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Zhengzhou Halnn superhard material Co.,Ltd
[ Henan, China (Mainland) ]

    Main Products:
  • CBN cutting Tools
  • CBN inserts
  • solid CBn inserts
  • PCBN inserts
  • Brazed CBN inserts
    Business Type:
  • Manufacturer

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iAbrasive AD

Halnn BN-S20 grade CBN inserts hard turning the ball screw instead of grinding

Product Details

Henan, China (Mainland)

Halnn

BN-S20 Solid CBN inserts

Other

Payment & Shipping Terms

Pieces

10

USD 25.000 - 35.000

Zhengzhou

5~8days

10pcs/box,100~300 pcs/carton

Yes

10000 / Month

T/T, Other

Detailed Product Description

Halnn BN-S20 grade CBN inserts hard turning the ball screw instead of grinding

With the development of the cutting technology ,Halnn super hard researched Non-metallic adhesive CBN cutting tools BN-S20 lay the foundation on cutting hardening materials with large allowance.

 BN-S20 grade CBN cutting tool is different from common PCBN cutting tools,which only use ceramics CBN sintering body of the adhesive, machined through high temperature and high pressure.and it has better impact resistance,using Nanoscale ultrafine grain, also has more excellent wear resistance. When machining the two bearing support installation end position of the hardened Cold rolled ball screw,BN-S20 grade CBN inserts lifetime is 4 times more than common CBN inserts.Because of good impact resistance toughness,the cutting depth can arrive 7.5mm,and it also fit for interrupted turning the hardened ball screw screw.

For cold rolled ball screwth,is technology solved the traditional solution on machining the Rolling screw end bearing support after annealing; 

For grinding screw ball,machining the ball screw after quenching,it not only has high efficiency,but also meet the requirement of part of precision grade on machining the ball screw.

As we all know ,in early times,Hard turning(which is used turning the ball screw instead of grinding process)technology usually refer to finish machining on chiller Hardened Steel . 

For ball screw end bearing support(base/ bed),It will have a large machining allowance after quenching .People usually machining the hardened work piece after annealing as there is no cutting tools which can cutting hardening materials with large allowance . Machining Ball screw after annealing not only has low efficiency ,but bring many problems ,such as heat treatment distortion and cracking.

Application Case

BN-S20 grade CBN inserts hard turning the cold rolled ball screw hardening cutting parmeters

Cutting depth:cutting depth can arrive 8mm,roughing machining can cut most allowance with one step,and remove the hardening layer.
Line speed :70~90m/min
Cutting distance 0.1mm/r,range depending on the machining rigidity.

Halnn superhard BN-S20 grade PCBN inserts use turning the ball screw instead of grinding process , have higher smooth finish and longer inserts lifetime when finish machining the screw ball .

More information ,please check http://halnntools.com/news/know/168.html

 

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Qiang Liu