Our Company Introduction

Tonglida Heavy Industry Machinery Co., Ltd. is a professional company that produces and manufactures various water treatment equipment. It is a member of the China Boiler Water Treatment Association. The company integrates engineering design, equipment manufacturing, installation construction, and business services.

Our company's main products are the ZFL series of automatic sodium ion exchangers; the TLD series of reverse osmosis (RO) systems, cation, anion, mixed ion exchange devices and other series of demineralized water, pure water, high-purity water, drinking water and pure water equipment and its ancillary products; FG series of mechanical filters, activated carbon filters, precision filters, and to undertake a complete set of water treatment projects, design, manufacturing, installation, service, training and so on.

Chemical Dosing Device

This device is a metering pump as the main dosing equipment and can realize automatic dosing, drug delivery, and fully automatic control. It is mainly used in power plant boilers feed water, circulating water, adding hydra-zine, phosphate, etc. It can also be used in petroleum, chemical industry, environmental protection, water supply systems, and so on.

Advantages of our dosing equipment

• Our dosing device has a high degree of automation. For example, the dosing device can automatically detect the water quality of the fluid, intelligent judgment and automatic dosing, to achieve unattended operation, which greatly reduces the workload of the design and site construction.
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• Our system is stable and reliable. In case of failure, the relevant equipment will automatically stop as required, and sound and light alarms will be issued at the same time, which ensures the safe operation of the system.
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• Our dosing device is designed so that the user only needs to place the combined dosing device in the dosing room and connect the dosing pipe to the power supply to start and put into operation.
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• We can flexibly configure the best program to meet various control requirements according to different water quality and different requirements of users.
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• Our material has good corrosion resistance. We go to a variety of stainless steel or PVC material specialized experimental high-quality products are selected, with good corrosion resistance to ensure the long-term stable operation of the equipment.
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• You can choose various control methods including automatic, manual and PLC control.
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• Multi-project water quality online testing instrument (optional). According to the requirements of the monitoring project, the equipment can be equipped with online monitoring instrumentation.