Welder World Blog

Archive for November, 2009

I am going to build a trailer outside under the carport. I have a 235 AC stick welder. I am building a 6′ 6″ by 12′ trailer. What would be the best welder or is the one I go more then enough? I read that MIG welders are more for indoors due to the wind blowing can mess the gas welding up? I using engineered utility trailer blue prints to build off of.

HOW TO PLASTIC WELD

BOOT ON GRASS CATCHER

·      USING THE MINI-WELD MODEL 6 PLASTIC WELDER

I was unable to find the price of this item.

It cost around $15 to fix.

1.     Make sure work area is clean and well ventilated. Use caution when using the mini-weld plastic welder. The plastic welder is hot and can burn you and can cause a fire.

2.     Set the plastic welder to pre heat and set welder in stand.

3.     Clean the part to be welded.

4.     There is a large missing piece of plastic.

5.     I looked for a symbol on this part, I couldn’t find one. So I used the uni-flex welding rod  the color match was ok and it sticks to a lot of different types of plastic.

6.     Set the heat of the welder to uni-flex welding rod.

7.     I put stainless steel mesh (this comes with the mini-weld model 6 kit) to fill the void.

8.     First I spot welded the mesh in place.

9.     Then I adjusted the mesh to fit the void.

10. I used uni-flex fiber rod to fill void.

11. I filled the void on front and back. The stainless steel wire mesh will give the break more strength. Let the heat from the plastic welder do most of the work for you.

12. Try to smooth out the weld as much as possible.

13. Using a wet rag. Cool the welded part and began to sand it down.

14. I use 60 grit sand paper at the start. This should take most of the bumps down. Then I go to 180 grit sand paper to make it smooth.

15. Now I make sure the part fits back on the mower. If it doesn’t I can either sand it more or use the welder to make adjustments to part. If you would like to see befor and after pictures go to kandjwarehouse.com

THANK YOU

Kandjwarehouse.com

One of the most significant considerations in Arc welding is safety. It is important to keep a supply of welding gloves, welding helmets and welding blankets that are suited to the job. Specific kinds of welding and different types of material require different options. That’s why it is necessary to know Arc welding basics.

Many varied environments in welding such as open air, outer space and under water can use different systems.

Come visit us right here for more Welder and Welding Info and get two Welding Ebooks Airco Welders. http://www.welderworld.com/

There are several differing types of welders. The TIG ( tungsten inert gas ) welding system, especially in micro welding equipment, allows for awfully correct and fast cuts. If the regulator has pulse control, this also assists in making smoother cuts and a higher quality of weld. This is especially true when the weld is around a corner joint.

TIG also uses and electrode to heat the metal and some type of inert gas, customarily argon, to stop the molten material from reacting too quickly with air. This high melting point makes tungsten superb for electric roles and for arc welding where temperatures can jump one thousand degrees in an exceedingly short time period.

Reviews show this is sometimes the choice for bodywork or sheet metal.

Even with safety appliances, burns can occur. Damage to eyes is commonplace for the most part due to ill-fitting equipment such as welding helmets and gloves. Heat resistant clothing is available too and is going to be considered it the budget allows.

Underwater welders and people who are qualified to weld, check welds, or teach welding overseas in nations like Iraq and Afghanistan sometimes make more cash than any other welding job.

( and even the Carpenters and Electricians have some welders. ).

Come visit us right here for more Welder and Welding Info and get two Welding Ebooks Airco Welders. http://www.welderworld.com/

Welding aluminum is not easy. The real problem is that the metal heats up quickly and it also has a low melting point. Welding aluminum is not difficult if certain measures are taken. Some of the useful tips for welding aluminum are as follows:

First thing you have to do is preheat the aluminum with a blowtorch. Aluminum tends to distort quite a bit when a local hotspot is caused by a welding torch. Pre-heating the aluminum tends to minimize the distortion. Be prepared to move the welding torch much faster than when welding steel or other metals. Never stop moving the welding gun along the weld, as this will cause a localized area of the aluminum stock to heat up. Argon gas is also used to weld aluminum. But both argon and helium can also work depending on the equipment used.

