1. It is made of medical grade polypropylene (PP) with high chemical stability and excellent chemical corrosion
resistance;
2. The thickness of the bottom and side wall of the plate is uniform, and the upper part of the orifice plate is flat and uniform,which is easy to seal and has the same aperture size;
3. It can be sterilized under high pressure and does not deform at 121 ℃ for 20 minutes