Labor insurance does not "guarantee" workers

To enter the production site must wear good labor insurance products, as a basic requirement for enterprise safety production, is everyone's common sense. However, in many companies, it is often found that some managers do not follow the requirements when they ente

Reasons and troubleshooting of hot water circulating pump

Hot water circulation pump is a centrifugal pump model of a product. Thermal circulation pump temperature within 120 degrees, the installation is divided into vertical and horizontal 2 kinds. Hot water circulation pump failure are mainly no water, lack of flow, noise, vibration, leak several fa

What are the classification of smart alarm system?

Smart alarm system has the following categories:

1. Magnetic sensors: mainly installed in the door and door frames, when there is an illegal entry of thieves, the home host alarm, the management host will display the location and nature of the alarm.

2. Infra

Introduction to the structure of the double-edged forming tool

The two YG6 cemented carbide inserts of the double-edged CNC forming tool are brazed and welded in two symmetrical grooves of the cutter head body, and the cutter head body and the seat are connected by three screws uniformly distributed around the circumference. The holder is positioned b

Selection of insulating glass raw materials

Since the beginning of the hollow glass in China in the 1960s, its production has experienced double glass, simple double glass, manual single-channel sealing, double-channel sealing and the process of composite rubber-type insulating glass which has appeared in recent year