ZZD-25B ZZD-50 type folding endurance tester This instrument conforms to GB / 457 "Determination of paper folding endurance" GB / T1538 "Determination of cardboard folding endurance (Schobel method)" and QB / T1049 "Paper and Cardboard Folding Resistance Tester" and other standards are used to determine the folding fatigue strength of paper, cardboard and other flexible sheet materials. The instrument adopts single-chip microcomputer technology, photoelectric technology, and automatic alignment of the folding film. The test results are digitally displayed, with advanced structure and simple operation.
The main technical parameters:
Everyone has to eat food every day, so we
must think how to pack the food safely and reliable? Sunway as an expert of
packaging material that can give you excellent solutions for your food packaging , our food bags can comply with your requirements 100%.
1. Strength requirement: the packaging can protect the packaged food
from various destructive forces, such as pressure, impact force and vibration
force, in the process of storage, stacking, transportation and transportation. There
are many factors related to food packaging strength, including transportation
mode (such as automobile and airplane), stacking form (such as multi-layer
stacking code and cross-stacking code) and environment (such as climate and
2. Barrier requirement: barrier is one of the important properties of
food packaging. A lot of food is stored and packaged, because barrier sex
difference makes food flavor and quality produce change, affect food quality. The
barrier requirement is determined by the characteristics of the food itself,
such as external barrier, internal barrier or selective barrier, etc. The
barrier substances are air, water, grease, light, microbes and so on.
3. Safety requirement: our food bags are made of food grade material 100% , we have got the certificates of FDA , SGS , ROHS , ISO9000 and ISO14000 for many years ago, so you can pack your food , coffee and tea safely .
Food Bag,Bulk Food Bags,Plastic Food Bags,Small Food Bags
Shenzhen Sunway Packaging Material Co., Ltd , https://www.sunwaypack.com