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Why do we use copper washers?
The Many Uses of Copper For starters, it is a ductile metal that is well known for its soft and malleable properties. This allows copper to be formed into any shape, so you can easily get a copper washer in any design needed. It is also used as a conductor of heat and electricity.
How many washers do you need for a banjo bolt?
You’re correct, one copper crush washer on each side of the banjo fitting. One time use, avoid reusing washers if possible.
What type of washer seals up a banjo bolt?
The banjo bolt passes through the center of the fitting, which also has a hole in it. The banjo fitting has flat surfaces which are normally sealed with a washer, often a crush washer.
Can you reuse copper banjo bolt washers?
Can you reuse banjo bolt washers? You can reuse the old ones in a pinch just check them for weepage a when its done and a couple of day later. If you do have one that weeps just tighten it very lightly and move the fitting a few times back and forth then tighten to spec.
Can you stack copper crush washers?
Premium Member. You can buy the copper washers at NAPA in various sizes and thicknesses. If you have new washers, you could double them up if need be.
How do copper crush washers work?
They’re commonly found any time a threaded fastener has to seal in a liquid; the most common example is the crush washer under the oil drain plug of most cars. Tighten the plug, the soft copper washer deforms to fill any gaps, making a liquid-tight seal.
How tight should a banjo bolt be?
12 to 14 foot pounds
Banjo Bolts should be tightened to 12 to 14 foot pounds – Do not over torque.
Do banjo bolts need washers?
Generally, these washers should be replaced rather than re-used, as the act of deforming an annealed copper washer effectively “hardens” the material, making it more difficult to crush next time, therefore you may not get a good seal when re-using a copper washer.
Can you reuse a copper washer?
Copper crush washers really shouldn’t be re-used. To seal effectively the copper must be soft, as it is in an annealed state. There is a decent chance a used, crushed, aged copper washer might seal again, but the only way to be sure is to try.
Can you reuse a banjo bolt?
The banjo bolt will be fine to re use. The washer is a compressible washer. The material is softer and when tightened down it seals when compressed.
Can you use two crush washers?
You should only use one washer and get the proper tool to torque until muzzle brake lines up. This washer is designed to give a little, hence the name crush washer, so you have the right amount of tightness.
What kind of washer should I use for my banjo?
Solid aluminum crush washers are now widely used and work great. If you have a testy sealing surface and have struggled with all metal crush washers there is also something called a stat-o-seal style washer. When I have a customer who just can’t get his crush washers to seal, I send him a set of these and they solve the issue every time.
What do you need to know about banjo fittings?
Make sure your banjo fitting seats down on the caliper surface correctly. This is another one that seems obvious but it trips many up. On many rubber hoses available both through us and elsewhere, the banjo fitting is crimped onto the rubber line, and the fitting surface itself is angled.
Can a banjo Bolt Crusher be made out of aluminium?
But it will be a single use item, as the Aluminium can’t be made “soft” again, like Copper can. Copper can be annealed on the side of the road if need be, Aluminium can’t.
What can I use to make a copper washer?
To anneal aluminium or copper washers, try the following: Get a fire brick or some flat ceramic material. Place the copper or aluminum washers on the brick and heat the BRICK in a circular motion around the washers with a torch. DO NOT directly heat the washers.