<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">IIRC, PTFE is Teflon. <div>Bill<br><br><div dir="ltr">“Cactus Jack drinks coffee black......” M.Murphy</div><div dir="ltr"><br><blockquote type="cite">On Mar 24, 2020, at 9:56 AM, TERRY SMITH <terryrs@comcast.net> wrote:<br><br></blockquote></div><div dir="ltr">
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Hi, Everyone. I'm making my second sandblaster gun. First one used a brass 3/8ths on/off valve that worked great but wore out rather quickly.
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Anyone have a recommendation for a steel valve? McMaster-Carr has a valve of stainless steel, which I assume means the ball as well, but then states the "seal" is made of PTFE plastic. What does that mean?
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Terry Smith, '59 TR3A
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New Hampshire
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