Cradle to Consumer
Identity ID
a2d8afd6-e596-48f8-8099-3583076c0245
Materials
Associated ID
85a1ed7c-41b9-4c23-9601-c31f1f49d60b
Included activities starts
Included activities ends
Description
This is a market dataset representing the consumption market in the region. It includes transportation of the product from the factory gate to consumption, with transport services calculated according to the regional transportation conditions for the product.
Activity Description
The production process of flat-rolled coils includes annealing, finishing, inspection, and packaging of hard-rolled coils, covering energy consumption, material consumption, waste treatment, and environmental emissions required during the production process.
Process Description
Silicon steel processing coils are a specially processed cold-rolled silicon steel material, primarily used in manufacturing core components of electromagnetic devices such as transformer, motor, and generator cores. The main components of silicon steel processing coils are iron and silicon, with silicon content typically ranging between 2% and 3.5%. This composition provides high electrical resistivity and excellent magnetic permeability, significantly reducing energy losses in electromagnetic applications. Moreover, silicon steel processing coils that have undergone cold rolling, annealing, and precision processing exhibit good mechanical strength and toughness, making them easy to shape and cut during manufacturing. Their smooth surface and precise dimensions are suitable for producing precision components.
Time period
2021
2026
Geography
China,Fujian
Macroeconomic value
Business-as-Usual
Data validation
Yes
Technology
Current Technology
Technology comment
Annealing is a metal heat treatment process in which the metal is slowly heated to a certain temperature, held for a sufficient time, and then cooled at an appropriate rate. Coils after cold rolling typically require finishing treatments to achieve the final dimensional and surface quality requirements. This may include trimming edges and adjusting the width and flatness of the coil. Cold-rolled hard coils of silicon steel are transformed into annealed silicon steel coils through processes such as annealing and finishing, and after inspection and packaging, they become qualified products.