Latest article
What is polyurethane? What does polyurethane do?
What is polyurethane? Full name of polyurethane Polyurethane is a general term for macromolecular compounds containing repeating urethane groups on the main chain. Polyurethane is a sub-category of ur…
What is the service life of an air filter?
Inefficient filterReplace every 1-3 months, medium-efficiency filters are replaced every 3-6 months, and the service life of high-efficiency filters in class 10,000 and class 100,000 clean rooms can b…
The reason why bubbles are generated after the electronic potting glue is cured
Main causes of bubbles： 1、 “>Air enters during stirring, The air is not completely removed during the injection of the product and throughout the curing process. Phenomenon：very smallDenseBub…
Why are there bubbles on the surface of aluminum profiles after the heat insulation glue is cured?
Some aluminum manufacturers make glue-injection broken bridges For aluminum profiles, bubbles may appear in the glue strips used, so why is this? In fact, the bubbles in the glue can be divided into s…
The color of the glue-injected aluminum profile insulation glue strips is uneven
Some aluminum manufacturers make glue-injection broken bridges For aluminum profiles, the glue strips used may have uneven colors. So why is this? Let’s analyze it below. The color of the heat-insulat…
What to do if polyurethane foam becomes brittle and hollow after curing
What to do if polyurethane foam becomes brittle and hollow after curing Foam caulking agentcommonly known as foam glue,is a polyurethanethat relies on moisture to cureelastic sealing foam Material. In…
High efficiency filter product classification
Classification of high-efficiency filters: How to distinguish high-efficiency filters? High-efficiency filters are divided into three categories: high-efficiency filters with partitions, high-efficien…
For caulking doors and windows, which one is better, cement mortar or foam glue?
Door and window caulking, which one is better, cement mortar or foam glue Living in our global village,House pairfor for everyone They are all very important, house Nature when decoratingtooIt canR…
How to carry out sales during the epidemic
How to carry out sales during the epidemic –Some suggestions from entity enterprisesShanghai WeiguChemical industryProducts Co., Ltd.The sudden epidemic disrupted the pace of business operations. In …
An experiment on the shelf life of filter glue
There are many filter glue manufacturers on the market. In the filter glue industry, because there is no industry-implemented labeling, the quality is also uneven. Products from different manufacturer…
