... membrane system range from 0 to 99 layer.This machine has a wide range of applications for such field ... to 6*10-4PaEquipped with anti-turbulence device, safe interlock design, optional manual or automaticHeating systemHeating mode of heating tube ... voltage 4KV-10KV, adjustable. Positioning scanning, triangular wave scanning, circular scanning, spiral scanning, square wave scanning, sine wave, good ...