PTFE packing mainly used in the control valve, and application environment where the temperature is lower than 200°.
● PTFE is a plastic material that can reduce friction.
● The mold is pressed into a V-shaped ring, which is spring-loaded and self-adjusting in the packing box.
● It has a damping effect on most known chemicals, except for molten alkaline metals.
PTFE Packing Composition
1. Felt pad
2. Spring (or metal spacer with holes-in the case of special materials)
3. Packing ring
4. V-shaped PTFE packing
5. Metal gasket