How to Improve the Puncture Resistance of LLDPE Blown‑Film?

Linear Low Density Polyethylene (LLDPE) is a polyethylene resin copolymerized from ethylene ......

How to Solve Gourd‑Shaped Bubble and Bubble Instability of Blown‑film?

Regular gourd shaped bubble is caused by insufficient clamping force of the pull off rolls, or periodic fluctuation of roll speed induced by varying mechanica.....

How to Fix Difficult Film‑Drawing and Skewed Film Bubble in Blown‑film?

Improper temperature control of the die head. Either excessively high or excessively low die head temperature will cause difficulties in film drawing. Adjust the die head temperature to......

What Factors Affect the Optical Properties of Plastic Films?

Optical properties of films are particularly critical for applications such as flexible packaging ......

What Causes Large Thickness Deviation in Blown‑film Production?

Check whether the screw or barrel is worn or damaged；Verify whether......

What Causes Insufficient Strength of Blown‑film and How to Solve It?

Extruder temperature is excessively high or low. Poor machine- direction tensile strength: it......

What Causes Shark‑Skin Defect and How to Eliminate It in Blown‑film?

Shark skin is a surface defect occurring during blown film production. This defect starts from......

What Triggers Flow‑Channel Line Defects in Blown‑film and How to Fix Them?

Black stagnant zones in the spiral distributor, induced by melt flow velocity. Their positions......

How Does Corona Treatment Work and What Causes Corona Decay?

Corona treatment is a critical surface treatment process in film processing. Simply put, it subjects plastic film surface to electric shock via ......

What Triggers Flow‑Channel Line Defects in Blown‑film and How to Fix Them?

Black stagnant zones in the spiral distributor, induced by melt flow velocity. Their positions......

How to Improve the Puncture Resistance of LLDPE Blown‑Film?

Corona treatment is a critical surface treatment process in film processing. Simply put......