Precise tolerance of concentricity for ceramic plunger, not only increase the abrasion-resistance of plunger but also increase seals life.
精密陶瓷柱塞同心度的宽容，试压泵不仅增加了柱塞磨损性，空调泵而且提高密封寿命。
Professional processing make the surface finish of the product to above 1.6, the tolerance is within 0.02mm, concentricity is 0.005mm.
专业的加工使产品表面光洁度可达到1.6以上，尺寸精度可保证在0.02mm以内，同心度0.005 mm。
Professional processing make the surface finish of the product to above 1.6, the tolerance is within 0.02mm, concentricity is 0.005mm.
专业的加工使产品表面光洁度可达到1.6以上，尺寸精度可保证在0.02mm以内，同心度0.005 mm。
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