1. Kupu Whakataki
As industries increasingly demand lightweight, waikura-ātete, and highly formable materials, 140μm 3003 H24 coated aluminum foil has become an important engineering material in packaging, hangahanga, whakawetiweti, Nga punaha HVAC, taputapu whare, me te hanga ahumahi.
Combining the excellent corrosion resistance of 3003 konumohe konumohe, the balanced mechanical properties of the H24 riri, and the enhanced protection provided by specialized coating systems, this material offers an optimal combination of durability, te whakahaere, me te pai o te utu.
At a thickness of 140 microns (0.14 mm), the foil occupies a unique position between traditional aluminum foil and thin-gauge aluminum sheet.
It provides greater structural stability than ultra-thin foils while maintaining the flexibility and lightweight advantages associated with aluminum materials.
The combination of alloy composition, temper condition, and coating technology makes 140μm 3003 H24 coated aluminum foil an ideal material for applications requiring a balance between strength, parenga waikura, te hangai, and aesthetic appearance.

140μm 3003 H24 Whakakikorua Konumohe Konumohe
2. What Is 140μm 3003 H24 Whakakikorua Konumohe Konumohe?
140μm 3003 H24 coated aluminum foil is a precision-rolled aluminum product manufactured from AA3003 aluminum alloy, processed into the H24 temper condition, and subsequently coated with functional or decorative coatings to improve surface performance.
Understanding the 140μm Thickness
Thickness plays a critical role in determining the mechanical behavior and application suitability of aluminum foil.
Thickness Conversion
| Waeine |
Uara |
| Micrometers |
140 μm |
| Millimeters |
0.14 mm |
| Inihi |
0.0055 i roto |
I 140 microns, the material is substantially thicker than conventional packaging foil, which typically ranges from 6–50 μm.
3003 Aluminum Alloy Whakataki
3003 pepa konumohe no te Al-Mn (Aluminum-Manganese) alloy family and is one of the most widely used aluminum alloys globally.
The alloy contains approximately 1.0–1.5% manganese, which significantly increases strength compared with commercially pure aluminum.
Typical Chemical Composition
| Huānga |
Ihirangi (%) |
| Konumohe (Ko Al) |
Taurite |
| konupora (Mn) |
1.0-1.5 |
| Te parahi (Cu) |
0.05-0.20 |
| Silicon (Na) |
≤0.60 |
| Te rino (Fe) |
≤0.70 |
| Zinc (Zn) |
≤0.10 |
What H24 Temper Means
Temper designation is critical in determining aluminum performance.
Definition of H24
According to aluminum temper classifications:
- H = Strain Hardened
- 2 = Quarter Hard
- 4 = Partially Annealed after Strain Hardening
I roto i nga tikanga mahi, 3003-H24 provides a balance between strength and ductility.
It is stronger and stiffer than annealed 3003-O, but more formable than harder tempers such as H26 or H18.
| Te riri |
Strength Level |
Te kaha hanga |
Whakamahi angamaheni |
| 3003-O |
Iti |
Tino pai |
Deep drawing, soft forming |
| 3003-H14 |
Waenga |
Pai |
General sheet and foil forming |
| 3003-H22 |
Waenga-iti |
Tino pai |
Moderate forming applications |
| 3003-H24 |
Waenga-teitei |
Pai |
Pepa pani, taupoki, semi-rigid formed parts |
| 3003-H26 |
Teitei ake |
Whakaōrite |
Stiffer parts with limited forming |
| 3003-H18 |
Teitei |
He iti |
High stiffness, minimal forming |
H24 is often selected when the foil must hold shape, resist deformation, and still tolerate forming or punching without cracking.

140μm 3003 H24 Coated Aluminum Foil Packaged by Huasheng
Coating System: Why It Matters
The coating transforms the aluminum substrate into an application-specific material.