Aluminum can be welded with a MIG welder also. When it comes to equipment the general agreed standard for welding aluminum is a TIG welder, the problem here is the fact that they can cost upward of $6000 to purchase. If tungsten electrode on the welding gun becomes contaminated, stop at once. When welding steel it is quite possible to fill gaps between the joining surfaces with the weld. This is just not possible with aluminum, so all pieces must be fitted together as tightly as possible so that a nice clean weld can be made.

Aluminum is a low density metallic substance used in a wide range of different appliances and fields. Having such a low density is not only an attractive feature of aluminum, it excels at conducing both electricity and heat, as a result of this, it is frequently encountered in power generators, the conduction of heat prevents from such appliances will prevent the wiring from melting.

In reality aluminum can wrap, crack, bend or simply not stick. To weld aluminum successfully and safely you need to follow these steps: Things that you need are TIG welder, Welding safety gear, stainless steel brush, argon gas supply and Heat sink. Wear a thick long sleeve shirt to prevent yourself from getting burned. Clean the aluminum pieces properly before welding them. Clean the aluminum by spraying the surface with electrical cleaner. Use a heat sink. Because of aluminum’s tendency to conduct heat very well you need to use a heat sink to clamp the aluminum onto in order to prevent the metal from warping or the workspace from becoming too hot to work around. If you preheat aluminum beforehand it will make the welding job easier. Preheat the aluminum by sticking it in an oven with a thermometer or by using a propane torch to heat the surface. See to it that pieces are flush when you weld. Aluminum has a tendency to preserve spaces between the metal pieces as you weld. Make sure the aluminum slides together as tightly as possible as you weld the pieces.

I have an 80 cubic foot tank of shielding gas for my welder. It’s 75% argon and 25% CO2. I can regulate the pressure of it coming out the nozzle from anywhere between 0 to 45 psi. Would it be a good idea to put a little of the gas into an open bottle before putting the cork back on it. There nothing more that I hate than opening a half empty bottle of wine and having it taste like vinegar.

I got into pipe welding,with a buddy that he’s been pipe welding for 10 years. He got me a job as a welding helper at a food processing facility. We were there for only 6 months and he draged up so ive been struglin every sence then with geting in as a pipe welder. 6G is a *****.

Welding is a difficult job. It is very important to be well prepared before you start welding. Every welder that is being purchased comes with an instructional manual. This manufacturer’s book of precautions should be strictly adhered to. This will prevent accidents and harm to the welder himself. Mig welding is also referred to as feed welding. They are cost effective. They consume less time to get the job done. Other techniques swallow great amounts of time to get the same job done. For instance TIG or ARC welding consumes greater time than the time required to weld in Mig method. Even robots can be used to perform this type of welding.

When electrically charged wire is feeded into the welding arc then it is mig welding. This feed allows the heating up of the metal and thus created welds. Mig is commonly preferred these days. This is mainly due to the following reasons;

The welding leads is highly simple to perform This type of welding demands less time when compared to other types of welding processes This procedure is highly affordable. Even robots can be utilized to get the mechanical job done. To obtain smooth finishes any shielding gas can be utilized. This is called as Gas Metal Arc Welding.

The gas is used to give good control over the splash of the molten collection of metal that is produced. For this welding type an assortment of gases can be selected.

Mig welder is capable of working with almost all kids of metals. Aluminum and mild steel are the most popular of them all. Mig welding is commonly done on these metals. You can discover a selection of machines that range in price tag, capability and dimension. In order for you to choose the proper welder for your exacting needs, the highest depth of the metal you will be working with have got to be determined. Once you put together that strength of mind, you will be capable to find a welder that will be competent to achieve up to your expectations.

You may fancy considering purchase of a mig welder that is one size larger than what you consider you will use. Since a moment will come in all probability in next to no time after purchase, when a venture will necessitate more power than you formerly determined was your maximum that you required. You might also be obligatory to acquire tips and liners to maintain your apparatus functioning professionally, and to lengthen the existence of your mig welding gun.

Welders from time to time try to hammer metal ends back into arrangement or to relax splash by using the tip of the gun as a hammer. This act is not worthwhile, as it will cause your mig welder to crack down more speedily.

