Tongding Machinery Equipment Co., Ltd. provides high-efficiency and energy-saving silica sand drying lines, sand drying lines, river sand drying lines and quartz sand drying lines. It adopts three-pass dryer technology and has a thermal efficiency of more than 90%. It is equipped with a dry mixed mortar mixing line. Welcome to inquire and purchase.

In the dry-mix mortar, building materials production and foundry industries, the silica sand drying line is a key link to ensure the quality of finished products. The moisture content of sand directly affects subsequent mixing and finished product strength, and an efficient and stable drying line can effectively solve the problem of wet sand moisture fluctuations and provide stable and reliable dry sand raw materials for production. Tongding Machinery Equipment Co., Ltd. has been deeply involved in the drying field for many years. Its three-pass dryer technology is mature and its products are widely used in projects such as river sand drying lines, quartz sand drying lines, and sand drying lines.

As a national high-tech enterprise, Tongding Machinery Equipment Co., Ltd. is headquartered in Xingyang Machinery Processing Industrial Park, Zhengzhou. It has 26 invention patents and 77 utility model patents, and has profound accumulation in the research and development of drying equipment. Its main three-pass dryer adopts the patented design of multi-bend lifting plates, which can fully disperse materials and avoid wall sticking and blockage. The heat exchange efficiency can reach more than 90%, and the energy consumption is reduced by 25%-30% compared with traditional single-cylinder equipment.

The three-pass dryer is composed of three concentrically nested cylinders. The material passes through the inner cylinder, the middle cylinder and the outer cylinder in sequence, achieving alternate drying of downstream and countercurrent flow. This structure allows it to occupy only one-half of the area of

The dried dry sand is the core raw material of the dry-mix mortar mixing line. Tongding Machinery provides a full-process solution from drying to mixing. Its silica sand drying line can be equipped with elevators, quantitative feeders, dust removal systems and subsequent mixing equipment to form a complete dry-mixed mortar production chain. The moisture content of the dried sand can be stably controlled below 0.5%, meeting the requirements of the national standard “Ready Mixed Mortar” for the moisture content of fine aggregate.

Excellent technology: It has won honors such as “National High-tech Enterprise” and “Henan Province Specialized and Special New Enterprise”;
Energy saving and consumption saving: The three-pass structure is equipped with an intelligent temperature control system, and the energy consumption per ton of material is reduced by 30% compared with traditional equipment;
Perfect service: Provide full service from solution design, equipment manufacturing to installation and commissioning, exported to more than 30 countries around the world
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