Friday, July 27, 2012

Plastic Welding Machine most appropriate for Expert Welder

Plastic Welding Machine most appropriate for Expert Welder
Plastic Welding Machine
Plastic Welding Machine - A professional plastic welding experts would choose a plastic welding machine according to the character himself. Welders will require an adjustment period with a welding machine is used. It becomes mandatory, because the skill will be able to blend with the character mesian used.

An expert in plastic welding, the machine will decide what to wear. It is adapted to field work. And also the scope of the media was undertaken.

So expect the welders, welding machine can determine whether the home industry, welding machine welding machine light or heavy plastic.

Of some plastic welding machine is designed for individual experts. Ie for light welding at home. For example, is the home handyman service. But there are also plastic welding machine is designed for industrial grade, plastic welding machine is great for production scale commonly used in plastics manufacturer that involves as basic materials.

This raises the impact of the unique expertise of the plastic welders. Automatically lead to a concentration of expertise of different skill classes. Very unique is not it??

Well for that mastery of the machine is needed in plastic welding, precise workmanship is to smooth the process. Can not imagine if a less controlled welding machine is used, will cause a deficiency in the workmanship. And will lower the quality of the results obtained. Although highly skilled. For the control of machine is needed in the process of welding plstic. An additional task for a professional, who is required to master a variety of welding tools.

Friday, July 20, 2012

Plastic welding equipment most appropriate for you

Plastic welding equipment most appropriate for you
Plastic Welding Equipment
Plastic Welding Equipment - What is needed in the plastic welding course is very diverse, from the previous article that explores the plastic welding, this time will be given a little insight on what equipment is needed on plastic welding. Of course, is the basic equipment is often used for that leave little time to read our review of plastic welding equipment the following:

Nothing more is needed only vital in plastic welding is plastic welding rod. In addition to welding expertise, the quality of plastic welding rod is to determine good or not from the welding process.

So expect the welders, can select good material in the welding process, which can choose plastic welding rod according to the media that will be welded.

Not according to the media with plastic welding rod materials will lead to results that are not good, including shape, neatness and strength of the welding. This of course would be bad for the media was undertaken. Which should be nice and sturdy, but will result in harsh and strong. Influences also affect the quality of goods produced or the media (if you are a manufacturer of plastic craft)


Bad quality of course will lower the interest, not very risky? for the first thing to note is the accuracy in the plastic welding alloys welding rod with plastic media. perfection is the key to the process supported by skilled welding skills.

There are also a variety of supporting equipment for plastic welding, which you will find out with just a couple of DAPT welding equipment manufacturers. There was room for the latest update of the technology they offer. Interesting is not it? you can freely choose what equipment to suit you.

Friday, July 13, 2012

What is Plastic Welding

What is Plastic Welding
What is Plastic Welding
What is Plastic Welding - In this opportunity, Central Welding will provide little information about plastic welding. Plastic welding is the process of creating a molecular bond Between two compatible thermoplastics. Welding offers superior strength, and Often drastically reduced cycle times, to mechanical joining (snap fits, screws) and chemical bonding (adhesives). There are three steps to playing any weld: pressing, heating, and cooling. The application of pressure, the which is Often used throughout both the heating and cooling stages, is used to keep the parts in the proper orientation and to improv melt flow across the interface. The purpose of the heating stage is to allow intermolecular diffusion from one part to the other across the faying surface (melt mixing). Cooling is Necessary to solidify the newly formed bond; the execution of this stage can have a significant effect on weld strength.Several methods exist in plastic welding, among others: Ultrasonics, Vibration, Spin, Hot Plate, Laser / Infrared, Radio Frequency, and implants are the most common. These plastic welding processes are primarily differentiated by Their heating methods. The application of pressure and allowances for cooling are mechanical considerations May Vary from machine to machine process within the general category.Some Plastics welding processesIn welding plastics, films are fused together under the action of heat and pressure, resulting in crosslinking of Their molecular chains. A distinction is drawn Between the Following welding processes:Hot gas weldingIn hot gas welding, a hot gas (usually air) is directed onto the films to be joined, so making them plastic at this point. When the films are pressed together and allowed to cool, the molecular chains of the films crosslink, so producing the joint. The disadvantage of hot gas welding is the high level of energy losses and the consequent low level of efficiency.

