1) Select appropriate bearing materials. All friction pairs at the bearing are made of high-quality silicon carbide. High quality silicon carbide has high purity,Silicon carbide content is more than 99%, resistant to ammonia corrosion, wit…

The water pump factory wants to tell you that as long as we understand the mechanical structure during maintenance, we can solve the problem quickly and well. The clean water centrifugal pump is a simple machine. During maintenance, we sho…

As we all know, the vertical centrifugal pump is used to transport clean water and other basic liquids with physical and chemical properties similar to clean water. It is suitable for industrial and urban water supply and drainage, pressur…

At present, the chemical pumps used by the major petrochemical, chemical, pharmaceutical, printing and dyeing and other chemical enterprises in China can be divided into metal pumps and non-metallic pumps. However, corrosion prevention is …

The centrifugal pump needs to pay attention to maintenance, which requires the operator to be very familiar with the water centrifugal pump, not only to have rich maintenance experience, but also to understand the working principle, disass…

Centrifugal pumps are commonly used in the chemical industry. Fluoroplastics centrifugal pump seals include mechanical seals and double end water circulation seals. Self flushing uses the medium conveyed by the pump itself to enter the sea…

Gear pump is one of the most widely used rotor pumps in the coating industry. According to different gear meshing modes, gear pumps can be divided into external gear pumps and internal gear pumps. External gear pumps are widely used, and g…

Motor driven fire pump is a kind of fire pump which is directly connected with light engine and water pump and can be moved or fixed by manpower to put out general material fire and small oil fire. Due to the advantages of portability, fle…

As a kind of water body that will inevitably be discharged in our life, sewage treatment is also essential. In the process of treatment, a kind of pump body needs to be used. This kind of pump body is sewage lift pump. This kind of pump ma…

In fact, the operation process of wear-resistant centrifugal pump is not very complicated, but it only needs to be used correctly. Even with the help of instructions or professionals, there will always be some problems that they cannot hel…

In practical work, in order to achieve ideal working efficiency, it is necessary to control and adjust the flow of the non clogging pulp pump. In order to achieve this goal, we must first understand the factors that affect the flow of the …

The anti blocking design of the impeller of the self-priming sewage pump ensures high efficiency and no blocking. Excellent hydraulic model is adopted, and the efficiency is 3~5% higher than that of general self-priming sewage pump. The se…

Pressure is not a benchmark, but a derived force and area. Pressure gauge, also known as pressure gauge, is an industrial automatic instrument used to measure the pressure of gas or liquid. The pressure gauge of centrifugal pump can displa…

New users will need to know some instructions when purchasing the unsealed automatic self-priming pump.1. After the installation of the self-priming pump is completed, the discharged medium can be filled from the inlet as the initial drain…

During the operation of the pipeline, some factors may reduce the head. The following are the six reasons.1. Impeller passage blockedThe blockage of impeller flow passage will affect the work done by the impeller, and the pressure at the o…

When the centrifugal pump is started, it will carry out the actual operation of exhaust and water filling, which can make the machine run more effectively. So next, I'll explain the water filling and exhaust methods of this machine in deta…

We usually have WFB type and other types of sealless Self-priming pumps. This sealless self-priming pump is a very popular type of pump and valve products today, because it has very unique advantages. The following are the main characteris…

The submersible sewage pump is a kind of pump product which is connected with the motor and works underwater at the same time. Compared with the general horizontal pump or vertical sewage pump, the submersible sewage pump has the following…

The self-priming sewage pump integrates self-priming and non clogging sewage discharge. It adopts the axial reflux external mixing type. Through the unique design of the pump body and impeller flow passage, it can not only suck and dischar…

The damage to the air and the cost of the magnetic pump will be great. The idling of the magnetic pump causes damage to many components, one pump body, inner magnetic steel, outer magnetic steel, stationary ring, impeller, isolation sleeve…

In the last issue, we talked about several reasons for the low efficiency of the mortar pump. Today, we will teach you how to carry out the daily maintenance of the mortar pump, so as to improve the operating efficiency ratio of the mortar…

For the maintenance of multistage pump, if conditions permit, it is better to read the maintenance manual and general assembly drawing of the manufacturer first to see what special points need attention.1、 During disassembly:1. Before rem…

Pipeline pump can send water out because of centrifugal force. Before the pump works, the pump body and the inlet pipe must be filled with water to form a vacuum state. When the impeller rotates rapidly, the blades promote the water to rot…

There are many reasons for the wear of the self-priming pump shaft, but most of them are due to the normal wear of the self-priming pump shaft because it has been used for too long. There are other reasons, of course. For example, it is ca…

Cavitation of centrifugal pump is still a problem difficult to judge accurately, because the typical symptoms of vaporization cavitation are the same as those of the other three cases. This means that when we encounter unique noise and hig…

Air conditioning water circulating pump The horizontal centrifugal pump runs smoothly: the concentricity of the pump shaft and the excellent dynamic and static balance of the impeller ensure stable operation without vibration.No leakage: c…

For the installation of submerged pumps, especially the newly installed pumps, vibration isolation measures must be taken, and laziness is not allowed, otherwise great vibration and noise will occur during use. When the underwater pump is …

Centrifugal pump alignment method, pump alignment methodThe purpose of horizontal centrifugal pump alignment is to make the center line of the water inlet and outlet of the horizontal centrifugal pump and the pump axis line completely cons…

The survey shows that the annual discharge of urban sewage in China can reach about 40 billion tons. With the acceleration of urbanization, the discharge of sewage will continue to increase. According to the experts, about 40% of the low-l…

Magnetic pump, also known as magnetic drive pump, is mainly made of engineering plastic or stainless steel. It plays an important role in the machinery manufacturing industry. Friends who have used the magnetic pump for a long time know th…