Bubble blocking / Packaging Film Dual-Lip Air Ring, Exits Adjustable Type, General Dual-Lip Air Ring and Die Head Manufacturing | Chuo Yii Enterprise Co.

/ We have consolidated the blown film key knowledge and techniques which enable us to settle most of the customer's problem from each blown film issue.

Bubble blocking

Blocking bubbles occur when the opposite faces of the film stick or adhere to each other. Here are common checks and solutions:

Insufficient Bubble Cooling?
Increase the cooling air supply to prevent film adhesion.

Nip Roller Pressure Too High?
Release the nip roller pressure to avoid excessive film compression.

Winding Tension Too High?
Lower the winding tension to reduce the risk of blocking.

Rollers Exposed to High Heat?
Ensure standby rollers are kept away from high-heat areas to prevent film adhesion during storage.

Inadequate Anti-Block Level or Improper Type?
Increase the anti-block agent level or apply a better type of agent.

Polymer Formulation Issue?
Use higher-density polymers or Metallocene PE to improve film properties and prevent blocking.


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Air ring and Die heads Expert - CHUO YII Enterprise Co.

Based in Taiwan since 1997, CHUO YII Enterprise Co. is an air ring and die head manufacturer. Main products, including Packaging Film Dual-Lip Air Ring, Exits Adjustable Type, General Dual-Lip Air Ring and Die Head, etc. C.Y.'s Air Rings are designed for up to 7-layer blown film extrusion line. Air ring for thickness and output control film, low gauge variation, fast cooling and bubble stability, as well as adjustable for dual lip exits, adjusted handles or 360 degree circle nut turning.

CHUO YII has more than 25 years experience in aluminum casting, and specialized in all kinds of blown film air ring design, processing and manufacturing. The main products are double air duct, high flat film air ring, high and low pressure polyethylene blown film air ring, single and multi-layer die, aluminum alloy sand casting commissioned processing, blown film core components.

C.Y. has been offering customers high-quality air ring and die head since 1997, both with advanced technology and 28 years of experience, C.Y. ensures each customer's demands are met.