Contact or impulse weldingContact welding is Carried out using Pincer-like contact rails. The films to be welded are placed Between the contact rails and the Necessary heat and pressure applied by closing the pincers. If the period of heating is adjustable on the welding equipment, the process is known as impulse welding.Contact welding is a discontinuous process as it is only possible to weld small areas and the welding equipment must be reapplied for each welding operation.The disadvantage is that? Of contact welding heat is applied directly only to the outside of the films, although it is actually used on the inside, so resulting in energy losses and reduced efficiency.High frequency weldingIn this process, ultrasound waves generate internal friction in the films, so heating the plastic. In this case, the same temperatures are obtained on both the inside and the outside, so minimizing losses. The heated surfaces are then joined together by application of pressure. Ultrasound welding, like high frequency welding, welding is a continuous process.nah, from the above review, I hope the reader can learn a lot about seikit plasti Welding. Which is currently much demand.

Wednesday, June 20, 2012

Aluminum Welding - Welding Welder Glasses for Aluminum

Welding Welder Glasses for Aluminum
Aluminum Welding - Welding  Glasses for Aluminum
Aluminum Welding Glasses for Aluminum
Aluminum Welding Glasses - Hi dear readers. As a welder would really need a high accuracy, in addition to supporting creativity. Detailed welding course is supported by the satisfactory achievement of hail. Sleek is the hope of an aluminum welder in the work.

Fatigue is a major factor that will lower your performance later on, let alone your vital part "eyes". Of flashes of light and heat welding of the eye, of course, will cause the eyes to sting and exhausting. This is the thing to watch.

Welding safety glasses is highly recommended tool for the welder. With welding glasses eye glare can be minimized, so that the focus of the eye will still be able to observe the details of the welding point is. heat also can protected with these tools. So you can guard comfort during the welding process that you do.

By looking at materials that do, not as heavy as aluminum, iron or steel. Neither welding equipment being used. Then you can use a welding glasses are lightweight and quirky, no need to use a full face as often used in steel welding. Most important is how your eyes can be protected from sparks, flashes, and fatigue.

Aluminum welding safety glasses is a tool which is designed specially for you the aluminum welder. It is highly recommended, the main thing is for the safety of your eyes. A professional welder of course very concerned for this one. To that for the aluminum welder once again suggested that this tool is to be your soulmate while working. So that I can say in this post, for aluminum welding is less clear jia there can be added with your comment.

Tuesday, June 19, 2012

Welding Aluminum - 3 Airways to Produce a smooth Weld on Aluminum

Aluminum welding - Hi buddy welder, see aluminum used in a variety of furniture, it is very rapid growth in aluminum welding. Start of welding aluminum canopy, home furnishings, kitchenware and tools "are made from aluminum. Surely you will be prosecuted to how to produce a neat and smooth welding.

Here are three ways that may help you to get organized and good at welding aluminum:

1. Load Wire Into Machine
There are tricks to properly load the aluminum wire to wire feed welder. While the same technique should be used with steel wire electrodes, it is vital to the loading of aluminum wire, to avoid feeding problems during welding.

With one hand, grasp the wire spool securely so it does not biodegrade. After you remove the plastic wrap, loosely holding the tip of the wire with the other hand - do not let go until you lock the cable to the drive coil.

Experienced operators usually let loose and the end of the spool began to unravel. If this occurs, it may be wound back up and still doing it right - you'll have to buy another spool.

2. Rem Set the Voltage Wire
The idea is to have just enough tension to keep the wire from unraveling, but not too much tension, causing a drag on the wire. To do this, set the wire spool brake tension to the minimum setting. Then, load the spool and fed through the drive rolls. With everything stops, if the spool continues to spin on its own, there is no enough brake tension. Be careful though, because the brakes too much tension can put excessive force on the wire.


3. Set the Tension Roll Hard
This step is probably the most important in the overall set-up process. The experts from Lincoln recommend holding the nozzle about 1 "away from the surface of isolated slightly tilted Then, adjust the tension hard rolls close to the minimum Pull the trigger and watch the behavior of - .. As touching the surface of the insulated wire, the coils must be slipping Tighten down hard from that point until wire stops slipping .. Once again, a word of caution, because the wire is set too tight will tend to 'birdnest' This means the wire to stop the gun. but the drive is still spinning reels result is a wire feed rolls out of the drive and birdnests, or back up and tangled, anywhere along the drive -. the guide tube, the gun boats, etc.

Remember, when you adjust the tension rolls hard in the manner described above, that when the trigger gun is pressed, the wire is electrically hot, so always wear gloves, a pair of welding quality.

