Product specifications: 6*6 means the width is 6mm and the thickness is 6mm, and so on; Product Overview: PTFE packing is made of pure polytetrafluoroethylene fiber. It is not treated with PTFE emulsion and lubricating grease. It has good corrosion resistance, good self-lubricating and anti-adhesive properties. It is flexible due to solid weaving. Adjustable, so it can be well matched with shafts, stuffing boxes, etc.
Performance parameters:
Specific gravity: 2.1-2.3g/cm3
Stretch rate: 150-400%
Tensile strength: 13.7-34.3MPa
Compressive strength: 12MPa
Shore hardness: D05-55
Dynamic friction coefficient: 0.06
Breakdown voltage: 19kv/mm
Operating temperature: -200~280°C
Features:
High temperature resistance 280 ° C
Low temperature resistance, 5% elongation at -196°C, good mechanical toughness
Acid and alkali resistant, inert to most chemicals and solvents, resistant to strong acids and bases and various organic solvents
Weather resistant, better aging life in similar materials
Highly lubricated, low friction coefficient in solid materials
Does not adhere, has a small surface tension in the solid material, does not adhere to any substance
Non-toxic, physiologically inert, implanted in the body without adverse reactions
Good insulation, withstand voltage 1500V
Application range:
It can be used in chemical, food, pharmaceutical, paper, chemical fiber, fine chemical and other operations that do not allow pollution. It is suitable for chemical media other than soluble alkali metals and free fluoride ions.