Produced by Kyoritsu Gokin Co., Ltd.& Everloy Shoji Co., Ltd.

Japanese Chinese

Material List

KN20

JIS standard: NF-40

Features

Carbide grade with excellent nonmagnetic, corrosion and heat resistance properties as a result of replacing binder phase with Ni.
The most standard grade among KN grades.

Equipments using KN20

Press working machinePowder forming machine
Resin molding machineCutter machine

Applications of KN20

Punch, Die Gate, Runner, Core pin
Guide, Conveyor Rails, Positioning JigCutting blade
Seal (stake)

Parts manufactured with KN20

Dry Cell Batteries, Solid State Battery, Secondary Battery, Nickel Hydrogen BatteryCatheter
Magnet MotorPump

Properties of KN20

Non-magneticCorrosion resistance
Abrasion resistance

Examples of solutions using KN20

Carbide products using KN20

Other characteristics

Physical Properties

Our gradesDensity
[×10³ kg/m³]
{g/cm³}
Hardness
(HRA)
Transverse rupture strength
[GPa]
Permeability
[H/m]
KN2014.290.03.6 1.28×10-6

 

Corrosion-resistance of KN grade (Comparison with G grade)

Our gradesDecrease in corrosiveness [g/(m²・h)]
10% NaOH10% KOH10% HNO₃
KN2000.010.01
Reference: G20.020.037.99
Reference: G50.020.0428.34

 

Micrographs of KN 20  By metallurgical microscope(×1000)

KN20 structure (x 1000)

 

  • Catalog

    We will provide high value-added cemented carbide with the achievements and know-how cultivated so far.

    Download
  • Consultation and Inquiry

    We solve your problems by providing integrated solutions from material selection/development to precision machining and provision of finished products.

    Contact us
  • FAQ

    We have posted the contents of many inquiries from customers in the past.

    Click for details
Contact Us Download