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Automotive Vacuum Hose Assembly
Product introduction
It is applied in automotive brake systemconnects to engine's air intake system and vacuum power steering, via check valve's opening and close to transfer the negative pressure from intake system to vacuum power steering in order to enhance the brake force and regulate the negative pressure to the engine.
The product parameters

ID

mm

First

layer

Second

layer

Third

layer

Low temperature

High temperature℃

(long time)

High temperature

(short time)

816

PA11

——

——

-40

125

150

816

PA12

——

——

-40

125

150

816

PA612

——

——

-40

150

170

525

NBR

AR line

CR

-40

100

125

525

ECO

AR line

ECO

-40

125

150

525

EPDM

AR line

EPDM

-40

120

130

   
The product structure
Product show