TECHNICAL WIKI · 2026 EDITION

Blown Film Machine Ultimate Guide

Complete resource covering working principle, bubble formation, die types (single-layer & multi-layer), cooling systems, technical specifications, industrial applications, and selection for packaging, agricultural, and industrial film industries.

Advanced Corona Treatment Troubleshooting and Ozone Management 2026

Common corona treatment issues include uneven treatment, low dyne level, arcing, and ozone buildup. Uneven treatment is often caused by a dirty or damaged electrode, or an uneven gap. The electrode should be cleaned with a solvent and a non-abrasive cloth; if damaged, it should be replaced. The gap should be checked and adjusted to be uniform across the width. Low dyne level can be due to insufficient power, a clogged ozone extraction, or a worn electrode. The power should be increased, and the electrode checked. Arcing occurs when the gap is too small or there is moisture; reduce power or increase the gap. Ozone buildup is a health hazard; the extraction system must be functioning properly. In summary, systematic troubleshooting of corona treatment issues ensures consistent treatment. The operator should inspect the electrode and gap regularly, and monitor the dyne level. In conclusion, advanced troubleshooting and maintenance are essential for reliable corona treatment, ensuring consistent surface energy for converting.

The ozone extraction system should have a sufficient airflow (e.g., 100-200 m³/h) and an ozone monitor. The extraction duct should be checked for blockages. The electrode should be replaced every 1-2 years, depending on usage. In practice, the operator should keep a log of treatment settings and dyne levels to identify trends. In conclusion, advanced corona treatment troubleshooting and ozone management ensure safe and consistent operation, supporting high-quality converting.

Blown Film Machine
Blown Film Machine


Troubleshooting guide: Uneven treatment: clean electrode, check gap. Low dyne: increase power, check ozone extraction. Arcing: reduce power, increase gap, check moisture. Ozone smell: check extraction system. Electrode wear: replace if damaged. Maintenance: Clean electrode weekly. Check gap monthly. Replace electrode annually. Test dyne level daily. In practice, the operator should use a dyne pen to verify treatment after adjustments. In conclusion, advanced corona treatment maintenance ensures consistent surface energy for printing and lamination.
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