Aluminum foil for household use

Ref Price:
Loading Port:
China Main Port
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
-

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

Aluminium foil acts as a total barrier to light and oxygen (which cause fats to oxidise or become rancid), odours and flavours, moistness, and germs, it is used broadly in food and pharmaceutical packaging. The purpose of aluminium is to make long-life packs (aseptic processing|aseptic packaging) for drinks and dairy goods, which allows storing without refrigeration. Aluminium foil containers and trays are used to bake pies and to pack takeaway meals, ready snacks and long life pet foods.

Aluminium foil is widely sold into the consumer market, often in rolls of 500 mm (20 in) width and several metres in length.It is used for wrapping food in order to preserve it, for example, when storing leftover food in a refrigerator (where it serves the additional purpose of preventing odour exchange), when taking sandwiches on a journey, or when selling some kinds of take-away or fast food. Tex-Mex restaurants in the United States, for example, typically provide take-away burritos wrapped in aluminium foil.

Aluminium foils thicker than 25 μm (1 mil) are impermeable to oxygen and water. Foils thinner than this become slightly permeable due to minute pinholes caused by the production process.

Aluminium foil has a shiny side and a matte side. The shiny side is produced when the aluminium is rolled during the final pass. It is difficult to produce rollers with a gap fine enough to cope with the foil gauge, therefore, for the final pass, two sheets are rolled at the same time, doubling the thickness of the gauge at entry to the rollers. When the sheets are later separated, the inside surface is dull, and the outside surface is shiny. This difference in the finish has led to the perception that favouring a side has an effect when cooking. While many believe that the different properties keep heat out when wrapped with the shiny finish facing out, and keep heat in with the shiny finish facing inwards, the actual difference is imperceptible without instrumentation.The reflectivity of bright aluminium foil is 88% while dull embossed foil is about 80%.

We provide a full range of precision aluminum strip for almost any application. We produce aluminum strip in a wide variety of alloys, including clad composites. Our aluminum strip can be produced in standard dimensions or custom made to your special requirements. We produce both imperial and metric units. We manufacture in compliance with the main international specifications, and tighter tolerances or custom tempers are available upon request. We offer various surface conditions, custom finishes (painting, anodizing, embossing), special processing, and multiple packaging options to meet our customer's unique requirements. The following is a summary of our capabilities.

Manufactured in compliance with the main international specifications and standards, including:  Aluminum Association, ASTM, EN, and DIN.
We can also manufacture in compliance with other international standards including:ASME, SAE, AMS, AWS, FED, MIL, QQ, ISO, BS, AFNOR, JIS and GOST.

Manufactured in compliance with the main international specifications and standards.
Tighter tolerances are available upon request.


Aluminium (or aluminum; see spelling differences) is a chemical element in the boron group with symbol Al and atomic number 13. It is a silvery white, soft, ductile metal. Aluminium is the third most abundant element (after oxygen and silicon), and the most abundant metal in the Earth's crust. It makes up about 8% by weight of the Earth's solid surface. Aluminium metal is so chemically reactive that native specimens are rare and limited to extreme reducing environments. Instead, it is found combined in over 270 different minerals.The chief ore of aluminium is bauxite.

Aluminium is remarkable for the metal's low density and for its ability to resist corrosion due to the phenomenon of passivation. Structural components made from aluminium and its alloys are vital to the aerospace industry and are important in other areas of transportation and structural materials. The most useful compounds of aluminium, at least on a weight basis, are the oxides and sulfates.

Despite its prevalence in the environment, no known form of life uses aluminium salts metabolically. In keeping with its pervasiveness, aluminium is well tolerated by plants and animals. Owing to their prevalence, potential beneficial (or otherwise) biological roles of aluminium compounds are of continuing interest.

The earliest citation given in the Oxford English Dictionary for any word used as a name for this element is alumium, which British chemist and inventor Humphry Davy employed in 1808 for the metal he was trying to isolate electrolytically from the mineral alumina. The citation is from the journal Philosophical Transactions of the Royal Society of London: "Had I been so fortunate as to have obtained more certain evidences on this subject, and to have procured the metallic substances I was in search of, I should have proposed for them the names of silicium, alumium, zirconium, and glucium."

Davy settled on aluminum by the time he published his 1812 book Chemical Philosophy: "This substance appears to contain a peculiar metal, but as yet Aluminum has not been obtained in a perfectly free state, though alloys of it with other metalline substances have been procured sufficiently distinct to indicate the probable nature of alumina."[69] But the same year, an anonymous contributor to the Quarterly Review, a British political-literary journal, in a review of Davy's book, objected to aluminum and proposed the name aluminium, "for so we shall take the liberty of writing the word, in preference to aluminum, which has a less classical sound."

