套圈材料采用高純凈(電渣重熔)軸承鋼，配合特殊的熱處理工藝，冷處理工藝以及材料改性技術(shù)，使得該系列軸承疲勞壽命大幅度提高。

接觸角分15°和25°，成對使用可承受軸向負(fù)荷和徑向負(fù)荷或合成負(fù)荷。

保持架有兩種:外圈引導(dǎo)的酚醛樹脂夾布膠木保持架和滾動體引導(dǎo)的尼龍保持架可根據(jù)不同用途來選用。

中高速工況推薦選用膠木保持架;中低速工況可選用尼龍保持架或膠木保持架。

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