Products

High-purity Products

Japan New Metals produces high-qualty, high-purity tungsten with over 99.999 percent (5N) through complete quality control management, which has lower electrcal resistivity with thermal and chemical stable properties.

クリーンルーム仕様現場

clean room

入口エアーシャワー

air shower booth

製造現場様子

the manufacturing floor

Application

Sputtering target material for wiring, electrodes in semiconductor.


High Purity Tungsten Powder

Mark Particle Size(μm) Chemical Composition
% ppm
O C Ca Cr Fe Mo P Si
W-4N 3.0~5.0 ≧99.99 ≦0.1 ≦30 ≦10 ≦10 ≦10 ≦10 ≦10 ≦10
W-5N 3.0~5.0 ≧99.999 ≦0.1 ≦30 ≦1 ≦1 ≦1 ≦10 ≦1 ≦1
The ingredient guarantee of W-4N Al,As,Co,Cu,K,Mg,Mn,Na,Ni,Ti: 5ppm or less of each
The ingredient guarantee of W-5N Al,As,Co,Cu,Mg,Mn,Ni,Ti: 1ppm or less of each,Na,K:0.5 ppm or less of each, U,Th:0.5 ppb or less of each

SEM image


Remark

  • (*1)Particle size : Sub Sieve Sizer
  • (*2)Tungsten Powder is a restricted item by Japan's export control regulation.
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