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보상도선 절연체와 외부피복 재료는 사용되는 환경을 고려하여 선정할 필요가 있습니다.
일반적으로 쓰이는 재질을 다음과 같이 구분합니다.
It is necesaary to select compensating cable insulators and external covering materials according to
operating environment. Materials generally used are classified into the following.

피복재질 Insulation material	사용구분 Classification by use	사용온도 Operating Temp. Range ˚C	사 용 분 위 기
피복재질 Insulation material	사용구분 Classification by use	사용온도 Operating Temp. Range ˚C	내수성 Water Resistance	내유성 Oil Resistance	난연선 Fire retardancy
60˚C PVC	General use	- 20 ~ 60˚C	○	○	△
90˚C Heat Resistance PVC	General use	- 20 ~ 90˚C	○	○	○
105˚C Heat Resistance PVC	General use	- 20 ~ 105˚C	○	○	○
90˚C Heat Resistance PVc	General use	- 20 ~ 90˚C	○	○	◎
105˚C Heat Resistance PVC	General use	- 20 ~ 105˚C	○	○	◎
Polyethylene	General use	- 60 ~ 75˚C	◎	◎	×
Cross-liked Polyethylene	General use	- 60 ~ 80˚C	◎	◎	×
Sillcone Rubber	Heat Resistance	- 60 ~ 200˚C	○	△	×
Sillcone Rubber	Heat Resistance	- 60 ~ 200˚C	○	△	○
Glassfiber yam	Heat Resistance	- 20 ~ 200˚C	×	△	◎
PFA	Heat Resistance	- 195 ~ 260˚C	◎	◎	◎
FEP	Heat Resistance	- 253 ~ 200˚C	◎	◎	◎