Copper: Copper prices fell for the first time in recent weeks, and it is expected that there will be more sales on the 23rd.
Aluminum: Aluminum futures closed lower on the day after hitting new highs. It is expected that the market outlook will be under pressure.
Lead: Lead markets traded quietly. Due to the weak performance of copper futures, lead also closed lower on the same day. If copper is still weak on the 23rd, lead will fall with it.
Aluminum Spiral High Speed Door
The Spiral door offers high-speed operation for high-traffic situations and rigid aluminum slat construction that eliminates the need for a second security door. Crisp lines give the Spiral door a stylish look that's great for many types of commercial, automotive retail, government, institutional and industrial applications. The Spiral is ideal for automotive dealerships, government, parking and security. Benefits No metal-to-metal contact reduces wear on the door panel and offers fast, quiet operation.
Aluminum spiral High Speed doors are usually used wherever goods traffic occurs and where the doors have to fulfill special requirements. In the food and beverage industry, or Medical industry for example, special climatic conditions have to prevail; short opening and closing times reduce cooling loss, avoid airflow and enable a smooth operating procedure. They can also be designed in larger dimensions for the mining and aircraft industries.
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Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.hffreezerdoor.com