Archive for the 'Industrial Hoses And Fittings' Category

Cylinder Plating Vs Cylinder Sleeving


Mark Agarwal

Original equipment companies (OEM) produce many assortments of different types and each is excellent performers and incredibly reliable.

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The only real problem is how do I repair my cylinder after failing? You might think you’ll never have to face that problem, but if you retain your automobile or toy long enough you will eventually have to make this decision of electrofusion.

Recent Background of Cylinder Types

The oldest & most common approach to cylinder design is a cast flat iron block that is machined with a cylindrical bore directly from a solid casting. There is also a cast iron block that integrates a sleeve that is pressed in the iron block. Generally iron block motors weren’t very successful in small engines. Most small machines were found in vehicles and equipment that would have to be light and mobile. This made cast flat iron blocks undesirable for this function. There have been a whole lot of one cylinder motors found in lawn mowers, building equipment, scooters, small tractors and small motorcycles which used cast iron block motors in the first years. These commenced to go away in the 60’s plus they were substituted by aluminium block motors with cast-in flat iron liners by getting electrofusion fittings online.

This opened the door for new light motors that might be used in various applications and in bigger displacements than ever before. This was achieved by putting a cast flat iron sleeve in to the mould prior to the molten metal was poured in to the mildew. The sleeve usually got locking rings or flanges around the exterior to avoid it from sliding in the casting as the engine motor expanded from heat made by the combustion process. A problem took place often when air pouches would develop through the casting procedure surrounding the sleeve. This triggered hot spots and frequently caused premature engine unit cylinder failure.

There is a different type of aluminium block with a cast flat iron sleeve that wasn’t cast-in; it is installed in the block after casting. The cylinder bore of the aluminium block is machined to 3-5 a large number of an inch significantly less than the sleeve diameter, block is then heated to around 600 degrees Fahrenheit, and the sleeve is dropped in. If the block cools the sleeve is organised set up by the disturbance fit and the flange at the very top or bottom level of the cylinder. This cylinder can be rebuilt simply by re-heating the block to 600 levels and taking away the old sleeve and upgrading it with a fresh one. Naturally the final bore should be machined to size and honed with electrofusion fittings.

Near the end of last century, it was unveiled that you could make a mould pattern by using a computer aided moulding system out of Styrofoam. This managed to get possible to get precise duplicate patterns of a specific cylinder that you wanted to mould the aluminium.

Electro Fusion is your one stop solution for


, electrofusion fittings online, electrofusion fittings. Visit us now and check out the wide range of these fittings we have to offer.

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07 16th, 2017

Clearing a waste pipe


Swift Goodway

Quite a few of us have been guilty of unblocking drains with poison (sorry chemical solutions). There are not many ocassions when using chemicals are actually the safest course of action.

Here’s why… when they fail to unblock the blockage you are left with a nasty odour to deal with, and probably a hazardous liquid floating around in your sink or sommink.

Is there anything else we can do?

Nice of you to ask 🙂

A plunger is almost always a preferred option for unblocking drains. The up and down motion of a plunger breaks up the obstruction. Usually the blockage is cleared. You will have to ensure that the cup of the plunger is totally covered with water, and the overflow inlet is also covered – to prevent backflow of water.

It is a good idea to work from the outside when unblocking a waste pipe manually. When you reach the blocked part of the pipe, don’t forget to position a bucket or bowl below the end of the pipe, before trying to clear the blockage.

After you’ve managed to clear a drain, check for signs of wearing on the rings and replace them before reassembling the fittings. Don’t forget to check that all the seals are in the correct positions. Failure to take this precaution could lead to a leaking pipe. You certainly don’t want that to happen.

When a plunger fails to clear a blockage, try using a plumber’s snake otherwise known as spiral cleaner. Hardware stores normally have them in stock. Disconnect the blocked drain pipe from the trap, and feed the wire into the pipe. When the wire makes contact with the obstruction, rotate the spiral by twisting the handle of the snake.

Sometimes, it isn’t always possible to clear an obstruction from the sink end. You can try pushing a garden hose from outside up the drain pipe, in cases where the waste discharges into a gully. Sometimes, you’ll need to give the offending obstruction a little help to get it moving by turning on the tap.

When you are unable to remove a blocked waste pipe from either end, you can try taking the bottle trap apart. Place a receptacle beneath the trap before dismantling it, and put a plug in the sink’s plug-hole. Wash out the trap, and reassemble it after you shift the obstruction.

Apply a bit of heat to fat or coagulated oil, when it is the cause of a blocked drain pipe. The heat will melt the fat, and get things moving once more. A portable heater or hair dryer can be used warm the pipe. This treatment will usually cause the blockage to clear, and the waste should start moving again. Turn on the hot water tap for at least one minute. This will clear all remaining traces of fat or coagulated oil.

Obviously, situations will vary in complexity ranging from the dead easy to overwhelmingly difficult. If you are a resident of Sutton and have more challenging jobs that need the help of a good plumber, visit us at

.|If you feel that the problem is beyond your ability to fix, you will then have to request the help of an experienced plumber. Those of you that live in Sutton can give

our local and friendly plumbers (Sutton)

a call.

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Clearing a waste pipe