On August 12, 2022, the 1# copper price of Changjiang Nonferrous Metals increased by 380, the lowest was 63050 and the highest was 63090, the average price of the first three days was 62203.33, and the average price of the…
8.12: Today’s aluminum price
On August 12, 2022, the A00 aluminum price of Changjiang Nonferrous Metals dropped by 140, with a minimum of 18,650 and a maximum of 18,690. The average price of the first three days was 18,696.67, and the average price of…
Generator
A generator is a device that converts kinetic or other forms of energy into electrical energy. The general generator first converts the energy contained in various primary energy into mechanical energy through the prime mover, and then converts it into…
Application trend of enameled flat wire in new energy drive motor
Why is it a flat wire? Miniaturization – high slot full rate, high power density Fast heat dissipation – large wire contact area and short heat dissipation path High reliability – ordered distribution The high-efficiency interval is larger than that…
The trend of copper and aluminum prices will stop falling and rebound next week?
1. What caused the decline of precious metals in the early stage? One is the tightening of global currency liquidity; Second, basic metals such as copper, aluminum and nickel are affected by demand; Third, the risk of overseas inflation is…
2022.8.11Copper and aluminum prices today
Copper and aluminum prices today Copper price: 73,320 yuan/ton, down 560 RMB/ton Aluminum price: 22,890 yuan/ton, down 100 RMB/ton Market analysis Reference tips: The severe epidemic situation has weakened demand expectations, and the copper price has fallen, which is in…
Enameled wire production process: take-up
The purpose of winding and arranging the wire is to wind the enameled wire on the spool continuously, tightly and evenly. It is required that the wire take-up mechanism has a smooth transmission, low noise, proper tension and regular wire…
Enameled wire production process: pay off
.Simple and not enough attention, with the increase of enameled wire line speed, labor productivity. The growth of the pay-off part has also attracted people’s attention, in a normal operation On the enameling machine, most of the operator’s energy and…
Test 21 : Weightless (applicable to enameled round wire)
Weight loss is a property related to the degree of cure of the enameled wire paint film. 1.1 Specimen Preparation Scrub a sample with a paint film content of not less than 0.5g by an appropriate method that does not…
Test 10: Softening breakdown (applicable to enameled round wire and film wrapped round wire)
The temperature at which a short-circuit current is generated between the samples for softening breakdown by making the two wire samples intersect vertically, and applying a specified load to the intersection point. express. NOTE: In many cases, the softening breakdown…