FIGURE COATINGS TECHNICAL DATA

Test Item

Standard Index

PE Coating

PVDF Coating

Reference Standard

Coating Thickness

GB/T 17748-2008

> 16 um

> 25 um

BS 5411

Gloss tolerance

GB/T 17748-2008

> 10 (gloss< 70)

< 5 (gloss> 70)

> 10 (gloss< 70)

< 5 (gloss> 70)

ASTM D523

Pencil hardness

GB/T 17748-2008

> HB

> HB

ASTM D3363

Coating flexibility

GB/T 17748-2008

< 3T

< 2T

ASTM D522-93A

Coating adhesive

GB/T 17748-2008

> 1 class

> 1 class

AAMA2605-02

Impact resistance

GB/T 17748-2008

50 kg.com no depainting / crack

50 kg.com no depainting / crack

ASTM D2794-93

Boiling water resistance

GB/T 17748-2008

No changes for 2 hours

No changes for 2 hours

AAMA 2605-02

Acid resistance

GB/T 17748-2008

2% HCL 24 hours

5% HCL 48 hours

ASTM D2794-3

Alkaline resistance

GB/T 17748-2008

2% NaOH 24 hours

5% NaOh 48 hours

AAMA2605-02

Special solvents

GB/T 17748-2008

> 100Ts (1 kg/cm2) in xylene

> 100Ts (1 kg/cm2 ) in Butanone

ASTM D1308

Brushing resistance

GB/T 17748-2008

> 1000 (1 kg/cm2)

> 1000 (1 kg/cm2)

ASTM D968-93