Testing Items

Specs

 Testing Method

TPU thickness

150±15 um

Elcometer

Total thickness

310±15um

Elcometer

Release film

One side matte release film one side pet clear

125±5um

Elcometer

Tensile property

300kg/cm²

ASTM D412

Elongation

350%

ASTM D412

Glossiness

>90%

Gloss Meter @60°

Black paint surface

Applied on black paint surface for 10 min

Light Transmittance

Clarity

Applied on transparent acrylic sheet

Data

Color meter / Transmittance meter

Flatness

No concave, no bump

Visual

Peeling Property

18~25N/inch

Peel strength tester / applied on the stainless-steel sheet

Reserved Gum

No

Applied on paint panel surface

Oven ( 80°Cx24hr ), Refrigerator  ( -4°Cx24hr )

Scratch resistance (5pt)

4pt

Dry towel, Brass Brush

Thermal Self-healing

100% Self-healing

Dry towel, brass brush 70°C hot water

Chemical Resistance

no damaging within 60s

Against Carburetor Cleaner

no damaging within 60s

DMF Testing

Surface Energy

38Dyn

Dyne pen

Hydrophobic Property

R9-R10

JIS P-8137 /Japan Standard JIS P-8137

Stain Resistance (Normal

temperature)

Can be removed by tissue

Tested with Oil based marker (Deli S552)

Stain Resistance (High

temperature)

Glossy, not sticky

Oven 80°C 1 hr. or applied on engine cover exposed for

Durability of coating function

Surface energy and stain

resistance no fading

70°C hot water soaking for 12h

Check surface energy and stain resistance

Anti-yellowing

ΔE< 1.5

QUV accelerated aging test (6500W) 2000h colorimeter

Warranty

5years

Yellowing, existing gum, breaking surface