Depending on the end use, the coating may provide corrosion resistance, food-contact protection, heat-sealing performance, whakapaipai, whakawetiweti, or bonding compatibility.
| Momo whakakikorua |
Main Function |
Tono Tono |
| Te paninga epoxy |
Corrosion protection and adhesion |
Lids, caps, industrial components |
| PE coating |
Moisture resistance and heat sealing |
Te takai kai, laminated foil |
| PP coating |
Higher heat resistance than PE |
Retort trays, hot-fill packaging |
| Polyester coating |
Surface durability and decoration |
Nga panui whakapaipai, tapanga, Ngakau |
| Lacquer hiri-wera |
Controlled sealing performance |
Tapoi miraka, paepae, sealing membranes |
| Food-grade lacquer |
Food-contact protection |
Nga ipu, taupoki, meal trays |
3. Technical Specifications of 140μm 3003 H24 Whakakikorua Konumohe Konumohe
| Tūemi |
Typical Specification / Reference Range |
| ingoa hua |
140μm 3003 H24 coated aluminum foil |
| Kohanga |
3003 |
| Te riri |
H24 |
| Mātotoru |
0.140 mm / 140μm |
| Te manawanui |
Commonly ±3–5%, or customer-specified |
| Whānui |
Custom slit width, commonly 50–1600 mm |
| Te diameter o roto |
76 mm ranei 152 mm, customer-specified |
| Te diameter o waho |
According to roll weight and packing requirement |
| Surface condition |
Maemaa, whakakikoruatia, flat, free from serious defects |
| Coating side |
Single-side or double-side coating |
| Momo whakakikorua |
Epoxy, polyester, kiriaku, PU, Te lacquer a-roto, hydrophilic, hydrophobic, tōmua |
| Te taumaha whakakikorua |
Often 1–10 g/m² per side, depending on coating function |
| Tae |
Purata, koura, ma, kua tae, or customer-specified |
| Te maimoatanga |
Degreased, pretreated, whakakikoruatia, cured |
| Te takai |
Wooden case or export seaworthy packing |
| Typical supply form |
Hurihia, coil, pepa, pepa whakairo, coated stock |
For critical applications such as food-contact lids, pharmaceutical-related sealing foil, or HVAC fin stock, coating specifications should include adhesion, parenga waikura, sealing performance, and compliance declarations.
4. Nga Tikanga Miihini me te Tinana
The performance of 140μm 3003 H24 coated aluminum foil is primarily determined by the mechanical characteristics of the 3003 alloy and the strengthening effect of the H24 temper.
Nga Taonga Miihini
| Taonga |
Uara Angamaheni |
| Te Kaha Toka |
145–195 MPa |
| Te Kaha Tuku |
≥115 MPa |
| Te whakaroa |
4–10% |
| Te pakeke (HV) |
45-60 |
| Kōwae Elastic |
69 GPa |
Āhuatanga ā-tinana
| Taonga |
Uara |
| Kiato |
2.73 g/cm³ |
| Te Whakawhitinga Ngawha |
180–210 W/m·K |
| Te Kawenga Hiko |
40–45% IACS |
| Rewa |
643–654°C |
| Thermal Expansion Coefficient |
23.6 × 10⁻⁶/K |
| Whakaata |
80–88% |
5. Performance of 140μm 3003 H24 Whakakikorua Konumohe Konumohe
140μm 3003 H24 coated aluminum foil performs well when the application needs both strength and processability.
Main performance advantages include:
- Te ahua pai: 3003 alloy and H24 temper support punching, shallow drawing, piko, and lid forming.
- Better stiffness: 140μm thickness improves shape retention compared with thin foil.
- Te aukati waikura: The Al-Mn substrate and coating layer help protect against moisture, food ingredients, and mild industrial exposure.
- Coating functionality: The coating can add heat sealing, anti-corrosion protection, ka taea te ta, or bonding performance.
- Pūmautanga ahu: H24 temper helps reduce unwanted deformation during slitting, rewinding, me te hanga.
- Sustainability value: Aluminum can be recycled, and recycled aluminum can save about 95% of the energy required for primary aluminum production.

