Factory :- #5325494, Saih Shuaib 3,Dubai Industrial City,Dubai,UAE
0097142217273

Specifications (PPGI)

 

QUALITY STANDARDS:-

DANA STEEL has a modern in-house laboratory to conduct all necessary mechanical and Paint Tests such as:

TESTASTM STANDARD
COLORD2244 – 16
SALT SPRAYB117 – 18
PENCIL HARDNESSD3363 – 05(2011)e2
T-BENDD4145 – 10(2018)
DRY FILM THICKNESSD5796 – 10(2015)
CROSS HATCH ADHESIOND3359 – 17
SOLVENT RESISTANCED5402 – 19
SPECULAR GLOSSD523 – 14(2018)
MANDREL BEND TESTD522 -17
CHALK RESISTANCED4214 – 07(2015)

 

Differences between RMP and PVDF Paints

  RmpPVDF
General Information Resin SystemPolyester & MelaminePolyvinylidene Fluoride & Acrylic
Film FormationCross linkingFusion
Peak Metal Temperature224-2350C249-2540C
 

 

 

 

 

 

 

 

Physical Properties

Primer & Coating ThicknessPolyurethane / Polyester Primer at

4-6 microns

Polyurethane Primer at

5-7microns

Topcoat & Coating thickness 

18-20

 

20-22

 

MEK DOUBLE RUB

 

100 D/R Pass

 

100 D/R Pass

 

T-BEND

 

2-3T

 

0-1T

 

REVERSE IMPACT

 

13J (No paint Removal)

 

13J (No paint Removal)

Cross-Hatch adhesionNo paint removalNo paint Removal
 

PENCIL HARDNESS

 

Fmin

 

Bmin

 Water boil adhesionPassPass
Accelerated Weathering test Performance 

Humidity Resistance (HDG)

No blistering, Peeling, Cracking, loss of gloss or softening of the finish after 1000hrs of exposure to 100% Humidity at 100+/-50F.No blistering, Peeling, Cracking, loss of gloss or softening of the finish up to2000hrs of exposure to 100% Humidity at 100+/-50F.
QUVQUV-A

UV cycle – 4hrs at 750C

Condensation – 4 hrs at 500C

Colour change is not more than 5 NBS unit as per ASTM D 2244-89

no chalking greater than #2 rating as per AS1580-481-11,

Gloss retention is not greater than # 3 rating as per AS1580-481-5

No blistering and adhesion loss after 1000 UV hrs exposure.

Note: performance is based on colour, pigmentation chemistry dependant

QUV-B

UV cycle – 4hrs at 500C

Condensation – 4 hrs at 400C

Colour change is not more than 5 NBS unit as per ASTM D 2244-89

no chalking greater than #2 rating as per AS1580-481-11,

Gloss retention is not greater than # 3 rating as per AS1580-481-5

No blistering and adhesion loss after 1000 UV hrs exposure.

Note: performance is based on colour, pigmentation chemistry dependant

 

Salt Spray resistance (HDG)

Sample subjected to 5% neutral salt solution spray exhibit no blistering after 1000 hrs of exposure.Sample subjected to 5% neutral salt solution spray exhibit no blistering after 2000 hrs of exposure.
Chemical Resistance30 minutes exposure to 10% HCL solution  (spot test)No colour change and no blistersNo colour change and no blisters
30 minutes exposure to 5% NaOH solution.No colour change and no blistersNo colour change and no blisters
 Film Integrity10 YEARS20 YEARS
 Chalk retention ASTM D4214 Method ARating >2Rating>4
Screenshot-(27)
Screenshot-(28)
Different Layers oF Coil Coating PPGI PPGL PPAZ Coils