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Welcome, Guest You have to register before you can post on our site. Username    Password    Remember me Search Forums (Advanced Search) Forum Statistics » Members: 58,847 » Latest member: JenSpoth » Forum threads: 7,720 » Forum posts: 8,591 Full Statistics Online Users There are currently 686 online users. » 0 Member(s) | 684 Guest(s) Baidu, Bing Latest Threads 5052 aluminium strip for ... Forum: aluminium faq Last Post: mtaluminum 3 hours ago » Replies: 0 » Views: 40 High-Quality 8011-O Alumi... Forum: aluminium faq Last Post: toyota1515 10-31-2025, 09:25 AM » Replies: 1 » Views: 582 latest Heavy Duty Aluminu... Forum: Knowledge & Technique Last Post: askaluadmin 10-31-2025, 09:22 AM » Replies: 2 » Views: 85 Battery Flexible Connecti... Forum: aluminium faq Last Post: toyota1515 10-31-2025, 09:13 AM » Replies: 1 » Views: 387 5182 Aluminum Alloy for C... Forum: aluminium faq Last Post: mtaluminum 10-28-2025, 02:24 AM » Replies: 0 » Views: 309 The advantages of anodize... Forum: Knowledge & Technique Last Post: toyota1515 10-15-2025, 09:24 AM » Replies: 0 » Views: 171 Which boats resort to alu... Forum: aluminium faq Last Post: askaluadmin 10-15-2025, 09:16 AM » Replies: 1 » Views: 1,268 Why Aluminum Extrusion is... Forum: aluminium faq Last Post: toyota1515 10-15-2025, 09:14 AM » Replies: 0 » Views: 766 Looking for suppliers – A... Forum: Buying Leads Last Post: askaluadmin 09-12-2025, 08:12 AM » Replies: 0 » Views: 2,990 Sell Aluminum 6063 Forum: Selling Leads Last Post: askaluadmin 09-12-2025, 08:00 AM » Replies: 0 » Views: 2,974

How to Create a Battery using Aluminium Foil Posted by: haomeialu - 03-23-2018, 07:00 AM - Forum: aluminium faq - No Replies ou can see in the picture is the internal physical diagram of the cell. It contains a resistor and the cells voltage. Resistor that is connected here is not seen as this is not connected in the cell or it is outside the cell. It is the resistor that is of the cell. And emf of the cell is constant means that the emf of the particular cell does not change. Ohms law:  At constant temperature, voltage is directly proposal to the product of the current flowing and the net resistance.                                                                           V=IR The electrochemical series Finding the emf the cell is like this: EMF = Positive charge giving compound  is subtracted by the negative charge giving compound. Exclusive Digi-key Tools Embedded computers Hardware Integrated Circuits Connectors Transducers Circuit Protection Positive charge giving compound I use is carbon. Which has E= 0.13 negetive charge giving compound I use is zinc. Which has E= -0.76 EMF = 0.13-(-0.76)          =0.13+0.76          =0.89V Requirements for experiment: 1 Any metals like (aluminum foil), connecting wire, multimeter, alligator clip, cotton. Procedure for experiment: 1 1.Take any alluminium foil present at your home. 2. Take anything that absorbs water in it and place in top of it. Not very much little bit only. 3. Add water in it so that paper becomes wet. 4.Connect multimeter into it positive wire or red wire upon the paper and negative wire or black wire on the alluminium foil. Note: Never ever try to meet the aluminium foil to the positive or red wire of multimeter nor negative or black wire in water. 5. This is the small battery you can see in front of you can also make it. In your home if you want more current replace paper with charcoal. And add lemon in the water or vinegar. If you connect battery in series then you will get more voltage. Advantage for experiment: 1 1.Lots of aluminium foil is wasted in the garbage after using it in the lunch box. This will give you aluminium free. You need not purchase it from shop asks your friend to give his used aluminium foil 2.It is eco-friendly. 3.Can be made anywhere. As it does not require any precious metal. Open your lunch box; take out your aluminium and then get start to make it. 4.Very easy to make. 5.Can be made anywhere. Disadvantages for experiment: 1   How aluminum foil could stop warrantless cell phone searches Posted by: haomeialu - 03-23-2018, 06:58 AM - Forum: aluminium faq - No Replies Can cops search your cell phone without a warrant? The question is tying up American courts, where judges are struggling to protect personal privacy without denying police a key crime-fighting tool. Meanwhile, smartphones now contain more evidence than ever before — and it’s become easier for suspects to wipe the phone from afar in the time it takes to get a warrant. The legal question is going to the Supreme Court. But, in the meantime, a law professor is proposing a simple, low-tech solution: when making an arrest, cops should stick the cellphones in a Faraday Bag or simply wrap the phone in aluminum foil. Doing so would give the police time to ask for a warrant to search the phone, and also prevent the suspect from wiping its contents in the meantime. The idea is set out in a paper by Adam Gershowitz, a William and Mary Law School professor, titled, “Seizing a Cell Phone Incident to Arrest: Data Extraction Devices, Faraday Bags or Aluminum Foil as a Solution to the Warrantless Cell Phone Search Problem.” The paper, first reported by the Wall Street Journal, discusses situations where police arrest someone and would like to search their phone for more evidence. Under the Fourth Amendment, cops can search a person’s pockets and open containers such as a briefcase, but not closed locations (unless it’s an