What is affecting the manufactured sand quality?

In recent years, with the development of the construction of national infrastructure, artificial sand production line becomes the new favorite of the market. Because of the depletion non-renewable and non-renewability of natural resources, artificial sand is becoming more and more important in the project, become a significant source of sand for the construction, especially for expressway construction in mountainous area, it is imperative to use artificial sand instead of natural sand in concrete making. At present, there are hundreds of artificial sand maker manufacturing enterprises in China. As in other industries, manufactured sand is of varying quality levels. In general, high-quality artificial sand should be blended sand made up of artificial sand, stone powder, mud, natural sand, weathered sand and tailings sand. Recently, due to the considerable demand for artificial sand, some enterprises not meeting production standards use simple poor-quality sand making machines to produce artificial sand, causing users to pay a much more cost than usual. More importantly, the concrete made by the manufactured sand does not meet the quality requirements and directly affects the quality of construction works. Judging from the current situation, in addition to the management conditions of enterprises manufacturing poor quality or defective artificial sand, the main cause should be the machinery failing to meet the requirements. After nearly a decade of study, Henan Hongxing Mining Machinery Co., Ltd. finds that rough appearance and bad shape are the main differences between artificial sand and natural sand. Rough appearance and bad shape causes adverse effects of concrete pouring, which will result in air clearance between concrete and the quality of the project. Overview the technological development of manufactured sand in China, we will find the sand maker technology of Henan Hongxing Mining Machinery Co., Ltd. is on behalf of international advanced level. The manufacturing technology and the quality of Hongxing sand equipment are pretty good. And also provides investment companies with prenatal training and after-sales service.   double roll crusher: http://www.china-crusher.com/teeth-roll-crusher.html