Original BOCHU/BOCI PTFE sealing and compression ring for selected fiber laser cutting heads and protective-window assemblies. The spring-energized PTFE seal provides reliable compression and sealing around compatible optical components.
Key features
- Original BOCHU/BOCI laser cutting head component
- White PTFE sealing body with an internal metal energizing spring
- Designed for stable sealing pressure and precise fit
- Suitable for selected BLT, BLTA, and lower protective-window configurations
- Multiple inner diameter, outer diameter, and thickness options
Available specifications
- DP.PT0010AA: D23-D31-T3.45, compatible with BLT3 series
- P.S.Z0011 / SRLC-P385: compatible with D34.0 T5 lower protective window
- DP.P.T0020AA: D33-D41.5-T3.7, compatible with BLTA series
- D46-D54.5-T3.7: compatible with BLT6120H and BLT6140H
How to select
Confirm the original part number, inner diameter, outer diameter, thickness, and cutting-head model before ordering. If uncertain, send CHASE LASER a photo of the original seal and cutting-head nameplate.
Important: Similar-looking sealing rings can have different dimensions and spring profiles. Compatibility must be confirmed by part number and measurements. Contact us for technical confirmation, availability, and quotation.
Courier freight is confirmed by destination, weight and carton size. We normally ship by DHL, UPS or FedEx with tracking.
If you are unsure about compatibility, send the cutting-head model, source model, part code or dimensions before ordering. Custom, special-order and opened optical parts are handled according to the agreed order terms.