Whether the cement used and the pumping agent are matched and adapted must be obtained through the adaptability test. The optimum amount of the pumping agent should be determined through the adaptability test with the cement cementitious material.…
Import prices of recycled pulp will increase significantly in 2021 Not only did the price of household paper rise, it is understood that Nine Dragons Paper (02689), which ranks No. 1 in the packaging paper industry in China, launched three rounds of…
Zirconia is the main oxide of zirconium, usually white odorless and tasteless crystal, insoluble in water, hydrochloric acid and dilute sulfuric acid.…
The tungsten boat is a type of tungsten vessel that looks like a boat. It can also be known as tungsten boats, tungsten evaporate boat, or coated tungsten boats. By high-temperature stamping, tungsten boat is made out of high-purity sheet. About Me…