PTFE
has the lowest surface tension among the known solid materials with sticking no
material. It has superior properties of high temperature resistance and low temperature
resistanc. PTFE is widely used to make releasing agents and kitchen equipments,
such as nonstick pan and snack mold, the coating of outside wall for senior
building, foam plastic forming mold, the roller of copier etc. There are two
main adhesive-resistant crafts of PTFE: one is to install PTFE parts or sheets on
base materials; the other is to cover base materials with PTFE coating or varnished
glass fiber through heat shrinking.