Today’s copper price CCMN spot copper price: 71930 yuan / ton, down 400 yuan / ton Mine end plans to expand production, copper may fall on the 26th Abstract: China increased price control and continued to exert pressure. The copper price fell by 48 US dollars overnight. Large copper producers plan to expand production. Recently, … Read more
The function of air switch in the circuit is to automatically break the circuit when overload, short circuit and voltage loss exceed the allowable limit occur, and to make and break the circuit infrequently under normal conditions. The function of the wire should be able to bear the needs of the maximum load current, and … Read more
“Do you have a copper machine tool? We can make a home valuation! ” Lao Zhao is a recycling business of scrap metals. Recently, he is circulating recycling advertisements by friends. After the Spring Festival, copper prices have set a high, recycling manufacturers are looking for scrap copper. Zhao also took the opportunity to make … Read more
Compared with ordinary aac cables, environment-friendly cables have the following advantages: The first is that it has high flame retardancy. As we all know, the flame retardancy of cables is very important. For cables with safety and fire protection requirements, cables are not easy to burn and fire, and can prevent the expansion of flame. … Read more
A general manager from a well-known abc cable company publicly told his views on safety production. He said that an employee accidentally fell down at the production site and caused serious injury. The fall was caused by a pool of oil on the ground. The reason why there is oil on the ground of the … Read more
Flexible mineral insulated acsr cable is composed of copper strand, mineral compound insulation and mineral compound sheath. It adopts flexible structure, and the main materials are inorganic materials, which make up for the defects of hard structure, easy to burn and toxic. It also has some advantages that other cables can not have, such as: … Read more
For a long time, there is a headache for aaac cable sales, that is, whether the loss of square cable is non-standard cable. Because many customers like to measure the diameter of cable conductor, it can be used to determine whether the cable is qualified. So many people discuss, is copper wire diameter smaller than … Read more
What are the reasons for the aging of wires and cables? Can cable aging still be used? Is there any harm or harm? The following is the reason analysis and disadvantages of the aging of wire and cable arranged by Huaxing wire and cable. I hope it can help you! Causes and hazards of aging … Read more
The maximum current that the pvc wire can bear is not calculated, but the result of experiment. The test method is about 20 ° Under the environment of C, the voltage test is carried out on the 1 meter long wire to obtain the safe current value that the wire can continuously pass through. This … Read more
Home wiring is an indispensable part of our life, and the quality of pvc wire selection will be directly related to home safety. Home safety is your own safety, so you must compare more when you buy, choose the wire with guaranteed quality. So what specifications should the general home wiring choose? What about the … Read more