Large Size Lab PTFE, Diameter 35mm to 82.5mm, Pure F4 Ball, Shaker Bead for School Experiment
I. Product description:
1. Item: PTFE ball
2. Colour: white.
3. Material: PTFE
4. Diameter: 35mm-82.5mm
II. Product Material Features:
Surface without molding line, no burrs, smooth surface, high technology, low coefficient of friction, the lowest in almost all solids, especially high temperature resistance, good chemical stability, almost no erosion by any chemicals, surface viscosity, excellent electrical insulation properties. Dielectric constant and stable in a wide frequency range and minimum value, excellent resistance to aging, oxygen, ozone, ultraviolet rays, fireproof, minimal water absorption. Products are used in chemical industry, machinery, electronics, electrical appliances.