The -ium suffix conformed to the precedent set in other newly discovered elements of the time: potassium, sodium, magnesium, calcium, and strontium (all of which Davy isolated himself). Nevertheless, -um spellings for elements were not unknown at the time, as for example platinum, known to Europeans since the 16th century, molybdenum, discovered in 1778, and tantalum, discovered in 1802. The -um suffix is consistent with the universal spelling alumina for the oxide (as opposed to aluminia), as lanthana is the oxide of lanthanum, and magnesia, ceria, and thoria are the oxides of magnesium, cerium, and thorium respectively.

The aluminum spelling is used in the Webster's Dictionary of 1828. In his advertising handbill for his new electrolytic method of producing the metal in 1892, Charles Martin Hall used the -um spelling, despite his constant use of the -ium spelling in all the patents[58] he filed between 1886 and 1903. It has consequently been suggested[by whom?] that the spelling reflects an easier-to-pronounce word with one fewer syllable, or that the spelling on the flyer was a mistake.[citation needed] Hall's domination of production of the metal ensured that aluminum became the standard English spelling in North America.

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:Aluminum Ground Wires connected to switches?
One can use copper or aluminum wiring,but not together.
Q:Quick help Please..Why is aluminum such a useful metal in spite of the fact that it is very reactive?
It is light, much lighter than iron. It is easily formed using standard machine tools. Sheet aluminum can be even cut with wood cutting blades. It does not rust. Even though aluminum corrodes, it's oxide it a strong cohesive ceramic which adheres to the metal and does not flake off. Aluminum can be used without corrosion protective coatings and will stand up to the elements. Aluminum can be easily alloyed with other metals to achieve specific, desireable properties. It is strong for it's weight and pound for pound, can replace steel. Lastly - it is abudent and not expensive and easily smelted from the raw ore using electricity.
Q:What can harm aluminium?
The element Gallium can make aluminum as weak as tissue paper. As we seldom come across gallium -simply because it doesn't exist in a natural, elemental form -in our day to day lives then this isn't a problem for jewellery. Unless you work in the electronics industry with semi conductors in which case you would already know about the aluminum-gallium reaction and know not to wear or bring aluminum anything in the lab. Even cans of pop. look up aluminum gallium reaction on google -it's really cool! The only other real-world problem with aluminum is that it can be soft and can abrade and scratch easily. It shouldn't be worn while doing construction work or home renovations where it can get scratched -otherwise it will be fine.
Q:macbook aluminium and macbook pro?
Both the aluminum MacBook and all MacBook Pros are aluminum (all of them except for the old plastic MacBook). So they are the same chassis design, but the Macbook only comes in a 13 screen, while the Pro is available in 15 or 17. The Pro also has faster processor options and has dual graphics cards - it has the NVIDIA 9400, which is in the MacBook as well as the 9600 which is a bit faster (you can switch between the two). The MacBook starts at $1399, the Pro is $1999 for the 15 model. So essentially, you're paying for two bigger screen options and faster components.
Q:Aluminium Pressure Cookers?
The choice between an aluminum and stainless steel can be boiled down to two important factors - price and durability. Aluminum ones are cheaper but they are better conductors of heat. However, they are inferior when it comes to design and quality. Stainless steel pressure cooker maybe more expensive but it is more durable and reliable. Stainless steel pressure resists corrosion; it’s scratch and warp resistant so you can keep it shiny and pretty for a long time. It does not react to food.
Q:What are the trends of foil sealing technology?
Future of food packaging equipment will be accompanied by automatic industry trend toward the efficient, versatile, low consumption of food packaging equipment development, so as to realize improve our overall level of food sealing machine equipment.
Q:whats the formula for thickness of aluminum foil?
A piece of aluminum foil is well modeled as a rectangular prism. The volume of a rectangular prism is equal to the product of its height, width, and length. V = w*l*h You know the width and length, and need to find the height. You therefore need to calculate the volume. You know the mass of the piece of foil, and you can look up the density of aluminum, 2.70g/cm^3. Density is equal to mass divided by volume: d = m/V From this equation, you can find the volume, which you can then plug into the first equation to get the height. Hope this helps.
Q:What's the difference between aluminum foil paper and tin foil paper?
The elements of them are different. It is better to use tin foil paper when heating food like barbecue, dessert, cake to avoid being burnt or overheated, or to clean conveniently. It also can be used for food shaping. For example, wrapping food with tin foil paper before baking when making rolled food, the food will be shaped. As for pregnancy, there is no such an idea that pregnant women cannot use tin foil paper. Everything has a degree. Have a good grasp of degree is ok.
Q:How does aluminum foil bag should be heat-sealed?
Using the sealing machine.
Q:How many does one square meter of steel structure of the aluminum foil glass wool lap blanket cost?
It depends on thickness and unit-weight of glass wool and the type of aluminum.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range