Coated Process of Aluminum Foil
6. Manufacturing Process of 140μm 3003 H24 Whakakikorua Konumohe Konumohe
6.1 Alloy Casting and Rolling
Production begins with aluminum ingots and controlled alloying additions. Manganese gives 3003 its improved strength and corrosion resistance.
After casting and homogenization, the material passes through hot rolling and cold rolling to approach the target gauge.
6.2 Temper Control to H24
The mill controls cold reduction and annealing to achieve H24 temper.
This step matters because excessive hardness may reduce formability, while insufficient hardness may cause poor shape retention.
6.3 Surface Pretreatment
Before coating, the foil surface needs proper cleaning and pretreatment.
Te toenga hinu, oxide instability, puehu, or moisture can weaken coating adhesion.
6.4 Coating Application and Curing
The coating may be applied by roller coating, whaihua, or lamination-related processes.
After application, controlled drying and curing create the required adhesion, ngawari, me te ātete matū.
6.5 Te tapahi, Whakataumata, and Rewinding
The coated foil is slit to the required width. Accurate slitting reduces burrs, edge cracks, and winding defects.
Stable tension control protects surface quality and prevents telescoping or coil deformation.
6.6 Te Tirohanga Kounga
Inspection usually covers thickness, whanui, papatahi, koha o te mata, coating adhesion, Piko, āhuatanga pūkaha, and packaging quality.

140μm 3003 H24 Coated Aluminum Foil for Construction
7. Applications of 140μm 3003 H24 Whakakikorua Konumohe Konumohe
Te rehe o 140μm 3003 H24 coated aluminum foil stems from its balanced mechanical properties, tino pai te aukati waikura, attractive surface finish, and ease of fabrication.
Its 140μm thickness provides greater rigidity than conventional foil while remaining lightweight and highly processable.
As a result, this material is widely used across construction, HVAC, tākainga, kawe waka, appliance manufacturing, me nga waahanga ahumahi.
7.1 Building and Architectural Applications
The construction industry is one of the largest consumers of coated aluminum products.
- Exterior wall cladding
- Roofing systems
- Ceiling panels
- Decorative facades
- Insulation facings
- Architectural trim components
7.2 HVAC and Thermal Insulation Systems
Because aluminum possesses excellent thermal conductivity and reflectivity, 140μm 3003 H24 coated foil is extensively used in HVAC applications.
- Air-conditioning duct insulation
- Pipe jacketing
- Thermal insulation facings
- Ventilation systems
- Refrigeration equipment
7.3 Household Appliance Manufacturing
Modern household appliances increasingly utilize coated aluminum components because of their durability and appearance.
- Refrigerator panels
- Air conditioner components
- Microwave oven liners
- Washing machine panels
- Water heater insulation facings
7.4 Food Packaging and Container Components
Although thinner aluminum foils dominate flexible packaging, 140μm coated aluminum foil is frequently used in semi-rigid and specialty packaging applications.
- Food container lids
- Bakery trays
- Dairy packaging components
- Beverage container seals
- Composite packaging structures

Whakamahinga Packaging 3003 Whakakikoruatia te konumohe konumohe
7.5 Ahumahi Waka
The transportation sector increasingly favors lightweight materials to improve energy efficiency.
- Vehicle insulation systems
- Interior decorative panels
- Nga parepare wera
- Cargo compartment linings
- Rail transit components
7.6 Industrial Equipment and Machinery
Industrial manufacturers often require materials that combine durability with corrosion resistance.
- Equipment covers
- Machine housings
- Protective barriers
- Control panel components
- Industrial insulation systems
7.7 Decorative and Signage Applications
The excellent surface quality of coated aluminum foil makes it suitable for visual applications.
- Advertising panels
- Sign boards
- Decorative laminates
- Interior design elements
- Exhibition structures
7.8 Renewable Energy Applications
The renewable energy sector has become an emerging market for coated aluminum materials.
