Hard Aluminum Alloy is a strong alloy with low relative density and light weight. Purpose: Craft Lv. 50, 60, 70 equipment and alloys.
You will need to use a workbench. Go to your home base and interact with the workbench
Go to your workbench.
Click on the “Armor” or “Weapons” tab.
Scroll down to the “Hard Aluminum Alloy” recipe and click on it.
Make sure you have the required materials in your inventory.
Click on the “Craft” button.
Materials to craft Hard Aluminum Alloy