What is the difference between low alkali cement and ordinary cement

There are many types of cement, such as low alkali cement, ordinary cement and so on. Do you know the difference between low alkali cement and ordinary cement?…

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Zinc Selenide ZnSe Powder CAS 1315-09-9

Item No.: TR-ZnSe Zinc selenide, with the chemical formula ZnSe. It is a light yellow solid compound widely used in the fields of laser, medicine, astronomy and infrared night vision.Particle Size: granule, -100meshPurity: 99.9%…

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Will iron ore demand remain marginally weakened, will it affect the price of the investment casting at home

In the medium term, China's domestic iron ore demand will maintain a marginal weakening trend. On the one hand, in the "strong infrastructure and weak real estate" pattern, the end demand improvement is expected to be weak, iron ore demand will also…

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What is Prestressed Concrete

Prestressed Concrete is a kind of concrete component mainly used in construction engineering and bridge engineering.…

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