emergency). Courts, however, disagree on whether a phone (and its contact list, call logs, pictures and so on) is like a briefcase or more like a locked container that requires special permission to search. Gershowitz noted that some police departments are using a device called the “Universal Forensic Extraction Device,” which can suck up the entire contents of a cell phone in less than 90 seconds so investigators may examine a copy of the contents later on. He adds, however, that the devices are too expensive to provide to every single cop and, that civil liberties groups like ACLU have challenged their legality. The more low-tech solution is to give each patrol a Faraday Bag, like the ones at right, which block wireless transmissions, and sell for as low as $10. Here’s some for sale on Google: Faraday Bags Or poorer police departments can simply turn to Reynolds or another aluminum foil maker: they can simply buy a roll of aluminum foil for $2 in a grocery store and leave it in their vehicle. When the police seize a phone, they simply have to wrap the phone in a few layers of aluminum foil and the chance of remote wiping of the phone will be almost completely eliminated. [empahsi From a technical point of view, the plan appears sound given that several layers of foil would work the same way as a Faraday Cage (of course, police might need to unwrap it inside some sort of shielded lab because, as soon as the phone re-established a signal, it might execute a data wipe.) From a policy standpoint, the plan may also provide a sensible balance (provided police don’t start seizing phones more frequently): it promises to preserve traditional privacy rights of those arrested while also giving police a key tool to, well, foil crime.   How does aluminium foil help in hiding metal from a metal detector? Posted by: aluminiumsheet - 03-23-2018, 06:50 AM - Forum: aluminium faq - Replies (1) By forming a Faraday cage around what's inside and the detector see only the "cage" of aluminium foil. The explanation is the same for every metal, not only aluminium. But keep in mind that the "blinding" method depends of some things e.g. the frequency of the detector, energy, form of the detector coil.   Why is aluminum a good heat conductor? Posted by: haomeialu - 03-23-2018, 06:49 AM - Forum: aluminium faq - No Replies Aluminium is a metal and generally metals are good conductors of electricity. This is because most metals allow the movement of free electrons around them as they have only 1,2 or 3 electrons in their outer shell.   Which is more ductile between copper, aluminium and mild steel? Posted by: aluminiumsheet - 03-23-2018, 06:47 AM - Forum: aluminium faq - Replies (1) Mild Steel, Copper, Aluminum. ductility measures the length of deformation without reaching failure (break). steel can be elongated greatly, though aluminum cannot. There are alloys that are more ductile than these and generally, steel is an alloy and not a pure metal like copper and aluminum. The chemical element chart has Aluminum element 13, and copper as element 29. The structure of Cu has more valence portals available to create bonds, therefore it can interstitially relocate bonding charges. Aluminum forms Al-O2 readily, and becomes brittle quickly with deformation. However, pure aluminum can be threshed to a thinner bonding precipice.   How much do you know about the reflective aluminum mirror sheet? Posted by: aluminiumsheet - 03-23-2018, 06:44 AM - Forum: aluminium faq - Replies (2) the mirror aluminum sheets are Anodizing aluminum sheets taking on a mirror effect by rolling, grinding and a variety of methods. Usually abroad themirror aluminum plates are rolled to produce roll materials or sheets; The mirror aluminum sheet is just a general term, and in accordance with the surface polish level, it can be classified into three types, i.e. 800 standard polish, 850 high polish and 890 super-high polish; while according to the surface processing methods, it can be divided into aluminum sheet 800 series with oxidized polish and aluminum sheet R series with unoxidized polish. Haomei Aluminum is located in famous aluminum capital of Zhengzhou, Henan province. We are professional manufacturer of Polished Aluminum sheetfor many years.With 11 production set and daliy capacity is 40,000 SQM.Our main products are polished aluminum mirror sheet,Anodizing aluminum sheets, Polished mirror embossed aluminum sheet, Polished aluminium tread plate,Aluminum Mirror Coil and so on.We are one of the best professional company to develop and manufacture functional and high quality aluminum sheet products.Most important is our product approved with CE, SGS, but in very competitive price. We hope to get a chance to supply you our products ,which is more stable quality and competitive price. Pls contact us to start our business! E-mail: alu@haomeicn.com   How about Aluminum alloy doors and windows Posted by: aluminiumsheet - 03-23-2018, 06:40 AM - Forum: aluminium faq - No Replies The materials of the sun room generally include "frame material", "top cover material", and "facade doors and windows material". Sun room frame material is generally the best use of high safety properties of aluminum frame, the top if it is glass, you can use steel hollow glass or high-end electronic control dimming glass. Sunny facade is made up of columns, profiles and glass. The general column is consistent with the top frame material. For example, the top frame material is made of aluminum alloy, the general column is also used aluminum alloy; if