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Search: Posts Made By: GeorgeRa
Forum: General Discussion Forum 09-25-2020, 02:31 AM
Replies: 61
Views: 6,400
Posted By GeorgeRa
So this set of stainless steel blade, rod and NBR...

So this set of stainless steel blade, rod and NBR seals could be very good.
Forum: General Discussion Forum 09-25-2020, 01:21 AM
Replies: 61
Views: 6,400
Posted By GeorgeRa
On one site I found that Valterra is using...

On one site I found that Valterra is using Santoprene, a derivative of EPDM, not good for many organic oils and many solvents. I doubt very much any WD40 is good for it.
...
Forum: General Discussion Forum 09-24-2020, 10:48 PM
Replies: 61
Views: 6,400
Posted By GeorgeRa
EPDM is FDA rated, so it should be good for the...

EPDM is FDA rated, so it should be good for the "processed" food. There should be no need for coconut oil if there is sufficient good material set. Nitrile should be better indeed, this valve is...
Forum: General Discussion Forum 09-24-2020, 09:36 PM
Replies: 61
Views: 6,400
Posted By GeorgeRa
Manufacturer should choose a correct material set...

Manufacturer should choose a correct material set so lubrication wouldn’t be needed. This valve is using EPDM and SS, should work.
...
Forum: General Discussion Forum 09-24-2020, 07:52 PM
Replies: 61
Views: 6,400
Posted By GeorgeRa
Most likely seals swelled.

Most likely seals swelled.
Forum: General Discussion Forum 09-24-2020, 07:50 PM
Replies: 61
Views: 6,400
Posted By GeorgeRa
If I had a black tank, I would seriously...

If I had a black tank, I would seriously investigate better valve than Valterra. I replaced 2 Valterras, cheap. This could be an option, PVC body, stainless steel blade and rod and 50 PSI (0.35 MPA)...
Forum: General Discussion Forum 09-20-2020, 05:42 PM
Replies: 61
Views: 6,400
Posted By GeorgeRa
It doesn't, I don't have one. It is a rotating...

It doesn't, I don't have one. It is a rotating tube. For pictures search for a cassette system.
Forum: General Discussion Forum 09-20-2020, 03:38 PM
Replies: 61
Views: 6,400
Posted By GeorgeRa
I completely eliminated, nulled, eradicated cheap...

I completely eliminated, nulled, eradicated cheap Valterra blade valves, just have a screw on cap. :dance:
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