브레이크 디스크 교환 수리 사례

2026. 7. 18. 작업

난이도 & 준비물

증상

There is a thread on the chemical composition of PTFE tape (Teflon tape) here: Master cylinder leak but my question is, will PTFE tape stand up to the heat generated by front disc brakes? Or, will the heat generated melt it and just make a messy goop that no longer really seals? EDIT: Applying a little Google-foo to the problem turned up this: [PTFE is a white solid at room temperature, with a density of about 2.2 g/cm³. According to DuPont its melting point is 327 °C (620.6 °F), but its properties degrade above 260 °C (500 °F). So the question can be refined to is that high enough to avoid pr

처리 내용

TBH I've never seen teflon tape on brake bleeder screws or any brake line fittings. It seems kind of stupid to try especially in a professional environment where you're open to litigation and possibly criminal charges if the tape fails and someone dies.