the top frame material is steel, the general column will use square steel. Column spacing according to the overall structure of the sun room and bearing capacity to calculate. Sun room facade doors and windows materials, you can choose steel doors and windows, ordinary aluminum doors and windows, broken aluminum doors and windows, aluminum composite doors and windows. The Benefits of Aluminium Windows Thermal Performance High performance aluminium windows are able to meet or exceed energy efficiency standards. Aluminium windows and doors can easily achieve improvements in heat gain and heat loss through windows by 60% rivalling more expensive timber and uPVC equivalents. Reduces Carbon Footprint In the case of an average gas heated home in Melbourne, the use of aluminium double glazed windows delivers CO2E equivalent savings of almost three times that required to produce the aluminium frames, just within the first year. Over the life of the building, energy savings outweigh the initial energy input by well over 100 times. For homes with electrical heating, or cooling for homes in hot climates, savings run into multiples of close to 300 times. Durability and Low Maintenance The corrosion resistant qualities of aluminium provide a low maintenance frame and is resistant to weathering under a range of harsh environmental conditions. Unlike many other materials, it will not swell, crack, split or warp over time; ensuring an extended product life. Aluminium can be left in its finished condition. For additional protection or decorative finishes, aluminium can be anodised or painted. Affordability Aluminium frames can be significantly less expensive than other framing options, providing a strong yet economical window and door solution, while also achieving excellent energy outcomes. Design Flexibility The inherent strength and flexibility for aluminium to be manufactured to exacting specifications means you are limited only by your imagination. With an endless array of systems, finishes and glass options, aluminium offers a vast range of possibilities from the economical to most elaborate systems while also delivering excellent thermal performance. Finishes A range of finishing options ensures aluminium windows and doors can be perfectly matched to any decor. Powder coating provides an attractive finish to aluminium frames and once coated, does not require repainting. The Interpon colour range gives you the freedom to create the look you want using a variety of natural colours to blend into the environment and colours to coordinate with Colorbond® steel as well as a selection of unique pearl and metallic finishes. Anodising treatment can provide excellent corrosion resistance and a wide range of colour options. Such finishes are widely used for both interior and exterior applications. For those who wish to achieve a timber look, DecoWood and Knotwood provide an attractive alternative in aluminium. DecoWood and Knotwood are a highly durable marine grade powder coatings that look like timber without the maintenance issues associated with timber. And because DecoWood and Knotwood never require painting, oiling or staining, there are no harmful VOCs released into the atmosphere. Recyclability Aluminium has one of the highest recycling rates of any metal and is an environmentally sustainable material. Recycling of aluminium requires only five percent of the initial energy consumed to create it. This inherent property differentiates from other framing materials reinforcing its sustainable credentials. Short Payback Period Payback periods on high performance aluminium windows are typically far shorter than for other alternatives which offer only marginally improved performance at a far higher price. Such options can take several decades to deliver a payback. Advantages of Aluminum Frames Slim Profile Durable Narrow sight lines Low Maintenance Light yet strong, aluminum windows and doors can be configured into a wide variety of combinations. The narrowness of the frame places the focus on the glass and subsequently, the view it offers. Multi-panel door systems are often made with aluminum frames to facilitate indoor/outdoor living. aluminum frames are available in anodized or baked-on finishes for long lasting color. Sealed, mechanically joined corners stay square and true over years of use. Aluminum is not recommended in beach homes for while the material is water resistant, it can suffer corrosion from salt water and salt air. The corrosion affects hardware operation and frame performance.   How much do you know about aluminum alloy for ads display board Posted by: aluminiumsheet - 03-23-2018, 06:33 AM - Forum: aluminium faq - No Replies Mass media, social networks, advertising is around everywhere. Advertising frame changing is much more common in the office, in the mall, in the exhibition hall, in the subway, at the airport and so everywhere. Usually, aluminum alloy for advertising box is to install the advertising screen, plays the role of advertising. It can be targeted for specific groups all-weather to the audience visual impact and maximize the full range of advertising information dissemination effect to high frequency in the city to quickly enhance brand awareness and popular in advertising. At present, the aluminum alloy advertising box production master material is high quality aluminum alloy profiles. Features of advertising display with aluminum : 1. Density: aluminum alloy density close to 2.7g / cm3, about iron or copper 1/3. This ensures the hardness and material specifications of the aluminum alloy frame material. 