The Bonded substrates 510 and 520 are not only pressed via the atmospheric pressure, and also by a pressure from the N2 or dry air released thereto in venting. Cooling and Unloading: The bonding head retracts, as well as the assembly is allowed to amazing briefly just before remaining unloaded, https://jiutustore.com/collections/optical-bonding-machine/Optical-Bonding-Machine