Ding Zing Oil Seal UN25*35*7

06/14/2020

Air conditioners lead home appliances slowly picking up

Air conditioners lead home appliances slowly picking up 5.1 has arrived, consumer demand for summer home appliances is gradually increasing, and the five-day vacation will become an important home appliance consumer node.

06/29/2020

Compression ratio of American Copeland compressor

08/15/2020

Precautions for operation of cold storage evaporator

Cold storage evaporators can be divided into two categories: air coolers and cooling pipes. Air coolers are generally used in cooling rooms, freezing rooms and cooling reduction rooms for cooling objects.

06/25/2020

Is Hitachi air-conditioning compressor Toshiba brand

"I obviously bought a Hitachi air conditioner. It was discovered that the air conditioner used a Toshiba compressor during maintenance." A few days ago, some media reported this complaint about Hitachi air conditioners. Therefore, many consumers questioned the difference between the case and the internal machine brand: the purchase clearly identified a certain brand, why did you change the brand of the contents inside without telling it? Is there any difference between the products of the two brands? What if the after-sales service is not guaranteed?

05/28/2025

8 Well-known Chinese Servo Motor/System Manufacturers

At present, there are more than 20 large-scale servo brands in China. Some of the products of these manufacturers have outstanding quality and performance, which show a certain degree of independence and innovation. These products now have a certain position in the mid-to-high-end market.

11/16/2022

How to Fix an Industrial Fan?

Industrial fans can effectively control the air circulation in industrial production workshops. However, industrial fans can also fail due to improper use and prolonged use.

01/20/2021

On-board oil-free air compressor, after reading these faults, you can solve them by hand

1. Excessive temperature rise 　　Excessive temperature rise is a common fault during the operation of vehicle-mounted air compressors. Vehicle-mounted oil-free air compressors often operate at high temperatures,

06/14/2020

The reason for the frost on the compressor air inlet is here!

The reason for the frost on the compressor air inlet is here! Frost on the air inlet of the cold storage compressor is a very common phenomenon in the refrigeration system. Under normal circumstances

09/05/2020

Why permanent magnet variable frequency air compressor will become the future development trend

Permanent magnet variable frequency air compressors are widely used in industry, and people can't help but remind people of industrial frequency-driven air compressors.

06/14/2020

Screw compressor working principle and structure analysis

1. Features of screw compressor The screw-type refrigeration compressor has a simple structure and a small number of parts.