2. High strength: the strength of aluminum alloy is much higher than the other, after a certain degree of cold processing can also strengthen its matrix strength, part of the aluminum alloy can also be heat treatment to strengthen the treatment. 3. Corrosion resistance: aluminum surface will naturally produce a layer of dense solid aluminum protective film, this layer of protective film can protect the substrate from corrosion. After the artificial anodic oxidation and coloring, but also get good casting performance of the cast aluminum alloy, or processed into a good casting performance of aluminum alloy or processed into a good deformation of plastic alloy. 4. Easy processing: After adding a certain amount of alloying elements, good casting performance can be obtained.   How much do you know about container aluminum Posted by: aluhm - 03-22-2018, 09:52 AM - Forum: aluminium faq - No Replies The container gives us the impression of a large loading container with a certain strength, stiffness and specifications for turnaround use. According to the manufacturing materials, there are steel container, aluminum alloy container, glass fibre reinforced plastic container, stainless steel container, wooden container and so on. According to the cargo types have dry cargo container and bulk cargo containers, liquid cargo containers, refrigerated containers, as well as some special containers (containers, containers and other livestock skins). And now, with the development of the tourism industry and improve people's lives, by the transformation of the container car has continued to appear in our view, it advocates a concept of environmental protection, is not only a new way to travel, but also a special experience. "R4" (Recyclables, Recuperable, Reutilizables, Reasonable) of the container car, this car from the container into the interior space design according to their own needs, because the volume is relatively large, so in general by the heavy truck traction head. haomei Aluminum has long been into the cold storage container aluminum research and development, until now in the field of transportation with aluminum refrigerated container quite satisfactory, the container with aluminum mainly 6061,6082,6005,6063 alloy, Which 6061 and 6082 alloy used most, accounting for more than 90% of the use. Products with high strength, good welding performance. Mainly used for the floor of the box, connecting pieces, the threshold, forklift rails, to support the beam, the top support beam, side aluminum plate up and down fixed beams, box corner fittings, exterior trim, cold door, door frame and door hinge Wait.   How much is the price of the 5mm 6061 aluminum plate Posted by: aluhm - 03-22-2018, 09:51 AM - Forum: aluminium faq - No Replies 6061 aluminum plate is one of the representative products of the 6 series aluminum plate. It is a high quality aluminum alloy prepared by heat treatment and pre drawing process. The main alloy elements in the 6061 aluminum alloy are magnesium and silicon. The common state of 6061 aluminum plate includes O state, T4 state, T6 state and T651 state. 6061 alloy aluminum plate is widely used. The aluminum plate produced by haomei  aluminum is complete. How much is the price of 6061 aluminum plate on the market? How can we calculate it? Please see the following introduction. The price of aluminum sheet is usually made up of two parts: aluminum ingot price + processing cost. 1, aluminum alloy specifications affect prices As the 6061 alloy aluminum plate positioning according to the size of the output decision, but not clear, 6061 aluminum alloy has a variety of models, a variety of specifications, thickness, different models, the price is different, so the price can not be unified. 2. Raw material purchasing affects prices Production of aluminum raw materials procurement is an important factor affecting the price and quality of raw materials procurement to ensure a production of aluminum ingots, aluminum quality have a better guarantee, different manufacturers of aluminum to choose the procurement of raw materials as raw materials, the prices are high or low, alpha aluminum manufacturers from aluminum and other well-known the enterprise, from the source to ensure product quality. 3, regional impact prices Different regions, different levels of consumption, but also affect the price of a factor, high level of consumption, the investment cost is higher, the price will be high, if the consumption level is low, the investment cost is low, the price will be low, alpha aluminum is located in Henan Zhengzhou high tech Zone, Henan due to the level of consumption is low, thus making the equipment cost is low, the price is more affordable. 6061 aluminum plate manufacturers recommend Henan Mingtai aluminum Limited by Share Ltd is the 6061 aluminum plate manufacturer, and equipment technology is very advanced, the introduction of foreign advanced technology, combined with actual production needs, performance is very superior. 6061 aluminium alloy not only excellent performance, but the price is very reasonable, although the investment cost of the equipment is high, however, Mingtai took reasonable incentives, 6061 aluminum prices are very reasonable, is the best choice for the majority of users buy aluminum. The above is to introduce 6061 aluminum plate, domestic production of 6061 aluminium alloy manufacturers of many well-known domestic enterprises except First Previous Next Last