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普通O形橡胶密封圈如采用圆弧形挡圈且挡圈与密封面采用过盈配合 ,再稍微加大其压缩量 ,则普通O形橡胶密封圈便可在超高压中应用。
Ordinary O-shaped rubber seals, such as the use of arc-shaped retaining ring and the seal ring and the interference fit, and then slightly increase the amount of compression, the general O-shaped rubber seals can be used in the ultra-high pressure.