Garnet abrasive is a popular abrasive media. While not as hard as other sandblasting abrasive options, it is still effective for surface cleaning, and light deburring. A sub-angular shape makes it cut less than other abrasive media but still productive for removing rust and scale.
If you want to know more about garnet abrasive, we have this page for you to look over. Also, we have a very detailed media blasting abrasives page here. It describes many abrasive media properties to help you learn more about abrasive media. When you are ready to purchase, you can call or email us and we can assist. If you have any further questions we are ready to help you.