China Color Coated Gi Steel Coils Dx51d PE 307 Z150, Find details about China PPGI, Colour from Color Coated Gi Steel Coils Dx51d PE 307 Z150
Unit type | 1# color coating unit | 2# color coating unit | 3# color coating unit | 4# color coating unit | 5# color coating unit |
Substrate type | Hot galvanizing | Hot galvanizing | Hot galvanizing | Hot galvanizing, zinc-iron alloy, aluminum sheet | Hot galvanizing, electrogalvanizing, zinc-iron alloy, aluminum sheet |
Unit speed | 120m/min | 120m/min | 120m/min | 120m/min | 60m/min |
Plate thickness (mm) | 0.2~1.0 | 0.2~1.2 | 0.2~1.2 | 0.2~1.6 | 0.2~1.0 |
Bandwidth (mm) | 750~1250 | 800~1250 | 800~1250 | 700~1350 | 600~1350 |
Steel coil inner diameter (mm) | 508/610 | 508/610 | 508/610 | 508/610 | 508/610 |
Maximum coil weight (t) | 15 | 10 | 15 | 12 | 12 |
Coating type | Epoxy, polyester, silicon modified polyester, high weather-proof polyester, polyvinylidene fluoride | Epoxy, polyester, silicon modified polyester, high weather-proof polyester, polyvinylidene fluoride | Epoxy, polyester, silicon modified polyester, high weather-proof polyester, polyvinylidene fluoride | Epoxy, polyester, silicon modified polyester, high weather-proof polyester, polyvinylidene fluoride | Polyester, silicon modified polyester, high weather-proof polyester, polyvinylidene fluoride, hot coated film |
Production capacity (10,000t/a) | 15 | 15 | 15 | 15 | 5 |
No., standard, application | No. | Executive standard | Application and characteristics |
Ordinary use | TDC51D+Z(ZF) | GB/T 12754-2006 | Ordinary use |
For stamping | TDC52D+Z(ZF) | For mechanical seaming, and deep punching. Coating and welding performances of alloying hot galvanizing are better. | |
For structure | TS250GD+Z (ZF) | Used for structure. Good corrosion resistance and processability. | |
TS280GD+Z (ZF) | |||
TS320GD+Z(ZF) | |||
TS350GD+Z( ZF) | |||
TS550GD+Z(ZF) |
Coating type | Pencil hardness | Glossiness (%) | T bend | MEK | Reverse impact J | Salt fog resistance (h) | ||||||
Low | Medium | High | Low | Medium | High | Low | Medium | High | ||||
Polyester | ≥F | ≤40 | 40~70 | >70 | ≤5T | ≤3T | ≤1T | ≥100 | ≥6 | ≥9 | ≥12 | ≥480 |
Silicon modified polyester | ≥F | ≤40 | 40~70 | >70 | ≤5T | ≤3T | ≤1T | ≥100 | ≥6 | ≥9 | ≥12 | ≥600 |
High-durability polyester | ≥HB | ≤40 | 40~70 | >70 | ≤5T | ≤3T | ≤1T | ≥100 | ≥6 | ≥9 | ≥12 | ≥720 |
Polyvinylidene fluoride | ≥HB | ≤40 | 40~70 | >70 | ≤5T | ≤3T | ≤1T | ≥100 | ≥6 | ≥9 | ≥12 | ≥960 |
Quality Testing Specifications | ||
Test Undertaken | Standard Data | Remarks |
Organic Coating Thickness | ||
Top Coat | 20-25 micron | |
Back Coat | 5-10 micron | |
Specular Gloss @ 60 deg | 20-95% | |
Pencil Hardness | 2 | |
Scratch Resistance | 1500 gms | |
Flexibility | ||
Reverse Impact | 40"/lbs | No cracks |
Bend Test | 2 T | Can go up to 1 T |
Erichsen Test | >5 mm | No tape off |
Cross Hatch | Pass | No tape off |
Corrosion Resistance | ||
Salt Spray | 500 hrs | Polyester |
Salt Spray | 1000 hrs | PVDF |
Humidity | 1000 hrs | |
QUV Weatherometer | 1000 hrs | |
Acid Resistance | 24 hrs | 5% HCL Solution for Steel |
Alkali Resistance | 24 hrs | 5% NaOH Solution |
Doublr Rub Test | 50 Double Rub of MEK | |
Boiling Water | 1 h |