An experienced arc welder should, at some point in time, embark on his own business rather than be employed eternally. Of course, a welder has to initially gain some useful work experience before venturing out on his own. Even some less confident arc welders, instead of straightaway starting a full fledged business, can undertake a few part-time assignments and gradually expand his customer base before quitting employment.

There is no denying that starting one’s own business is a serious matter and lot of ground work is needed. Further you must acquire complete proficiency in arc welding, mig welding and tag welding and it is not prudent to abandon employment till you become confident that you can handle all types of arc welding jobs.

It is preferable that even welders who have some experience enroll in a vocational program and undergo formal training to further hone their skills. This will go a long way in further enriching your knowledge before you venture out on your own welding business.

As a matter of fact, it is advisable that you acquire a certificate from The American Welding Society to inspire confidence in your customers. Of course, you will have to appear for an exam to receive the certification – but it is worth spending the time and money.

Demand a minimum price for any work you undertake and scrupulously avoid doing arc welding work free even for your close friends. The word will soon spread around that people can approach you for some odd arc welding jobs without having to pay for it.

People should not expect you do free jobs merely because you have the welder equipment. Remember you have paid for the welder equipment and the consumables and it should be you intention to recover the cost together with the concomitant profit elements. The first qualification to become a successful businessman is to develop the required business acumen.

The job of a welder is to join metal parts by melting and fusing them together. Many industrial sectors including automobile, aerospace, fabricators and ship builders have regular work for welders. According to recent surveys, the arc welding business has immense potential for growth and any welder aspiring to set up independent business is bound to thrive.

Before setting up your own establishment for doing arc welding jobs, you will need to apply for a business license and fulfill all other legal formalities – which may differ from state to state. Licenses are typically issued through your city or county business department.

Needless to say, effective marketing is the key to your business success. You must concentrate on field sales activities to secure jobs. It will be worthwhile to become a member of the local chamber of commerce to interact with local businesses. Spread word among industry circles about your arc welding business. Explore the possibilities of becoming a sub-contractor to larger companies who are overburdened with arc welding work and will be eager to outsource some welding work.

Despite the long history of welding, not much research has been done in the field of welding safety. Arc welding, or for that matter all types of welding entail risk of physical injury from excessive heat, pressurized flammable gas, and electricity. Learn to use safety techniques to protect yourself, and those nearby, from the hazards of welding.

IDENTIFYING PLASTICS

On most Plastic parts on the back side there will be a symbol.This symbol tells the welder what kind of plastic you are working with.(If no symbol is found then you will have to weld different rods to see if the rod will hold to the plastic) This is a very important step because to weld Plastic the filler rod has to be the same as the Plastic being welded.{unless you use the fiber-flex rod, but this rod only comes in black} There are 2 families of plastics 1}thermoset  and 2}thermoplastic THERMOSET -Can not be melted and reused. THERMOPLASTIC-Can be melted and reused

SYMBOL CHART

THERMOSET PLASTIC

PUR, RIM,RRIM- These are usually flexible. Bubble and smoke when melted.When welding Don’t melt base material! Melt the welding rod into the v-groove like a hot melt glue.

