Diaphragm Vacuum Pump GM-0.20

1.Corrosion resistance,able to tolerance almost all strong acid ( including aqua regia ),strong alkali,strong oxidizer,reductant,andvariety of organic solvents.                                                                                                                                                                                        2.Withstand high and low temperatures,can be used in temperature of -190°C to 260°C                                                                            3.Non-stick suifacemost solid material and impurity particles can not conglutinate on the surface