Thickness* (mm) | Width** (mm) |
---|---|
From 0.45 to 1.20 | From 50 to 1320 |
Pretreatment | Corrosion resistance proprietary conversion coating. |
---|---|
Primer Coat | Polyurethane Primer Nominal thickness- 5 microns on Top side & Polyester Primer on Bottom side. |
Finish Coat | Custom formulated system. Polyvinylidene Fluoride (PVDF). Nominal thickness-20 microns on the top or weather side. The finish coat is available in RAL standard colours. Other colours may be available on request. |
Backing Coat | Custom formulated Backer-5-7 microns or Foam suitable Backer. Special backer suitable for foam application can also be provided. Back coat can be in the same top coat color and DFT as required |
Gloss (60˚) | Nominal 25-30% (60˚) Other gloss levels may be available on request. |
Test | Test Method | Description | Results | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Hardness (Pencil) | ASTM D 3363 | Pencil | B or harder | ||||||||
Adhesion -T bend | ASTM D 4145 | T-bend | 2T or less (No Pickoff) | ||||||||
Flexibility | ASTM D 4145 | T-bend | 3T or less (no cracking) | ||||||||
Adhesion – Reverse impact | ASTM D 2794 | Reverse impact | > 10 joules | ||||||||
Cross Hatch | ASTM D 3359 | Cross hatch | > No paint removal | ||||||||
Gloss 60˚ (%) | ASTM D 523 | Gloss | 25-30 | ||||||||
Color Difference | ASTM D2244 |
|
Property | Test Method | Description | Results |
---|---|---|---|
Resistance to UV (QUV-A) ASTM G53 | Exposure Hours | 2000 Hrs | |
ASTM D2244 | Color Change | DE Hunterlab – Light color ≤3 Int.Color ≤5 Dark color ≤7 | |
ASTM D4214 | Chalking | ASTM Rating 6 | |
ASTM D523 | % Gloss Retention | ≥ 80 | |
Natural well washed exposure ASTM G7 | Exposure Hours | 20 Yrs | |
ASTM D2244 | Color Change (Non Vertical) | DE Hunterlab – Light color ≤6 Int.Color ≤9 Dark color ≤15 | |
ASTM D4214 | Chalking | ASTM Rating 6 | |
ASTM D523 | % Gloss Retention | ≥ 60 | |
Resistance to corrosion (Salt Spray) ASTM B117 | Exposure Hours | 1000 Hrs | |
ASTM D714 | Blister Density & Size | Blister density- Few, Blister size rating ≥8 | |
Resistance to humidity at 38± 1°C ASTM D 2247 | Exposure Hours | 1000 Hrs | |
ASTM D714 | Blister Density & Size | Blister density- Few, Blister size rating ≥8 | |
Resistance to Abrasion | ASTM D 968 | Falling sand test | 40 ltrs for 25 µm |
ISO 1518 | Scratch | ≥ 2000gms | |
Resistane to Heat (ECCA T13) | ASTM D2244 | 90°C – 700 hours or 60°C – 1000 Hours | ΔE ≤ 2.5 , ΔGloss ≤ 3% |
Kesternich | ASTM G87 | Cycles | 10 Cycles |
Chemical Resistance (Acid & Alkali) | AAMA 621 | HCL, HNo3 & H2So4 | No discoloration/No blistering |
Resistance to solvents | ASTM D1308 | Solvent | No discoloration/No blistering |
Resistance to Fire | BS 476 Part 7 | Fire rating | Class M0 |