And Ensure Good Electrical Connection clamp to be attached to the work in the welding area free of paint and contaminants. To clean sheet, use a cleaning solvent to remove oil and grease. Make sure that the surface dry before you weld. Also, do not weld with flammable materials nearby, such as paint or solvent containers. As a second step, use a brush, stainless steel wire net to remove all oxide from the aluminum surface. Centralwelding thus provide little information to you.

Monday, June 18, 2012

Welding Aluminum - 5 Welding Aluminum Engine Maintenance Tips

Aluminum Welding - welcome to the welder and Gentlemen. Do you really love your Laas tool? sure you will answer "YES". So, how do you do it? This page will present five interesting tips for caring for your welding machine to be more durable, and good. So that your work will not stop because of your machine breaking down while working.

Here are 5 tips aluminum engine maintenance for you:

1. Preheating: Preheating of aluminum workpiece can help avoid weld cracking. Preheating temperature should not exceed 230 F-use temperature indicator that is not too hot. In addition, placing tack welds at the beginning and end of the area to be welded will assist in efforts to pre-heating. Welder must also heat up a thick piece of aluminum when welding to thin slice, if the cold lapping occurs, try using a walk-on and run-off tab.

2. Pressing technique: With aluminum, pushed the gun away from the weld puddle rather than pulling it will produce a better cleaning action, reduced weld contamination, and improved shielding gas coverage.

3. Travel speed: Aluminium welding needs to be done "hot and fast." Unlike steel, high thermal conductivity of aluminum to determine the use of heat and electricity better voltage regulation and high-weld travel speed. If the travel speed is too slow, the welder burnthrough excessive risks, particularly in thin-gage aluminum sheet.

4. Shielding gas: Argon, because of a good cleaning action and penetration profiles, shielding gas is the most commonly used when welding aluminum. Welding 5xxx-series aluminum alloy, a mixture of argon shielding gas combines with helium - a maximum of 75 percent helium - will minimize the formation of magnesium oxide.

5. Welding wire: Select aluminum filler wire which has a melting temperature similar to the base material. The more operators can narrow down the distance molten metal, it's easier to weld alloys. Get a wire that 3/64- 1/16- inch or diameter. The larger the wire diameter, the easier it will feed. For welding thin-gage material, a 0.035 inch diameter wire combined with pulsed-welding procedures on low-speed wire-feed -. 100 to 300 in / min - works well.

That information can we present to you the aluminum welder. May be useful and can help you. Follow the update information from us in centralwelding.blogspot.com. We always gives an interesting review of the welding for you.

Sunday, June 17, 2012

Welding Aluminum - 3 Tips Specifically for Aluminum Welder

Aluminum Welding - Welcome to Central Welding. Readers who I respect, given some recent review is about welding aluminum, the aluminum welder for you by this time we will present three special point of the aluminum welder for you.

Here are some of expression of message master welder aluminum, which is devoted to the aluminum welder in need. From the various reviews that we discussed three main points to take that may be worthwhile for you the welder. 3 special tips that include the following:

1. Tig Welding Aluminum
Tig Welding Aluminum cool! First of all, not everyone who can Tig weld, Tig weld aluminum can. Its one thing that separates from the burner rod welder.

Although nearly all metals can be TIG welded, the metal most commonly associated with TIG welding process are aluminum, especially when we talk about Tig welding of thin gauge aluminum. Other processes, of course, can join aluminum, but in light gauge TIG process is best. Tig welding popularity in the automotive, hot rods, and helicopter applications has brought TIG welding to a new popularity. Chinese language is difficult to learn, but China does not care about babies. Nobody told them difficult.

2. Dr Phil says: Las Aluminium Tig is not too difficult, just misunderstood.
Some people think tig welding aluminum is harder than other metals welding. But I say that once you learn, the only other metals with its own set of unique requirements, not harder, just different. But it can be more difficult if you donâ € ™ t understand the basics of tig welding. Aluminum will not let you get away with much. You can go by many in the steel, but bad habits will bite you in the ass on the aluminum. All textbooks on the state you have to weld aluminum or aluminum mechanical wire brush clean before welding. Unless you operate not for profit business, It is not practical or mechanical wire brush to clean each joint.

3. "The skinny" on Aluminum Welding
Or should I say, "Skin" on Aluminum real? It is made of aluminum which is different from most other metals is that the aluminum oxide layer all have to be broken up somehow or something very wrong. It's really like a skin like saran wrap or something, and unless you can break it down, aluminum welding sucks. Aluminum has a melting point of less than 1200F. The aluminum oxide layer that exists in all aluminum melts at around 3600F. To add to this Funk, aluminum even boils at lower temperatures (2880Â º F) of this oxide melts. For this reason, it is easy to see why as many as possible of the "skin" pengelasan.Pokoknya oxide must be removed before ... here is a shot made of aluminum tig welding with reverse polarity. Note the cold area next to the weld. That is what is known as â € œcleaning actionâ € and it is a good thing.

