Step-in high-low temperature alternating heat and humidity t…

Step into the high and low temperature alternating heat and humidity test room, signed Shandong Rizhao Haidi Electric Co., Ltd., Hongzhan Instrument New Year ushered in a good start! Shandong Rizhao Haidi Electric Co., Ltd. is a high-tech company integrating digital TV technology development, pro ...more...

What is the structure of the compression spring and the perf…

The compression spring is also called (pressure spring) abbreviation (pressure spring). The compression spring is a kind of coil spring that can bear axial pressure. The material used is mostly circular in cross section, and is also made of rectangular and multi-strand steel coils. The springs are ...more...

Track chassis

Steel tracked chassis and rubber tracked chassis are the two most advantageous products in our industry! Domestic crawler chassis can be roughly divided into two types: a rubber crawler chassis and a two-steel crawler chassis. A: Rubber rubber tracked chassis is suitable for small light industry ...more...

Types and characteristics of hydraulic seals

Types and characteristics of hydraulic seals Hydraulic seals are the most important and effective means of solving hydraulic and pneumatic system leakage problems. If the system is poorly sealed, there may be an impermissible external leakage. The oil leaking out will pollute the environment; it ...more...

Dear user, are you looking for the relevant security informa…

Dear user, are you looking for the relevant security information for the detection door? Let us quickly help you find the information about the metal detector door you want! We will find a manufacturer that best matches the metal detector service information. There are many sales forms on the n ...more...

Four major development directions of the insulation material…

The four major development directions of the thermal insulation material industry The initial thermal insulation materials are mainly organic materials such as polystyrene board. However, organic materials survive the defects of poor fire resistance. Nowadays, polystyrene board has already had the ...more...

Contract energy management makes enterprise energy saving no…

In order to carry out energy-saving renovation, enterprises do not need to pay a penny, and only need to use the saved energy costs to "return" the cost of transformation. Today, contract energy management is quietly emerging everywhere. Contract energy management is a new type of marke ...more...