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洗砂机厂家科普:机制砂在现代化建设中的应用/Science popularization of sand washing machine manufacturers: application of machine-made sand in modernization construction

来源: 时间:2018-05-10 16:08:43 次数:

近些年来,机制砂的使用在我国大大小小的建设项目中随处可见,这在前些年是不可想象的,机制砂生产工艺复杂,且含泥量大,远远不如天然砂开采后经过简单的加工就可以使用来的便捷。/In recent years, the use of machine-made sand can be seen everywhere in large and small construction projects in China, which is unimaginable in the previous years. T

近些年来,机制砂的使用在我国大大小小的建设项目中随处可见,这在前些年是不可想象的,机制砂生产工艺复杂,且含泥量大,远远不如天然砂开采后经过简单的加工就可以使用来的便捷。造成这种局面的原因皆是因为前些年对于天然砂的过度开采使得目前我国的天然砂资源逐渐殆尽,水土流失现象日渐严重,为了改善现状有关部门开始了对天然砂的开采的加强管控,而作为替代品的机制砂因为这些年的生产技术进步,含泥量大的弊端也得到了有效改善,因此逐渐取而代之也就理所当然了。那么,目前机制砂在我国的现代化建设中又具体有哪些应用呢?下面,洗砂机厂家给您进行一下盘点。

      一、建筑工程施工。

      在建筑工程施工中,砂石骨料一直是必不可少的重要原材之一,不管是作为渗水性填料,还是直接用于房屋、隧道、路基、桥梁等的施工中,砂的用量都比较大。如此大的砂石用量,如果是采用远程运输的形式进行原料的采购,那肯定会因为昂贵的造价而提高了整个工程的成本,而如果采用就近生产的方式,肯定能大大的降低原料成本。如果附近的天然砂比较匮乏,或者是砂石的配比质量达不到工程要求,那就可以考虑采用硬质山岩经过爆破和初步加工以后,利用制砂机制成一定颗粒级配的机制砂,这样将大大提高工程效率,减少成本。

      二、高速公路铺设。

      高速公路属于高等级公路,为了适应工业化和城市化的发展,我国的高度公路建设一直是重要关注的重点项目,高速公路建设主要是从城市的环路、辐射路和交通繁忙路段开始,逐步的建成以高速公路为骨干的城市交通网络。因此,混凝土用砂量在原有每年较大幅度增长趋势下更是陡增,但我国有较多地区天然砂数量已近耗尽,而采取机制砂代替原有天然砂已经成为了大多数项目的选择。

      三、水利建设。

      出了高速公路的建设外,我国目前对水利建设的关注投入同样重视,水利建设作为我国的现代化基础建设之一,一直在不断地推进。大规模的水利建设同样是需要大量砂石骨料的,机制砂作为目前应用为广泛的砂石骨料同样在水利建设中的使用也不会少。

      四、高铁建设。

      除了以上介绍的之外,高速铁路的建设无疑发展的更为迅猛,在近几年,我国已经新增的多条的高铁项目已经成功运行,这预示这我国将走进高铁时代,居民的远距离出行将更为的便捷。而高铁的建设是离不开砂石骨料,高速铁路的建设需要大量的砂子和石子,而现如然砂资源的减少,这对于高铁建设来说,机制砂石原料将是一中非常好的替代品。

In recent years, the use of machine-made sand can be seen everywhere in large and small construction projects in China, which is unimaginable in the previous years. The production process of machine-made sand is complex, and the mud content is large, which is far less convenient than that of natural sand after simple processing. The reason for this situation is that the overexploitation of natural sand in previous years has gradually exhausted the natural sand resources in our country, and the phenomenon of soil erosion has become increasingly serious. In order to improve the current situation, the relevant departments of the state began to strengthen the management and control of the exploitation of natural sand, and the mechanism sand, as the only alternative, because of the progress of production technology in these years, has the disadvantages of large mud content When it comes to effective improvement, it's natural to gradually replace it. So, what are the specific applications of machine-made sand in China's modernization? Next, the manufacturer of the sand washing machine will make an inventory for you.
I. construction works.
In the construction of construction engineering, sand aggregate has always been one of the essential raw materials. Whether it is used as water permeable filler or directly in the construction of houses, tunnels, subgrade, bridges, etc., the amount of sand is relatively large. If such a large amount of sand and stone is purchased in the form of long-distance transportation, the cost of the whole project will certainly be increased because of the high cost, and if the way of nearby production is adopted, the cost of raw materials will be greatly reduced. If there is a lack of natural sand nearby, or the ratio quality of sand and stone can not meet the requirements of the project, then it can be considered to use the hard rock after blasting and preliminary processing, and use the sand making mechanism to form a certain particle grading machine-made sand, which will greatly improve the efficiency of the project and reduce the cost.
II. Expressway laying.
Expressway belongs to high-level highway. In order to adapt to the development of industrialization and urbanization, the construction of high-level highway in China has always been a key project of national attention. The construction of Expressway mainly starts from the ring road, radial road and busy traffic section of the city, and gradually builds the urban traffic network with expressway as the backbone. Therefore, the amount of sand used for concrete is increasing sharply under the trend of large annual growth, but the amount of natural sand in many areas of our country is nearly exhausted, and the replacement of the original natural sand with machine-made sand has become the choice of most projects.
3. Water conservancy construction.
In addition to the construction of expressways, China pays equal attention to the investment in water conservancy construction. As one of China's modern infrastructure, water conservancy construction has been continuously promoted. Large scale water conservancy construction also needs a lot of sand and stone aggregate, and machine-made sand, as the most widely used sand and stone aggregate, is also used in water conservancy construction.
4. High speed railway construction.
In addition to the above, the construction of high-speed railway is undoubtedly developing more rapidly. In recent years, many new high-speed railway projects in China have been successfully operated, which indicates that China will enter the era of high-speed railway, and the long-distance travel of residents will be more convenient. The construction of high-speed railway is inseparable from sand and stone aggregate. The construction of high-speed railway needs a lot of high-quality sand and stone. Now, the natural sand resources are reduced, which is a very good substitute for high-speed railway construction.

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