What is the difference between polyethylene adhesive tape and polypropylene adhesive tape?

The Chinese name of polyethylene is PE. PE is divided into three densities: high, medium and low. There are also LLDPE and so on. The Chinese name of polypropylene is PP. Both are inert materials. The former is more troublesome to bond. The two adhesive tapes have different stickiness and specificity.

The strength of adhesive tape does not reach the strength of professional glue

First Financial Futures Home Page

How to calculate the ups and downs?

How to log into the online simulation trading system of Jinshida futures? What should I fill in the customer number, transaction password and authentication password?

Futures collective rise

Which airport is ckg?

Is this the trading time for Hong Kong stocks? What are the trading rules?

What types of financial disputes include?

What kind of chemical raw materials does DMC stand for?

What are the specific manifestations of the financial crisis? What is the actual performance? What are the impacts? What impact will it have on the lives of ordinary people?

Who can help me change the futures index? K-line color is reversed, red turns blue, and blue turns red. Putonghua software