Carbon or graphite bearingsとは 意味・読み方・使い方

The bearings 28 and 33 are constituted by a carbon graphite composite material wherein half or more of opening pores of a carbon graphite base material having fixed carbon of 90 mass% or more and 99 mass% or less, a degree of graphite crystallinity of 50% or more and 85% or less and an area porosity of 15% or less are filled with α solid solution of copper (Cu) including tin (Sn).例文帳に追加

これらの軸受２８，３３を、固定炭素分が９０質量％以上９９質量％以下，黒鉛結晶化度が５０％以上８５％以下，面積空隙率が１５％以下である炭素黒鉛質基材の開気孔の半分以上が錫（Ｓｎ）を含む銅（Ｃｕ）のα固溶体で充填された炭素黒鉛質複合材により構成する。 - 特許庁