Forming characteristics and process parameters of commo…

Polyethylene PE ▶ 1, low moisture absorption (<0.01%), can not be dried before molding; if necessary, can be dried at 70 ~ 80 ° C for 1 ~ 2h; ▶ 2, melting point: HDPE, about 130 ~ 137 ° C; LDPE, about 108 ° C ~ 115 ° C; decomposition temperature above 300 ° C. The ba

Continue Reading

Hegong University of Materials and Materials held a don…

Abstract On October 16th, the donation and unveiling ceremony of the “Little Ants Qiushishuyuan” of the School of Materials of Henan University of Technology was held in the conference room 31447 of the School of Materials. Zou Wenjun, Dean of Materials College, Li Zhengxin, Vice

Continue Reading

[Q&A] How to wear protective clothing?

Q: How to wear off protective clothing? A: First, wear protective equipment order Step 1: Wear a mask, hold a mask in one hand and buckle it in an appropriate part of the face. Put the mask on the right part in the other hand and press the nose clip tightly against the bridge of the nose. During

Continue Reading

Cooling tower maintenance method

Introduction: The maintenance of the cooling tower is a relatively tedious process. Even if many professional workers fail to remember all the processes accurately, it is necessary to carry out a more professional review of the maintenance process. Let's look at the following together.

Continue Reading

How does the furniture paint paint? How does the paint …

Lifting the paint, we may think of formaldehyde, and formaldehyde is relatively easy to make, so now the paint on the market uses formaldehyde as a solvent. However, the paint contains not only formaldehyde but also a large amount of harmful substances such as VOC, TDI, benzene, xylene, and solubl

Continue Reading