Freeway use of gravel standards, what kind of stone can be made into sand?

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In recent years, the domestic transportation has become more and more perfect, and new roads and railways have been opened along the route. The construction of these roads requires a large amount of sand and gravel aggregate as a foundation, so a large amount of crushed stone is needed as a support.Expressway has high quality requirements for crushed stone and artificial sand used in construction, only stone crushing machines and sand making machines can produce artificial sand and crushed stone that meet the requirements.

Many people don't know how real artificial sand is produced, and how a large stone turns into fine sand. Today, let's learn about the specific sand making process, the difference between artificial sand and natural sand, and the advantages of sand made by artificial sand making machine over natural sand? And what are the advantages of SMMVIK Machinery sand making machine compared with other manufacturers?

Generally, large stones are blasted from the quarry, and then the stones are screened by the vibrating feeder,the smaller stones can be made into sand in the sand making machine, and the larger stones can be returned for further crushing,the sand from the sand making machine shall also be screened, large pieces of sand shall be returned for sand making or crushing again, the finer sand shall be filtered by the sand washing machine. Finally, the artificial sand we need can be left. The advantage of artificial sand is that it can quickly produce sand and gravel aggregates that meet the needs of customers and actual production. Many natural sands are unusable and do not meet the material requirements. The advantages of SMMVIK Machinery's sand making over other manufacturers are that we have special R & D personnel to study new sand making technology, develop sand making equipment, professional technicians to configure reasonable production lines, and have long experience in the industry, we provide good logistics. If your production line encounters problems, we can quickly solve them. A strong customer service team will answer your questions about products and production lines at any time.