How to Order PHE Gaskets: 4 Things to Send for a Quote

04-11-2026

How to Order Replacement Gaskets: 4 Things to Send for a Faster Quote


Most gasket inquiries that drag on are missing one detail. How to order heat exchanger gaskets comes down to four things a supplier cannot guess from a part number. Get them into the first email and the reply comes back usable.


1. A Photo of the Nameplate


Start with the tag on the frame cover. Shoot the whole plate square on, then a second shot close enough to read the model string and serial number character by character. Paint, rust and glare are the usual reasons a tag cannot be read. If the tag is gone, skip to the plate photos and say so.


2. A Photo of the Plate Edge


This is where how to identify heat exchanger gasket work actually happens. Lay one plate flat and photograph the edge: gasket profile, hanging lugs or clip points, corner port shape, and the chevron angle. A face shot of the old gasket helps too, especially where it has hardened or split. Two good photos often settle a match that a model number alone cannot.


3. The Quantity You Actually Need


Count the plates in the unit now. Tags record the pack as it left the factory, and packs get plates added or removed over the years. Note the count and any difference from the tag. Order by the current count, and add a small margin for spares, since a single failed gasket stops the whole unit.


4. Medium and Operating Temperature


Say what runs through each side and at what temperature. Heat exchanger gasket material selection follows those two facts before anything else: EPDM for water and hot water, NBR for oils and fats, HNBR where oil runs hot, FKM where chemicals or high temperature rule out the others. A gasket chosen for the wrong medium may fit perfectly and still fail in months.


What Helps After That


Heat exchanger gasket lead time depends on whether the pattern is already tooled and on the quantity. Mention any shutdown date you are working against, and say whether the order is urgent or planned.


Heat exchanger gasket price moves with pattern, material and quantity, so a complete inquiry is also the shortest route to a firm figure.


Send the four items to info@newroc-phe.com, with a scale in the photos where you can.


FAQ


Q: Can you quote from the model number alone?

A: Sometimes. A plate edge photo removes most of the doubt.


Q: What if only one gasket has failed?

A: Replace that one now and plan a full set. The rest are the same age.


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