Location: Home > Air Intake Rubber HoseAir Intake Rubber Hose
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Name: Air Intake Rubber Hose
Type:
Product Specifications:
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Show Details:
Material：ECO、AEM、NBR+PVC、EPDM
Craft: mould pressing or injection-moulding
Construction: unreinforce
Appearance: black, molded
Shape: straight tube or molding tube
Execution standard：
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No
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Specification item
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Standard
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ECO Spec value
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1
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shore-hardness
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GB/T531-1999
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60～80
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2
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tensile strength
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GB/T528-1998
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≥6.9MPa
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3
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elongation
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GB/T528-1998
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200～300
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4
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sample sheet20×20 ，five layers
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GB/T7759-1996
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≤60%
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compressibility25% 120℃×22h
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5
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tear strength
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GB/T529-1999
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＞6KN/m
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6
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heat aging test 120℃×70h
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hardness change
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GB/T3512-2001
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0~+25°
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tensile strength change rate
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≤20%
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break elongation rate
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≤70%
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7
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after diesel aging resistance test normal T×48h
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hardness change
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GB/T1690-1992
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-2~+1
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tensile strength change rate
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＞6MPa
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break elongation rate
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＞200%
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quality change
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0~+2
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8
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after diesel aging resistance test dry×24h
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hardness change
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GB/T3512-2001
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0~+5°
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tensile strength change rate
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＞9MPa
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break elongation rate
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＞200%
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quality change
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0~-1
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9
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after oil aging resistance test 50℃×100h
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hardness change
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GB/T1690-1992
GB/T3512-2001
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-3~+8
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tensile strength change rate
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＞6MPa
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break elongation rate
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＞100%
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quality change
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±5%
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tearing strength
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GB/T529-2008
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＞4KN/m
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material
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Operating temperature
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Oil resistance
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Processability
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Aging resistance
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AEM
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-40℃～+160℃
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excellent
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difficult
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excellent
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ECO
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-40℃～+150℃
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good
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ordinary
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excellent
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NBR+PVC
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-40℃～+110℃
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good
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ordinary
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good
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EPDM
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-40℃～+130℃
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bad
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easy
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good
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