Thus the above might help you the welder. Approximately please advise in the comments. Move on the aluminum welder in the world!

Saturday, June 16, 2012

Welding Aluminum - 3 Aluminum Welding Tips for Beginners

Aluminum Welding - Here is the welding of aluminum alloys for beginners. This post will provide some guidelines in which if the basis for the beginner, it is still far from a comprehensive tutorial just 3 main tips and links to more complete resource for you.

The first equipment you need:

A TIG (GTAW) welders. Most sources say TIG (Tungsten Inert Gas) welder, also called GTAW (Gas Tungsten Arc Welder), is the best method of welding aluminum.

Good welding gloves. I have a welding glove ugly and painful blisters to prove it.

A good welding helmet.

Argon gas. The mixture will not work for aluminum with the exception of a mixture of Argon / Helium.

Aluminum welding rod. which seems to be the most recommended is 4043.
A special stainless steel brush that is only used for aluminum.
A metal bench would be nice.

A spray bottle with water. This is not for cooling the work, was to extinguish small fires that are not large enough to use a fire extinguisher on.

The next thing is VERY important: heavy cotton work shirt sleeve length.

Clamps or Vise Grips or anything else you would use to save your work at a place and a few blocks or bars of aluminum or copper to be used as a heat sink.

Once the equipment is met, then the following is a guide for you:

1 - Clean aluminum are the most important tip that I have .. I read this in several places before I start practicing welding, but it does not seem so pervasive and I wasted a lot of metal with trying to weld two pieces of dirty aluminum together. ALUMINIUM WHICH LOOKS BRAND NEW AND CLEAN IS REALLY DIRTY. IT'S NOT LIKE STEEL.

    Here are some signs that you are dirty aluminum.
    An arc-wander you can not get a puddle started without burning through or distort the metal
    Your charger will not blend into a puddle of water, instead of rolling it becomes difficult to re-melt the ball.
    Aluminium appears to have a surface tension, such as beads of water on the surface of the wax.
    When trying to join two pieces of the edges are curved away from each other and form a larger gap.

This is what happened: Aluminium quickly form a layer more or less visible aluminum oxide. Aluminum oxide melts at a temperature three times that of aluminum. When you try to weld aluminum koto, aluminum under a layer of aluminum oxide will melt but the aluminum oxide layer will remain solid and act as a membrane, like a water balloon. When you finally managed to penetrate the layer, the aluminum is very runny part flows out at once, like a water balloon exploding.


2 - Clamp your work to a heatsink made of copper or aluminum whenever possible. Aluminium transmits heat well. Once the area you are trying to weld gets hot enough to melt, the rest of the work may be so hot that it is shrinking and warping. Using a heat sink under the welded area will absorb some heat and helps keep the work from warping.

3 -. Preheat before welding it makes a LOT easier to weld aluminum. This is not a subject without controversy. The problem is that some of the aluminum heat treatment process, and with a heated aluminum heating and cooling will get softer. I've read opinions ranging from "heat treated aluminum should not be heated" and "pre-heating is a crutch for an experienced welder", to the opposite extreme, "aluminum must be preheated to prevent cracking." Recommended preheating temperature range from 275 deg. F, up to 500 deg. F. I suspect that a lot of opinion in the context of their own right. The exact procedure may vary for welding door spacecraft in a vacuum chamber and welding of cracked cylinder heads. One thing I know for sure is welding a thick piece of aluminum with our 165A welder without preheating is impossible. I've tried to weld two pieces of 8 mm thick aluminum with no preheating welding result is very shallow and weak, the circuit breaker tripped twice and welder overheated and shut down after every two inches welded. I do not have an oven handy, so I use a propane torch aimed at clamping my heat sink and work for an infrared thermometer to tell when it's hot enough. I usually can not get a job at any hotter than 350 degrees, so. I use that temperature. I've considered getting cheap used electric oven or electric hot plate but not yet. I do not use a torch directly on the job. I do not know if it will cause problems or not, I feel more comfortable heating heat sink instead.

Here above is a guide that munkin incomplete. If you want the completeness of the guide above you can see in http://www.artsautomotive.com/publications/8-automotive/86-welding-beginner-guide-to-aluminum. Similarly, a review that I can present to you.

