Panpsychists sometimes accuse physicalists of having a crude 'billiard ball' conception of matter, but isn't there a similar crudeness is assuming that the basic physical entities must have an intrinsic nature -- as if they were little balls that must be made out of something?
If you take a panpsychical zombie (not a standard philosophical one) and cut off its arm, the arm will still wriggle. The only way to make it stop moving is to put it into a blender, until the parts are too small to twitch