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7 details of gravure printing on packaging bags; one mistake can ruin it!

Gravure printing is a complex process, and even minor flaws in processing details can severely affect print quality. Therefore, to effectively utilize gravure printing in packaging bag printing and achieve high-quality printing results, some details in the gravure process cannot be overlooked. Here, Shunxingyuan Packaging, a professional flexible packaging manufacturer, specially summarizes its gravure detail handling in production, showing you how high-quality and exquisite packaging bags are printed.

2019-08-26

Seven Popular Heat Sealing Methods for Packaging Bags: Which One Suits You?

There are many heat-sealing methods, commonly used are manual heat sealing, high-frequency heat sealing, hot plate heat sealing, pulse heat sealing, infrared radiation heat sealing, ultrasonic heat sealing, hot air heat sealing, etc. Different plastic packaging bags should use the corresponding heat sealing method to obtain good heat sealing effect.

2019-08-24

Eight ways to bag packaging bags, one sentence to tell them apart

Three-side sealed bags are designed with only one opening before packaging for filling contents, as the other three sides are already heat-sealed.

2019-08-23

Causes and solutions for uneven background color of packaging bags

Uneven base color of packaging bags refers to the presence of irregular spots or pinholes with varying density in large-area spot colors. Generally, base colors with gradient transitions are prone to uneven ink scraping, while pinholes often appear on solid base colors (without gradient transitions). Therefore, uneven base color is further classified into uneven base ink scraping and base pinholes.

2019-08-23

Why do plastic bags tear?

Damage to plastic packaging bags during production, transportation, and storage is a common quality problem for businesses. Shunxingyuan Packaging, a professional flexible packaging manufacturer, has compiled the following situations where damage is most likely to occur.

2019-08-22

If you're not careful, plastic packaging bags can easily have sealing problems.

The wider the heat-sealing temperature range, the better the heat-sealing performance, and the easier and more stable the quality control.

2019-08-21

How to solve the problem of ink dropping on packaging bag labels affecting product quality?

During the label printing process of packaging bags, it is easy to encounter the problem of ink dropping from the surface layer, which greatly affects the quality of printed matter and even delays the delivery date. Below, Shunxingyuan Packaging, a professional flexible packaging manufacturer, summarizes and lists the common causes and improvement methods of ink dropping from three aspects: tension, ink drying, and matching of ink and materials.

2019-08-20

Shunxingyuan Shanghai World Expo International Packaging Exhibition successfully concluded, and the true excitement continues.

From August 14th to 16th, the three-day CIPPME 2019 Shanghai International Packaging Products and Materials Exhibition came to a successful close. Looking back at the scene, the bustling crowds and constant flow of attendees still seem vivid. Shunxingyuan, with its 19 years of professional experience in the flexible packaging industry, superior product quality, excellent service, and unique innovative concepts, was favored by merchants from all over the world and achieved complete success.

2019-08-20

If you handle these six aspects well, the color difference problem is very simple!

The print color adjustment process is the core of the entire color difference control. Usually, many companies' printing operators only rely on experience or their own feelings when adjusting colors. There are no standards or regulations, and the color adjustment remains in a very primitive and casual state.

2019-08-19

Summary of common issues with packaging bags, covering all problems like damage and warping.

During the processing of packaging bags, problems such as damage, brittle sealing, and breakage often occur. Shunxingyuan Packaging, a professional flexible packaging manufacturer, has summarized these common problems and provided detailed answers on how they occur and how to solve them.

2019-08-10

Reasons and solutions for uneven base color of garment bags

Uneven base color in garment bags refers to irregular spots or specks of varying shades in a large area of spot color. Base colors with gradual transitions are often prone to uneven ink scraping, while specks often appear on base colors without gradual transitions. Therefore, uneven base color can be divided into: uneven ink scraping of the base color and specks in the base color.

2019-08-09

Four common problems in packaging bag making, and we have a solution!

Poor heat sealing strength refers to the strength of the sealing position being lower than the standard requirement.

2019-08-08

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