How to solve the four major technical problems LED display

LED technology for solving technical problems, it is learned. Many people think that simpler, in fact, the real LED display technology to solve the problem, the following four aspects is the most convincing, the most authoritative proof of practice.

The first is the .......

Arc gear pump how to avoid wear and tear

Arc gear pump housing wear mainly floating shaft sleeve wear (gear shaft and sleeve of the normal gap is 0.09 ~ 0.175mm, the maximum shall not exceed 0.20mm). Gear work by the role of pressure oil, the gear tip close to the pump housing.......

Evergreen gas safety valve device through the identification

Zhongshan City, Guangdong Evergreen Gas Valve Co., Ltd. developed the "gas stove safety valve force device" recently passed the expert appraisal. The device adopts a cam pushing and a compensating spring in front of the plunger to buffer the force acting on the electromagnetic valve to ens.......

Pump characteristics, uses and working conditions

Pump features

Removed the mechanical seal pump, mechanical seal completely eliminate the pump inevitable run, run, drip, leakage of the shortcomings of the plant is the best choice for leaks.

As the pump flow components selected stainless steel, engineering plastics to manufactur.......

Which way to deal with micro-polluted water source?

What is a micro-polluted water source? Micro-polluted water source water refers to a water body that is contaminated with organic matter and some of its water quality indicators exceed the Class III water body standards of Surface Water Environmental Quality Standard (GB3838-2002). .......