Grooved hot platen for veneer hot press dryer machine 20x20mm, this is necessary parts to connect with thermal oil or steam, we will make the groove on the surface of the hot platen, the groove size can be 10x10mm, 20x20mm, 30x30mm, used to moisture steam come out from the wood veneers, if you need grooved hot platens of press dryer machine, welcome to contact with us.