Parts › Seal Pad Set Image 1 of 3 Image 2 of 3 Image 3 of 3 Seal Pad Set from $40.00 These silicone sponge seal pads are used as a cushion for Impulse Micro Knife, Nichrome Wire or Hot Knife seal systems. Machine Model:: Select Machine Model: PP1519ECMC-U PP1622MK PP2028MK PP76ST PP48st PP1519 Lower Add To Cart Added! These silicone sponge seal pads are used as a cushion for Impulse Micro Knife, Nichrome Wire or Hot Knife seal systems. You Might Also Like 25 Watt Conveyor Motor $595.00 Analog Temperature Controller $455.00 PP5600 Seal Blade $695.00 Teflon Mesh Belt Kit from $425.00 Head Return Cylinder from $168.00