Does anyone have a recommendation for a zero-leakage hydraulic solenoid spool valve for water service? This 2-way, 2 position normally open valve could see up to 1000-1500psi. Size is also an issue and I would prefer the valves be small since I have to cram a bunch of them in a small space...
Hi Ed,
Thanks for the reply. Unfortunately Cartech doesn't have a west coast office and they close at 5PM EST (2PM local). I was hoping to find an alloy and not wait till tomorrow, esp since there's no guarantee cartech will have a suggestion. My brazing guy is having bad luck with the BAu-4...
TVP,
The seal (dynamic) is not elastomeric, but a spring-energized PTFE seal to reduce friction. Will a work hardened polished surface have any different effect on the teflon seal than a non-work hardened polished surface?
unclesyd,
Thank you for your reply, here are some answers to your questions:
Q: How is your hole made?
A: The part is made on a screw machine and the final ID cut is made with a single-point cutter.
Q: What is the finish now?
A: We've been hand polishing the bores to the desired surface...
Cory (nice name BTW),
It needs to have a surface finish or 0.3 Ra (micrometers) [12 Ra in microinches] or finer. We tried deep drawing the cylinders but the constant wall thickness caused problems at high pressure. We needed some extra thickness on the base of the can and the OD is...
Hello,
I have a small 316L SS machined cylinder and I need to polish the 5mm ID for functional purposes. Only 1 end of the 24mm long cylinder is open. My company tried electropolishing the cylinder before I joined them but couldn't make it work. The polished area didn't make it halfway down...