Tag Archives: ceramic

PEEK screws for high temperature to 400F & corrosion resistance

Posted on November 27, 2017 by dean

Q:  I’m designing laboratory equipment that will be utilized at 325-400F and I need screws that have immunity to organics and low concentrations of acids, as well be FDA approved. Would that be a ceramic? A:  You probably don’t want a ceramic screw. Though they are corrosion resistant and offer … Continue reading →

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Ceramic fastener compatibility with metal

Posted on June 30, 2017 by dean

Q : I am looking to purchase a ceramic threaded rod, but I was curious as to its compatibility with metal. The mount I intend to use made of stainless steel; would this mate well with a ceramic rod? A: While you might be able to thread the ceramic rod into … Continue reading →

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Are ceramic fasteners fragile

Posted on February 8, 2017 by dean

Q: Are ceramics fragile? Do I have to worry about them breaking compared to metals? A:   Compared to metals ceramic fasteners are indeed fragile. Unlike a metal, there is very little yield before it fractures. Additionally ceramic fasteners and susceptible to thermal shock.

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Bolts for high temperature vacuum furnace: Metal vs. Ceramic

Posted on February 8, 2017 by dean

Q: I’m using a high temperature vacuum furnace at 2500F. What type of material do you suggest using and is there any advantage of using a metal over a ceramic? A:   Under vacuum conditions with little to no oxygen present, there are some metallic options for fasteners which include … Continue reading →

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