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Name: Multi-layer PA Tube
Type:
Product Specifications:
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Show Details:
lron Horse recent development of automotive fuel systems:having imported advanced multi-layer extrusion lines and technology.The tube has excellent resistance to permeation,oil,corrosion and anti-aging.It applies to the mixtrue of fuel and ethanol,which can meet Euro IV.It is a kind of lightweight,high performance and environmentally friendly tube widely used in automotive fuel system.
Five-layer tube with OD6mm,8mm,10mm etc.
Out Layer PA12
Tie Layer
Barrier Layer EVOH
Tie Layer
lnner Layer PA12
Executive Standard:SAE J2260 QC/T798-2008
Working temperature-40℃~115℃
Continuous working temperature≤90℃
Working pressure:≤0.7MPa
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No
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Test project
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unit
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requirement
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1
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Burst strength
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burst strength in room temperature
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MPa
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≥5.6
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burst strength in High temperature
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MPa
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≥2.1
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2
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Bending performance
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min.Bending radius
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mm
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Meet QCT-798-2008 requirements
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Resistance to bending deformation
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--
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Burst strength after bending
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MPa
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≥5.6
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3
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Resistance to ZnCl2
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apperance
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--
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no cracking with oyter and inner tube surface
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burst strength in room temperature
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MPa
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≥4.2
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4
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Cold-temp erature impact
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apperance
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--
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no cracking in apperacnce
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burst strength in room temperature
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MPa
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≥4.2
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5
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performance of permeation resistance
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permeation rate
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g/m.d
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＜0.05
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length change rate
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--
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-1%~+1%
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burst strength in room temperature
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MPa
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≥5.6
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6
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yield stress
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parallel Extrusion direction
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N/m㎡
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≥24
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vertical Extrusion direction
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≥25
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elongation
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Extrusion direction
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%
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≥170
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vertical direction
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%
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≥170
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7
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Performance of fuel resistance
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apperance
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--
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no cracking in apperacnce
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Low-temperature impact
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--
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no cracking in apperacnce
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burst strength in room temperature
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MPa
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≥5.6
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Stress yield at Extrusion direction
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N/m㎡
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≥20
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Elongation at Extrusion direction
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%
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≥150
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layer adhesive force
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no clear delamination phenomenon between cutting layers
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