ULTRA ALUMINIUM
Welcome to Ultra Aluminium
We are specialized in manufacturing, Importing and supplying superior quality Aluminium Extrusions. we have been proudly supplying the high standard exclusive ranges of products all over the island over the years.
No.Status6063T5 |
Standard No.GB5237.4-2008 |
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Appearance Quality |
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1.The profile surface shall be tidy and has no defect such as cracking, peeling corrosion and bubbles. 2.slight pressure hole, bruise or scratches in the profile surface, The allowable depth in the decoration surface shall be no more than 0.07mm, and that in non-decoration surface shall be no more than 0.10mm. The depth of the impress shall be not more than 0.03mm. 3.Partial Strains arising from cutting are allowed in the end heads of the profiles, but the vertical length shall not exceeded 10mm. |
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Allowable Size Deviation |
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Gap |
Bending |
Distortion |
Angle |
Length |
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≤0.15mm for any width of 25mm. |
≤0.3mm for any width of 300mm. |
≤1.2mm for each 01m of length. |
± 1.0 ∘ | Nominal Length ≤6m±15mm |
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Mechanical Property |
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Wechsler Hardness (HW) |
Tensile Strength | Yield Strength | Tensile Stretch | ||||||
≥8 | ≥160N/㎟ | ≥110N/㎟ | 8% | ||||||
Chemical Composition |
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Element |
Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Al |
Requirement (%) |
0.20-0.60 | ≤0.35 | ≤0.10 | ≤0.10 | 0.45-0.90 | ≤0.10 | ≤0.10 | ≤0.10 | Rest |
Result (%) |
0.41 | 0.16 | 0.04 | 0.01 | 0.56 | 0.01 | 0.01 | 0.01 | Rest |
No.Status6063T5 |
Standard No.GB5237.4-2008 |
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Quality |
Allowable Size |
Mechanical Property |
Chemical |
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To comply with requirements of GB523704-2008 | Quality of Oxide Film |
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Grade |
Average |
Min. partial |
CASS test |
Shakeout test |
Hole seal |
AA10 AA15 |
≥10μm ≥15μm |
≥8μm ≥12μm |
≥grade9 ≥grade9 |
≥300g/μm ≥300g/μm |
≥300mg/d㎡ |
Appearance quality |
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No defects that use, such as burned spots,shed of oxide films are allowed on the surface.No film or electric burns are allowed within 80 mm range from the end heads of the profiles. |
Standard for Powder Spraying Profiles
Coating Thickness
Main Partial thickness of the decoration surface ≥60μmIndentation harness
indentation resistance of coating ≥80Adhesive Quality
The dry,wet and boiling adhesive quality of the coating shall reach level 0.Impact resistance
the coating shall have no cracking or shreds after cup drawing testes.Bending resistance
The coating shall have no cracking or shreds after bending tests.Appearance quality
The coating on the decoration surface of the powder spraying profiles shall be smooth,even andhave no defects that may affect the usage such as wrinkles, cracks, bubbles, stream traces,pastiness and
shed of paint films. It is allowed to have slight peeling, the extend of which shall be subject to the
surface of sample agreed by the supplier and the buyer.