Blocks / Polished Nether Bricks Polished Nether Bricks blockus:smooth_nether_bricks blockus Physics Properties Explosion Resistance 6.0 Hardness 2.0 Friction 0.60 Speed Factor 1.00x Jump Factor 1.00x Block Behavior Has Collision Yes Is Air No Can Occlude Yes Requires Correct Tool Yes Waterloggable No