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Classification of common packaging materials
2021-09-14 1262
Product packaging is an important part of products. It not only plays a protective role in the transportation process, but also directly related to the quality of products. The following are our commonly used packaging materials:Paper packaging materials: packaging paper honeycomb paper bag
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Design requirements and characteristics of foam board
2021-09-14 1276
1. The thermal conductivity of EPS board is small in the range of density of 30 ~ 50kg / m. when the average temperature is 10 ℃ and the density is 20kg / m, the thermal conductivity is 0.033 ~ 0.036w / (m · K). When the density is less than 15kg / m, the thermal conductivity increases sharply