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기술자료

소재별 마찰계수

by thewj 2018. 8. 19.

소재별 마찰계수를 정리한 표이다.

업무중에, 구글링 통해 취한것을 나름대로 update 하며 사용하고 있는 자료


설계업무를 하다보면,

때에 따라 적용한 소재와 상대물간의 마찰계수가 필요 할 때가 있다.


자동화 설계 업무시에 주로 사용하는 소재는 

별도로 색깔로 구분해서 강조했다.





구분

Clean

Lubricated

Steel

0.8

0.16

Copper(구리) - lead alloy(납합금)

0.22

-

인(Phosphor) - 청동(bronze)

0.35

-

Aluminum(알루미늄) - 청동(bronze)

0.45

-

Brass (황동)

0.35

0.19

Castiron (주철)

0.4

0.21

청동(bronze)

-

0.16

Sintered bronze (소결청동)

-

0.13

Hard carbon

0.14

0.11-0.14

Graphite

0.1

0.1

Tungsten carbide

0.4-0.6

0.1-0.2

Plexiglas

0.4-0.5

0.4-0.5

Polystyrene

0.3-0.35

0.3-0.35

Polythene

0.2

0.2

Teflon

0.04

0.04

Aluminum-aluminum

1.35

0.3

Cadmium-cadmium

0.5

0.05

Chromium-chromium

0.41

0.34

Copper-copper

1

0.08

Iron-iron

1

0.15-0.20

Magnesium-magnesium

0.6

0.08

Nickel-nickel

0.7

0.28

Platinum-platinum

1.2

0.25

Silver-silver

1.4

0.55

Zinc-zinc

0.6

0.04

Glass-glass

0.9-1.0

0.1-0.6

Glass-metal

0.5-0.7

0.2-0.3

Diamond-diamond

0.1

0.05-0.1

Diamond-metal

0.1-0.15

0.1

Sapphire-sapphire

0.2

0.2

Hard carbon on carbon

0.16

0.12-0.14

Graphite-graphite (in vacuum)

0.5-0.8

-

Graphite-graphite

0.1

0.1

Tungsten carbide-tungsten carbide

0.2-0.25

0.12

Plexiglas-Plexiglas

0.8

0.8

Polystyrene-polystyrene

0.5

0.5

Teflon-Teflon

0.04

0.04

Nylon-nylon

0.15-0.25

-

Wood on wood(clean)

0.25-0.5

-

Wood on wood(wet)

0.2

-

Wood on metals(clean)

0.25-0.5

-

Wood on metals(wet)

0.2

-

Brick on wood

0.6

-

Leather on wood

0.3-0.4

-

Leather on metal(clean)

0.6

-

Leather on metal(wet)

0.4

-

Leather on metal(greasy)

0.2

-

Brake material on cast iron

0.4

-

Brake material on cast iron(wet)

0.2

-



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