With The Progress Of The Times, Many People Have Begun To Pay Attention To The Quality Of Life, And The Comfort And Comfort Of The Home Environment Has Become A Field That People Pay More Attention To. Therefore, In Recent Years, Aluminum (Al) Alloy Doors And Windows Have Been Very Popular Among Consumers. It Can Be Seen Anywhere In China. Today, We Will Popularize Six Indicators About The Material Of Aluminum Alloy Doors And Windows. Due To The High Production Cost And The Advancement Of The Price Era, Many People Have Begun To Pay Attention To The Quality Of Life, And The Comfort And Comfort Of The Home Environment Has Become An Area Of concern. Therefore, In Recent Years, Aluminum (Al) Alloys Doors And Windows Are Popular Among Consumers, And They Can Be Seen Almost Anywhere In Life. Today, We Will Popularize Six Indicators About The Material Of Aluminum Alloy Doors And Windows. Aluminum Alloy Doors And Windows Brand High-quality Aluminum Alloy Doors And Windows Due To High Production Costs, The Price Is About 30% Higher Than Inferior Aluminum Alloy Doors And Windows. Some Aluminum Alloy Doors And Windows Made Of Aluminum Profiles With A Wall Thickness Of Only 0.6-0.8 Mm, The Tensile Strength And Yield Strength Are Much Lower Than The Relevant National Standards, And It Is Very Unsafe To Use. The Knowledge Of Aluminum Alloy Doors And Windows Is A Little More, And The Decoration Is Easy And Does Not Hurt.

1. Thickness: Aluminum Alloy (melting Point 660℃) Sliding Door Has Two Types: 70 Series And 90 Series. The Aluminum Alloy Sliding Door Inside The House Can Use 70 Series. The Series Number Indicates The Thickness Of The Door Frame In Millimeters Of The Construction Dimension. There Are Four Kinds Of Aluminum Alloy Sliding Windows: 55 Series, 60 Series, 70 Series And 90 Series. The Selection Of Series Should Be Determined According To The Size Of The Window Hole And The Local Wind Pressure. Aluminum Alloy Sliding Windows Used As Closed Balconies Should Not Be Less Than 70 Series.

2. Strength: The Tensile Strength Of Aluminum Alloy (melting Point 660℃) Doors And Windows Should Reach 157 Newtons Per Square Millimeter, And The Yield Strength Should Reach 108 Newtons Per Square Millimeter. Broken Bridge Aluminum Doors And Windows Manufacturers Use Thermal Insulation Broken Bridge Aluminum Profiles And Insulating Glass, Which Have The Functions Of Energy Saving, Sound Insulation, Noise Prevention, Dustproof And Waterproof. The Thermal Conductivity K Value Of Broken Bridge Aluminum Doors And Windows Is Below 3W/㎡·K, Which Reduces The Heat Loss By Half Compared With Ordinary Doors And Windows, Reduces Heating Costs By About 30%, And Has A Sound Insulation Of More Than 29 Decibels. Class A1 Window Standard. When Purchasing, You Can Bend The Profile To An Appropriate Degree By Hand, And It Should Be Able To Return To Its Original Shape After Letting Go.

3. Chromaticity: The Color Of The Same Aluminum Alloy Profile Should Be Consistent. If The Color Difference Is Obvious, It Is Not Suitable For Purchase.

4. Flatness: Check The Surface Of The Aluminum (Al) Alloy (alloy) Profile, There Should Be No Dents Or Bulges.

5. Gloss: Aluminum (Al) Alloy Doors And Windows Should Avoid Buying Profiles With Open Bubbles (white Spots) And Slag (black Spots) On The Surface, As Well As Obvious Defects Such As Cracks, Burrs, And Peeling. Aluminum Alloy Doors And Windows Brand High-quality Aluminum Alloy Doors And Windows Due To High Production Costs, The Price Is About 30% Higher Than Inferior Aluminum Alloy Doors And Windows. Some Aluminum Alloy Doors And Windows Made Of Aluminum Profiles With A Wall Thickness Of Only 0.6-0.8 Mm, The Tensile Strength And Yield Strength Are Much Lower Than The Relevant National Standards, And It Is Very Unsafe To Use.

6. Degree Of Oxidation: The Thickness Of The Oxide Film Should Reach 10 Microns. When Purchasing, You Can Swipe Lightly On The Surface Of The Profile To See If The Oxide Film On The Surface Can Be Wiped Off.

It Is About 30% Higher Than That Of Inferior Aluminum Alloy Doors And Windows. Some Aluminum Alloy Doors And Windows Made Of Aluminum Profiles With A Wall Thickness Of Only 0.6-0.8 Mm, The Tensile Strength And Yield Strength Are Much Lower Than The Relevant National Standards, And It Is Very Unsafe To Use. The Knowledge Of Aluminum Alloy Doors And Windows Is A Little More, And The Decoration Is Easy And Does Not Hurt. 1. Thickness: Aluminum Alloy (melting Point 660℃) Sliding Door Has 70 Series