Sand is an integral part of concrete. It is generally called fine aggregate, which refers to rock particles with a particle size of less than 5mm. It can be generally divided into natural sand and artificial sand. At present, common sands are: (1) Manufactured sand; (2) River sand (generally used for sand designated for key projects, and ordinary concrete is generally not used due to high price an...
When the concrete mixing plant works, it must ensure that the electrical system can keep up with the work flow. Therefore, the performance requirements of the electrical system are also very high. What are the specific requirements? I will introduce them below. 1. During the production of the concrete batching plant, the entire work flow of the electrical control system is required to be ab...
- 1 - Mixing shaft "stuck" The fault is manifested as the mixing machine having difficulty rotating the mixing shaft or even stopping when mixing the mortar. The possible reasons for the analysis are: severe overloading, material hoop shaft. Secondary operation caused by human error. Inaccurate weighing; There is a large gap between the mixing blades or the inner wall of the mixe...
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