Originally Posted by
Litespeedlouie
I have a feeling separate blocks on a pad might have better grip than one big pad, perhaps due to extra biting edges or something. But one big pad should work. I don't think I've ever looked for wear indicators on any pad. I would just change as discussed, and before wear would allow metal parts to contact.
think of how our car brake pads, or bike disc pads, are just one large surface area--the more pad to disc contact generally means more stopping action, so Im sure its for water/gunk diversion.
If what you think is true, our automotive disc pads would have separate blocks.