THERMOPLASTIC

ABS-{Acrylonitrile Butadiene Styrene}- Rigid, can be of any color, Used on interior plastic parts in cars,trucks and also household goods parts of sweepers, handles on pots ect. EEBC-{Ether Ester Block Copolymer}- Flexible, off-white in color. Best to use Uni-Weld fiberflex. EMA-{Ethylene Methacrylic Acid}-Semi-rigid, comes in many colors.Use Uni-weld fiberflex. PA-{Polyamide(nylon)-rigid,sands finely.Used on Radiator tanks, headlamp bezel, exterior trim parts, mirror. PC+ABS PULSE-{Polycarbonate & ABS}-Rigid, usually dark in color,sands finely.Preheat plastic with welder before welding. PC+PBT-{Xenoy a Polycarbonate blend}-Very rigid.Used for bumper covers.Preheat plastic with weld before welding. PE-{Polyethylene}-Semi-flexible, melts & smears when grinding usually semi-translucent.Used on overflow tanks, inner fender panels, ATV fenders. Applying filler or painting is impossible. PP-{Polypropylene}-Semiflexible, melts and smears when grinding. PPO+PA-{Noryl GTX (Nylon blend)}-Semi-rigid, usually off-white in color.car fenders and exterior trim. Preheat plastic with welder before welding. TEEE-{Thermoplastic Ether Ester Elastomer}- Flexible, Used on bumpers, panels. Use fiberflex welding rod. TPE-{thermoplastic Elastomer}-Semi-flexible, melts and smears when grinding. Used on bumper covers, under the hood parts.Use Uni-Weld Fiberflex rod. TPO, TEO, PP/EPDM-{Thermoplastic Olefin}-Semi-flexible melts and smears when grinding. Used on Gilles,interior parts, snowmobile cowls.Use Uni-Weld Fiberflex rod. TPU, TPUR-{Thermoplastic Polyurethane}-Flexible,Sands finely. Bumper covers,soft filler panels. Use urethane rod or uni- weld Fiberflex rod.

Usually most house hold items are made from abs, but if not sure you will need to do a test weld on plastic. Make sure that you do the test. Where you will not be able to see it so that it doesn’t show on your part and cause you more work (like sanding and ect.) As always be careful the

welder is hot and can burn you or cause a fire!

kandjwarehouse.com

When it comes to finding the best in continuous coil equipment and resistance welders for all your company’s manufacturing needs, look no farther than world leader Guild International Inc.

Guild International has made superior quality resistance welders and continuous coil equipment since 1958. Guild’s engineers understand the intricacies of joining metals together under pressure using heat produced by an electric current. They are constantly striving to improve the design and manufacture of continuous coil equipment and resistance welders to meet rigorous engineering standards.

Guild’s clients expect superior performance from its products. Its resistance welders and continuous coil equipment are known for their consistent ability to increase manufacturing productivity at installations worldwide.

Among resistance welders, Guild offers two of the world’s best-known units: the NB Overlap Resistance Welder and the NB Rollspot/Seam Welder..

NB Overlap Resistance Welder produces a high-strength weld quickly, and can be used on most materials of any width up to about 2,500mm (100 inches), ranging in thickness from 0.075mm (0.003 inch) up to about 6.5mm (0.250 inch).

The NB Series Rollspot/Seam Welder is perfect for manufacturing that requires the flexibility of spot or seam welding using the resistance process. Processing lines such as paint, leveling, plating, galvanizing, cleaning, polishing, grinding or annealing could make good use of this machine.

The Rollspot/Seam Welder uses a current wheel and a weld wheel to make a weld nugget for joining ends. A steady movement of the weld wheels makes a seam for light-gauge material such as aluminum. The wheels make brief stops on the strip to create spot welds when working with thicker material such as iron. Welds made using electrical resistance like this are usually free of rust, scale or other processing debris.

When it comes to continuous coil equipment, Guild’s SF Speed Funnel quickly and accurately assists in feeding the new coil into a flattener or shearwelder. The latest design for this continuous coil equipment has eliminated the need for cumbersome peeler blades or strip center supports, which slow down production.

Guild’s SF Speed Funnel for continuous coil equipment boasts four exclusive features:

* Two chutes, one upper and one lower, improve delivery.

* Hydraulics extend and retract rach chute extends and retracts hydraulically.

* Each chute also pivots using hydraulics.

* Each chute includes a hardened steel hold down roll for stability.

With these features, the SF Speed Funnel has eliminated the need for those peeler blades or strip center supports. This design significantly raises a mill’s uptime by providing quick, easy threading of new coil end.

Guild International Inc. offers more than its Speed Funnel and Resistance Welders. Customers can choose from a complete line of rotary and cropshears, uncoilers, tube mill entry machines, flatteners and semi-automatic shearwelders, plus Guild’s patented Zipwelders™ and strip accumulators such as its Supercoils®, Superloops(TM) and Continuous Coils.

Guild’s team of design engineers can aid any manufacturing firm in evaluating its equipment needs, assuring that new additions will be compatible with existing systems. The recognized world leader in coil machinery for all strip processing is Guild International Inc.