News — orifice
Allfi Waterjet - Sintered Diamonds vs Single-Crystal vs Sapphire - what's best?
Posted by David Wootton on
In the past, orifices used for waterjet cutting and many other high-pressure applications (those over 55,000psi) were a trade-off between life and cost. If you were OK with changing orifices out more often, sapphires or ruby orifices (all lab-grown) are cheap – most sell between $13.50 and $24.50. But good sapphires rarely last 100 hours and most are usually worn out or fail in less than 50 hours. I once watched three 0.005” sapphires in a row fail right out of the box from another supplier – hardly inspiring. Sapphire is a softer mineral than diamond and is very susceptible...
- Tags: NanoDiamond , orifice