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high pressure water jet cutting
space
高压水切割
high-pressure water jet cutting
met.
高压水射流切割
(【技】以高压水射流的动能作为切割体,通过对材料的冲蚀与挤压进行切割的技术。目前广泛应用的有纯水射流切削和磨料水射流切削。对非金属材料,临界喷射速度值为600 ~ 900m/s; 对金属材料和硬质合金,临界速度值为1200 ~ 1800m/s。 纯水射流切削主要用于切割木板、混凝土等。磨料水射流切割是一种切割能力强,应用广泛的高能低耗的切削方法。由于在高速水射流中加人了坚硬锋利的磨料,射流的切割能力获得极大提高,成为切削各种金属、岩石等硬质材料的安全高效切割法。)
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