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Mogalvin CTOC
MOGALVIN COLORED THIN ORGANIC COATING (CTOC) A special thin layer of coating combines polymers and inorganic compounds coated on Mogalvin – A Galvanized product of UNICOIL that is continuously coated steel on both sides with Zinc; Colored Thin Organic Coating provides highly advanced properties, such as improved formability, corrosion resistance and paintability, apart from protection during storage and transportation. Available with special surface finishes, tailored for specific applications, and in a variety of base metal grades and coating weights. It is widely used in many applications in the construction, HVAC, Appliance, Automotive and other industries.
Standards
Special Advantages
- Provides 3 times better corrosion resistance
- Good Lubricity – Lower Quotient of Friction
- Improves Formability
- Anti-Finger Print Surface
- Paintable
- Weldable
- ROHS Compliant
Standards and Grades
| Standard | Description | Grades |
| SASO-ASTM A653/A653M | Standard Specification for Steel Sheet, Zinc Coated (Galvanized) or Zinc Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process | CS-Type A, B, C
FS Type A, B SS33, SS37, SS40, SS50, SS55, SS60 & SS80 |
| ASTM A653/A653M | Standard Specification for Steel Sheet, Zinc Coated (Galvanized) or Zinc Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process | |
| EN 10346 | Continuously hot-dip coated steel flat products for cold forming – Technical delivery conditions | DX51D. DX52D
S220GD, S250GD, S280GD, S320GD, S350GD, S390GD, S420GD & S550GD |
| JIS G 3302 | Hot-Dip Zinc-Coated steel sheet and strip | SGCC, SGCD1
SGC340, SGC400, SGC440 & SGC570 |
| AS 1397 | Continuous Hot-Dip Metallic coated steel sheet and Strip-Coatings of Zinc and Zinc alloyed with Aluminum and Magnesium | S250, S300, S350, S450, S550 |
Tolerance on Nominal Thickness
| Thickness (mm) | ASTM | ½ ASTM |
| 0.20 – 0.40 | ± 0.040 | ± 0.020 |
| 0.401 – 1.00 | ± 0.050 | ± 0.025 |
| 1.01 – 1.50 | ± 0.065 | ± 0.033 |
Note: Restricted or customized thickness tolerances can be offered on request.
Product Features
| Coils | Slit Coils | Cut Sheet | |
| Thickness (TCT-mm) | 0.30 – 1.20 | 0.30 – 1.20 | 0.30 – 1.20 |
| Width (mm) | 700 to 1,250 | 45 mm Min | 700 – 1,250 |
| Zinc Coating (GSM)* | 40 to 400 (total both sides) | ||
| Spangles | Regular spangle / Minimized Spangles (with Skin Passed) | ||
| Passivation | Thin Organic Coating (Coloured) | ||
| Coil ID (mm) | 508 (610 optional) | 508 | Not Applicable |
| Length (mm) | Not Applicable | Not Applicable | 500 – 4,000 |
| Coil Weight / Pallet Weight (Kgs) | 3,000 – 8,000 | 3kg/mm to 6kg/mm of Width | 3,000 Max |
Notes:
- Minimum zinc coating mass of 40 to 400 gsm available for thickness above 0.30 mm thickness.
- (Zinc Coating of less than 60 gsm available for standards other than SASO ASTM)
- TCT – Total Coated Thickness (Steel thickness + Zinc coating thickness)
