can I use borax to clean my homebrew equipment?

[jrubins]

I've been using PBW to clean all of my equipment, and it works really well, but it's a bit pricey.
We use borax around the house for cleaning things, and I just wondered if it would substitute for pbw, and if so, what quantities do you use?

 

[Hermit]

http://www.daytondraft.org/brew-school/powdered-brewers-wash-pbw-homemade/