Genmitsu CNC MDF Spoilboard for 3018 CNC Routers, 30 x 18 x 1. 2cm (11-4/5''x 7''x 1/2'', M6 Holes (6mm.

A spoilboard is a disposable workbench mounted above the routers table. It can protect the router table from damage as well as being an expendable surface that can participate in workholding. , Precautions: Make sure the MDF spoilboard is secured well to the machine bed. Make sure the CNC material is clamped tight to the MDF spoilboard/machine bed, or you will get vibration, chatter, poor cut finish, and can possibly break your cutting bit. Do not use any lubricant when you use an MDF spoilboard. It will swell and expand if it gets wet. So using spray or mist coolant or oils is not recommended. Specification: Material: MDF Spoilboard Size: 30cm x 18cm x 1. aws. com/s3. image. smart/download/10163SP3018/Genmitsu3018CNCSpoilboardInstallationGuide. pdf.