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Focus on the R&D and design of high-quality sand and gravel aggregate shaping, sand making equipment, and recycled aggregate preparation
The company has more than 150 employees, and the company's senior leaders have more than 10 years of experience in the industry
Release Time:
2021-09-15
Gravel grading: refers to the ratio of the number of particles of different sizes in the aggregate. Particles are usually determined by sieving, refer to JGJ52-2006
Gravel grading: refers to the ratio of the number of particles of different sizes in the aggregate. Particles are usually determined by screening, refer to JGJ52-2006 (standard for sand and stone quality and inspection methods for ordinary concrete) and GB/T14684-2011 standard for construction sand. A good gradation needs to meet the following basic requirements:
Porosity
Minimization The porosity is minimized, which can reduce the amount of powders such as cement without reducing the performance of the concrete.
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Fujian Green Energy Environmental Protection Technology Co., Ltd.
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