Amazing Welder - Here's a Woman Who is no Less than Men for Welding

Welder Girls
Welder Girls
For a woman who used to work full light and supple, not possible if it can do something that feels like a heavy weld .. The following description. On a recent morning, Los Angeles Trade Technical College appeared abandoned but for the light to shine through the open door on the northwest side of the downtown campus.

Inside, several dozen students, all men, leaning against their lockers and shoot the breeze, welding helmet in hand.

At 6:50 sharp, in front of the room door open, and Lisa Legohn up, hair tied back, thick plastic glasses over his eyes, his name stitched in gold jacket.

"Okay, you guys!" he shouted, waving a can of welding rods. "Those who came yesterday, you get your first choice remaining, you get the rest of the food .."

He smiled.

"Except for Gerald," he said. "He was in the hospital We thank God he's OK .."

The class laughed, then slip on a helmet and welding guns excited.

"I love this woman and I almost do not know," said student Josh Hidalgo, 40, former superintendent terminal operations from Los Angeles International Airport is hoping to start a new career as a welder. "I would go to war with this woman .... And now, I know how to weld."

A veteran in the field with relatively few women, Legohn, 50, is a non-traditional teacher in a college full of non-traditional students. A Trade Tech alum, he was known for his honesty, toughness and uncompromising approach to trades as he urged his disciples together, cheering their success.

His welding skills have been featured on the TV show "Monster Garage," and he helped build a giant toaster, blender and other objects on the "BIG" Discovery Channel show.

"He really is a remarkable man, and he's really part of our fabric," said Leticia Barajas, a vice president of Trade Tech who oversees the department's Legohn.

More than half of Trade Tech students come from families with annual incomes less than $ 25,000. Only 37% complete the certificate program, associate degree or get a transfer to a four-year university, according to the 2009 accountability report for higher education in California.

Las college student, meanwhile, complete their program in the clip closer to 82%, and about half of the students who succeed are the Legohn.

"Like the best teachers of trade, Lisa combines technical knowledge is really strong with a deep concern about the growth of her students as human beings," said UCLA education professor Mike Rose, who observed that Legohn class for 2004 book, "The Mind At Work: Workers assess the Feeding America. "

Like many of his students, Legohn have known some hard times.

After bouncing between Los Angeles and New Orleans as a child, she graduated from Hollywood High School and completed a certificate program in welding at Trade Tech. With 18 years, he has a full-time welding job, which turned out to be the first of many.


adapted from http://articles.latimes.com

Thursday, June 14, 2012

Sun Welding - Intro Processes Safety Welding

Sun Welding - Intro Processes Safety Welding

Sun Welding Home Gun Safe

Sun Welding - This is the first of a series of safety articles on different welding processes. Safety should be your number one priority no matter which welding process you are using.

Many people think of welding as a very dangerous trade, and rightly so. I've been hurt quite a few times in the 25 years I've spent in the trade, a couple of times really bad. There were plenty cause by my own fault though. Once I put my hand under a 2 ton concrete beam that was being set in place. There was a plastic shim the beam was to sit on and it was turned wrong so I pushed it real fast with my fingers.

The beam was hanging on the crane and had been there a few minutes. Here's a good tip for shop, field and even garage hobbyist. Right when I put my hand under that sucker, they lowered it! Thank God it kind of bounced and I was able to get my hand out.

I'd heard of guys pulling their hands out of their gloves with no fingers after similar accidents, and I sure was relieved mine were there and there wasn't even any blood. By some fluke I had escaped injury except to my pride for being a dumb, and my hand was numb and hurt like heck for a while.

One split second of not using common sense and I got nailed. Most every welding process is relatively safe as long as you educate yourself and use common sense. If you want to see a lack of education and common sense watch just about any of the cable TV shows about building motorcycles, hot rods, or doing work on some of fabrication and building shows. I've seen these guys cutting with no cutting glasses and for that matter cutting with no glasses at all, as well as all kinds of other crazy stuff.

I won't mention any names, but just tune in and watch if you wanta' see what I mean. In the coming articles I'll talk about different safety for different welding processes. Usually I'll tell about something I've seen or that has happened to me in the hopes of keeping someone else from doing it, or having it done to them. Safety affects us all and yet until recent years it was hardly even addressed on most of the jobsites I worked on.

Just remember to use common sense and follow the safety practices. Don't take chances because it CAN happen to you.

Nice general description of welding processes…
http://www.key-to-steel.com/articles/art75.htm