- Solar panel backsheet components
- Reflective insulation systems
- Energy storage equipment
- Heat management systems
8. 140μm 3003 H24 Coated Aluminum Foil vs Similar Materials
| Taonga |
3003 H24 Whakakikorua Konumohe Konumohe |
1050 Konumohe konumohe |
5052 Konumohe konumohe |
Galvanized Steel |
Kowiri tira 304 |
| Kiato (g/cm³) |
2.73 |
2.71 |
2.68 |
7.85 |
8.00 |
| Te Kaha Toka (MPa) |
145–195 |
80–120 |
210–280 |
270–500 |
520–720 |
| Te Waihanga Atete |
Tino pai |
Tino pai |
Tino pai |
Whakaōrite |
Tino pai |
| Te kaha hanga |
Tino pai |
Tino pai |
Pai |
Whakaōrite |
Whakaōrite |
| Te Whakawhitinga Ngawha (W/m·K) |
180–210 |
220-230 |
130-150 |
50 |
15 |
| Taumaha |
Tino iti |
Tino iti |
Tino iti |
Teitei |
Teitei |
| Surface Coating Compatibility |
Tino pai |
Tino pai |
Tino pai |
Pai |
Whakaōrite |
| Utu |
Whakaōrite |
Iti |
Teitei ake |
Iti |
Teitei |
9. Why Choose Huasheng 140μm 3003 H24 Whakakikorua Konumohe Konumohe
Henan Huasheng Aluminium Co., Ltd. is an aluminum supplier from Henan, Haina, offering aluminum sheet, pereti, coil, tihorea, and foil products for packaging and industrial applications.
For buyers of 140μm 3003 H24 coated aluminum foil, supplier capability should focus on stable alloy control, coating reliability, export packaging, and technical communication.
Huasheng’s value for this product can be presented through practical buyer needs:
- Customizable thickness, whanui, momo paninga, and roll size
- 3003 alloy supply experience for packaging and container-related uses
- H24 temper control for balanced strength and formability
- Coated surface options for sealing, Te tiakitanga a te kohukohu, or lamination
- Quality documentation such as mill test certificates
- Export packaging designed to reduce moisture and transport damage
- Support for sample testing before batch procurement
For best results, buyers should share the final application, forming depth, sealing temperature, coating requirement, and equipment width before ordering.
10. Whakamutunga
140μm 3003 H24 coated aluminum foil is a practical, high-value material for packaging, container, taupoki, laminate, me nga tono ahumahi.
Ona 0.14 mm matotoru mm provides stronger puncture resistance and better shape retention than thin foil. 3003 Al-Mn alloy offers corrosion resistance and moderate strength.
Ona H24 riri balances stability and formability. Ka mutu, its coating system adds the exact function required by the final product, whether that means heat sealing, food-contact protection, whakapaipai, te aukati waikura ranei.
Mo nga kaihanga, the best purchasing decision depends on more than thickness and price. Momo whakakikorua, whakapiringa, temper stability, kounga mata, slitting accuracy, and supplier support all determine real production performance.
FAQ
1. What is 140μm 3003 H24 coated aluminum foil?
It is a 0.14 mm thick coated aluminum foil made from 3003 aluminum alloy in H24 temper. It is used for containers, taupoki, paepae, Ngakau, sealing membranes, and industrial coated foil products.
2. Is 140μm the same as 0.14 mm?
Ae. 140μm = 0.14 mm, or about 5.51 mil.
3. He aha te whakamahi 3003 konumohe konumohe?
3003 aluminum offers better strength than pure aluminum, pai te aukati waikura, and reliable formability. It suits packaging, ipu, taupoki, and coated foil applications.
4. What does H24 temper mean?
H24 means the aluminum has been strain-hardened and partially annealed. It provides a useful balance of strength, ngawari, and dimensional stability.
5. Can this foil be used for food packaging?
Ae, if it uses a suitable food-grade coating and meets the required food-contact standards.
6. What coating is best for heat sealing?
PE, PP, or heat-seal lacquer may work, depending on sealing temperature, food type, packaging structure, and equipment conditions.
7. Is coated aluminum foil recyclable?
Aluminum itself is recyclable, but coated foil recycling depends on coating type, contamination level, and local recycling systems. Clean industrial scrap usually has better recycling value.