This post provides you with 3 methods to mount VMware disk to Windows disk. You can pick one method from them to mount a VMDK image file in Windows. Simply follow the steps offered by Partition Magic.
If you have a VMDK file that hosts one or more VM partitions, here are 4 ways to get it mounted in Windows as a disk drive. Windows Explorer Supporting VMDK seems to be a feature built right into the Windows system.