Test items

Standard index of quality product

Result

Conclusion

Appearance quality

Clean surface without swell,flaws,scratch

and aberration

Pass

Qulified

Dimension permitted deviation

Length: ±3mm

0mm~+1mm

Qulified

Width: ±2mm

0mm~+1mm

Qulified

Thickness: ±0.2mm

0mm~+0.14mm

Qulified

Diagonal deviation: ≤5mm

0mm

Qulified

Deviation on the edge: ≤1mm/m

0.2mm/n

Qulified

Warp: ≤5mm/m

1mm/m

Qulified

Thickness of coating

16≥μm

17μm(av.18)

Qulified

Gloss deviation

≤10

2.6(av.2.0)

Qulified

Hardness of pencil

≥HB

2H

Qulified

Flexibility of coating

≤3 T

1T

Qulified

Adhesion of coating

Not less than Grade 1

Lattice-Ripping(GB9286-88)

Grade 0

Qulified

Circle-Ripping(GB1720-89179)

Grade 1

Impact strength

50kg.cm without paint off and crack

Pass

Qualified

Boiling water resistance

Boiling water for 2h without change

Unchanged

Qualified

Acid resistance

Immerse surface with 2%HCl(v/v)for

24h,withoutchange

Unchanged

Qualified

Alkali resistance

Immersesurface with2%NaOH(v/v)for

24h,without change

Unchanged

Qualified

Oil resistance

Immerse surface with 20# engine oil for24h,without change

Unchanged

Qualified

Solvent resistance

Clean 100 times with Dimethy Ibenzene,without change

Bottom Unrevealed

Qualified

Scrubbing Resistence

≥1000times,without change

Unchanged

Qualified

Surface

density

Specified value:±0.5kg/

3.63 kg/

Qualified

Bending strength

≥60MPa

79.6Mpa

Qualified

Elastic module in bending

≥1.5×10⁴ Mpa

2.19×10⁴ Mpa

Qualified

Through resistance

≥5.0KN

6.25KN

Qualified

Shearing Strength

≥20.0MPa

25.7MPa

Qualified

Peeling strength at 180°

≥5.0N/mm

6.2 N/mm

Qualified

Thermal gradient resistance

40C~80C,20 cycles,without change

Unchanged

Qualified

Thermal deformation temperature

≥95C

116C

Qualified

Coefficient of thermal expansion

≤4.00×10^-5C^-1

2.47×10^-5C^-1

Qualified

LIABILITY DISCLAIMER:

The above data are to our knowledge correct and are intended to give information about our products.No warranty is given or implied in

respect of certain properties of the products or their suitability for a particular application.

We reserve the right for technical changed without further notice.We guanrantee impeccable product quality under our terms of sales.