Can you distinguish between OPP and CPP?

Because OPP film and CPP film are similar in pronunciation and written, often customers cannot distinguish them. Today, an article analyzes the difference between OPP film and CPP film for everyone. performance: CPP: CPP multilayer co-extruded cast film. It has the characteristics of good transparency, high gloss, good stiffness, good moisture resistance, excellent heat resistance,…

How to keep the packing bag flat

Flatness is one of the basic requirements for plastic flexible packaging, but in the actual production process, after the bag is heat-sealed, wrinkles are prone to appear at the seal, which affects the appearance and utilization rate. So how to avoid this problem? 1. Material issues If the material is not temperature-resistant enough, the sealing…

Detection method of aluminum foil bag

The aluminum foil packaging bag is a bag made of multiple films. It has the advantages of shading, oxygen barrier, puncture resistance, high temperature resistance, etc., and is widely used in food, medical, pharmaceutical and other industries. When people receive aluminum foil bags, they need to inspect the goods to check whether the bags are…

How good is the BOPE film?

BOPE film is a biaxially oriented polyethylene film. This film has the advantages of high transparency, good moisture resistance, and strong stretching force. It can reduce the thickness of plastics and save about 30% in the use of packaging materials. BOPE film has recyclability and recyclability, these advantages are in line with China’s recycling economy…

Big mustard market

Pickled mustard tuber is a common convenience food. It is convenient to carry and can be eaten immediately after opening the bag. This has brought a huge market. Only the Wujiang mustard family has achieved an impressive record of 15 billion packs of hot-selling worldwide. We all know that mustard mustard is packaged and sold.…

The influence of ink on printing quality

Printing quality will be affected by many factors, including printing equipment, printing technology, quality inspection conditions, ink quality, etc. Among them, ink is the main raw material of printed products, and it is also the most important factor affecting printing quality. 1. The performance of the ink itself The performance of the ink itself is…