JINXIANG
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Jinxiang Technical Data Sheet
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Quality results as per GB/T17748-2008
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Outsidewall
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Items
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Standard index of
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Result
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Conclusion
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quality product
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Appearance
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Clean surface without swell, flaws, scratch
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pass
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Qualified
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andLength: aberration±3mm
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0mm~+2mm
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Width: ±2mm
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0mm~+2mm
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Thickness: ±0.2mm
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+0.02~+0.07mm
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Deviation of dimension
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Deviation of diagnoal:<= 5mm
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2mm
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Qualified
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Out of straight at
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sides: <= 1mm/m
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0.3mm/m
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Warp: <= 5mm/m
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2mm/m
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Thickness of coating
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>= 25um
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25u (av.26)
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Qualified
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Deviation of luster
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<= 10
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1.2
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Qualified
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Hardness of pencil
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>= HB
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HB
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Qualified
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Toughness of coating
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<= 2T
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2T
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Qualified
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Adhesive
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Not less than Grade 1
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Grade 1 marking method of rolling line
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Qualified
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Impact strength
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50Kg.cm Without paint off and crack
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Pass
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Qualified
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Boiling water resistance
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Boilingchange for 2h without
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Unchanged
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Qualified
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Acid resistance
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Immerse surface with 5% HCI(v/v) for 24h without change
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Unchanged
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Qualified
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Alkali resistance
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Immerse surface with 5% NaOH(m/m) for 24h without change
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Unchanged
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Qualified
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Oil resistance
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Immerse surface with 20# engine oil for 48h without change
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Unchanged
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Qualified
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Solvent resistance
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Cleanbutanone100withouttimes withchange
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Bottom unrevealed
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Qualified
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Cleaning resistance
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>=change10,000 times without
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Unchanged
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Abrasion resistance
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>= 5L/um
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5.2 L/um
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Qualified
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Contamination resistance
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<= 5%
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0.03
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Qualified
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Density of surface
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Specified value: ± 0.5Kg/m2
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5.8Kg/m2
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Qualified
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Bend strength
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>= 100Mpa
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100Mpa
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Qualified
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Flexuouselasticitymodulus of elasticity
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>=2.0 x 104 MPa
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2.5 x 104 Mpa
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Qualified
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Through resistance
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>= 9.0 kN
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9.5 kN
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Qualified
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Cutting strength
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>= 28.0Mpa
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30.0Mpa
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Qualified
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180° peel strength
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>= 7.0 N/mm
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8.0 N/mm
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Qualified
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Resistance to the change of temperature
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- 40℃~80℃ 20 cycles without change
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Unchanged
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Qualified
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Heat temperaturede formation
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>= 95℃
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96℃
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Qualified
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Coefficient of heat expansion
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<= 4.00x10^-5℃-1
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2.50x10^-5℃-1
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Qualified
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Salt haze resistance 3000h
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Not less than Grade 2
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Grade 1
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Qualified
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Artificial resistance aberration 2000 h
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<= 3.0
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2.5
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Qualified
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Aginglight resistance Out of Light
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Not less than Grade 2
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Grade 1
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Qualified
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Other aging characteristic
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Grade 0
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Grade 0
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Qualified
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The test result meets the index requirements of quality product of GB/T17748-2008 and the products sampled are regarded as quality products.
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