Yes, you can recycle old aluminum coils into new ones. Recycling aluminum is a highly efficient process, and it's very common in the industry. Aluminum has one of the highest recycling rates among metals due to its value and the energy savings associated with recycling compared to producing new aluminum from raw materials. When you recycle aluminum, it can be melted down and reformed into new coils or other products without losing its properties. This process helps conserve resources and reduces environmental impact.