Is PTFE gasket poisonous to human body? Do I want to use it as a sealing ring in water cup?
A few years ago reported non stick pan, add inside a layer of Teflon (PTFE), at high temperature (180 degrees Celsius) when heated to a certain extent will release hydrogen fluoride gas, soluble in water to form hydrofluoric acid, it is toxic. But your cup pad can be assured.
PTFE pH value 0-14 (except for molten alkali and high temperature and high pressure. The fluorine) which is capable of having good mechanical strength between -100 to 100 DEG C, does not produce toxic substances, so for a cup of water. Pressure seal 10Mpa. PTFE gasket is a kind of clean sealing products, can not be formed the pollution of any physical contact, can be widely used in food, pharmaceutical and other industries.
PTFE gasket is also called PTFE or Teflon foreign gasket (Tie Fulong) gasket. By PTFE rods, tubes, plates or by mechanical cutting and turning the flat gasket, V shaped gasket, piston rings, valve gasket has corrosion resistance, anti-aging and good conductive properties.
