1/4" Rectangular Gasket, .250" x 75ft, Medium Density - 2 Pack

1/4" Rectangular Gasket, .250" x 75ft, Medium Density (2-Pack) Product Features CNC Grid Gasketing Black Medium Density No Adhesive .250" thickness .250" width 75 Feet in Length   Grid Gasketing Every CNC Router that is employing vacuum hold-down methods needs to incorporate some type of gasketing material. This gasketing material is essential to fill the void between the router table and the spoilboard, creating a quality vacuum clamp on the spoilboards to maximize vacuum performance. Too narrow and it will slip in the channel. Too wide and it will pinch when trying to zero out on the z-depth. The ideal product will completely fill the channel width-wise evenly and stick above the surface of the channel by roughly 1/16” and match the channel shape.  Gasketing Guide: Rounded channels and dove-tail channels use rounded gasket products. Square channels use square gasket products.    The gasketing should stick proud above the table by 1/16″. Non-adhesive material is best. When it come