.jpg

DesignationDcL1LDConnectionKgCartridge
NLF D150-210.K63.C150-210879763K635.5FRB 25A..
NLF D150-210.K90.C150-210879788K905.8FRB 25A..

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

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

●   The diameter range De is the value that the radius of insert of FRB 10 cartridge is R0.2, and the radius of insert of FRB 12/16/20/25/30 cartridge is R0.4.

●   The different cutting parameters of cutting tools for machining different materials, please click here.


NLF Rough Boring Head with Bridge

NLF单刃桥式微调精镗刀(1).jpg

DesignationDcLConnectionKgCartridge
NLF D210-290.C210-29087SNL 326FRB 25A..
NLF D290-370.C290-37087SNL 327.3FRB 25A..
NLF D370-490.C370-490100SNL 3212.64FRB 30A..
NLF D490-610.C490-610115SNL 3217.22FRB 30A..
NLF D610-730.C610-730120SEL 4022.6FRB 30A..
NLF D730-850.C730-850125SEL 4026.83FRB 30A..

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

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

●   Coolant tube for item 210-290 and 290-370 should be ordered separately. Ordering sample: SG M16X67-D3.

●   The diameter range De is the value that the radius of insert of FRB 10 cartridge is R0.2, and the radius of insert of FRB 12/16/20/25/30 cartridge is R0.4.

●   Recommended cutting data please click here.


如何使用.jpg

加工中照片.jpg  刀具图片.jpg  加工后图片.jpg

Tool informationExisting cutting tool 1Existing cutting tool 2Test Tool 2
BrandBIGBIGSOMGDE
Cutter body (cutter head, arbor, Shank) modelSLN200-270(Rough Boring Tool)SLN200-270(Precision Boring Tool)SNL 210-290.C
(Coarse and Fine Boring Tool)
Diameter(mm)240240240
Number of teeth211
Blade and cutting tool typeCCMT 120408TCGT110204L AC520U(BIG)TCGT110204L AC520U(BIG)
Number of blade/blade233
Speed(rpm)210200300
Linear Velocity VC(M/min)158150225
Feed rate per tooth(mm/z)0.1070.180.132
Per feed transfer(mm/rev)0.2140.180.132
Table/spindle feed(mm/min)453640
Cutting Depth ap(mm)444
Processing Surface roughnessRa
Ra4.0Ra3.0
Processing length L(mm)280280280
Single piece processing time(S)373467420
Number of work pieces processed
11


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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