Run Partition Expert to see all detail information of the partition and disk.
Right-click the disk you need to wipe, and then click wipe disk.
Choose a method to wipe the disk,You can:
In the end, Click the "Commit" button, the changes can take effect.
Another free utility specially designed for disk wiping is Data Wiper, with which you can also wipe recycle bin, wipe free space and even the entire disk or partition, check the main window below
Choose a wiping plan or just use the default method to wipe the entire disk, click "Wipe Now" can type WIPE
to confirm this operation
Both methods use the same algorithm, feel free to download and try