Technical Hub | Groove Design / Chemical Compatibility / Install / Failure Analysis

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Groove & squeeze Chemical compatibility Installation tips Failure modes Online calculator

Quick selection & troubleshooting

Troubleshoot by symptom

Leak β†’ check squeeze/groove finish/pressure; chemical swell β†’ move to FKM/FFKM/PTFE; high-pressure extrusion β†’ increase hardness and add backup ring.

Pick by media

Fuel/oil β†’ NBR/HNBR/FKM. Solvent/strong acid β†’ FFKM/PTFE. Steam/hot water β†’ EPDM. Food/medical β†’ platinum Silicone/FFKM.

Control by temperature

Low temp flexibility: NBR/EPDM/Silicone. 200Β°C+: FKM/FFKM/high-temp Silicone. Thermal cycling: add PTFE backups to cut extrusion.

In-depth technical guidance

Use the modules below to connect diagnostics, material and groove alignment, maintenance instructions, and submission workflow so engineering and sourcing share the same facts.

Structured diagnostic workflow

Every technical call usually starts with a leak or material question, so this hub mirrors the diagnostic flow we use internally. You identify whether the failure came from squeeze loss, extrusion, chemical attack, or installation damage; we respond with the exact o ring data, groove tolerances, and replacement kits tied to that failure mode.

For example, if an o-ring shows compression set after a steam cycle, the module links to EPDM and FFKM guides plus calculator presets. If the symptom is spiral failure, the cards point to chamfer, surface finish, and lubricant references.

All notes stay attached to your submission so the next engineer can read the history before touching the equipment. That shared context makes troubleshooting and new quotes faster.

Material, groove, and hardware alignment

We overlay AS568 data, metric housings, and media compatibility tables so you can see how a material change affects groove fill, squeeze percentage, and extrusion resistance. The goal is to keep every o ring decision backed by math rather than guesswork.

For high-speed motion or pulsing pressure we highlight when to add PTFE backup rings, when to increase hardness, and when to polish groove surfaces. Each recommendation references inventory so you know whether the suggested kit is already boxed.

Large bore and split housing applications get dedicated notes on handling, stretch limits, and packaging. You can request photos or packaging slips straight from the page so maintenance teams know what to expect at the dock.

Maintenance-ready instructions

Every guide contains plain-language steps that maintenance crews can follow without rereading textbooks. We call out which lubricants are stocked, how to stage o rings on clean trays, and how to record installation torque or clamp loads.

We emphasize documentation; each o-ring replacement log includes the dash size, material code, and shipment ID. That feeds back into the quote process and helps when you need repeat kits.

If technicians need proof of packaging or storage conditions, we attach the photo galleries under the appropriate technical article so QA can audit in seconds.

Submission plus calculator integration

The hero CTA drives you into our calculator stack where you can paste a dimension table, adjust squeeze targets, and immediately share the results with us. No extra software is required; it is all built into the WordPress theme.

When you paste numbers, the system automatically captures ID, OD, cross-section, groove width, surface finish, and media callouts. We read the same data on our end, which means your request is ready for review without another meeting.

Because we run the same calculator, our responses include screenshots or tables you can archive. That prevents version drift and lets every engineer compare results.

Traceability and training support

Each time we ship o rings, we log the compound, cure date, and packaging type. Those details link back to the technical hub so you can reference them during training or audits.

If you need a quick workshop, we build short checklists directly on this page covering groove inspection, install prep, and failure-mode photos. It keeps training close to the documentation rather than hidden in slide decks.

Support also covers follow-up: when you submit photos after installation, we append them to the relevant guide so the history lives inside one workspace.