Frequent question: Are all bobbin cases the same?

The size of a bobbin must match precisely with the machine’s bobbin area. Just because a bobbin seems to be a similar size, the slightest difference can wreck havoc for its owner. A sewing machines bobbin case tension is properly set based on the machine’s correct bobbin type.

Are bobbin cases interchangeable?

While they are technically interchangeable in most cases, it is recommended that you only use one or the other. The weight of the bobbin can affect your tension and the way the thread feeds. These are the most common bobbins, as they are used with removable and inset bobbin cases.

Are all bobbin cases the same size?

Bobbins not only come in different sizes, but also in metal as well as plastic, and empty as well as pre-wound. While machines can only use one bobbin size, whether it is plastic or metal does not typically matter, however consult your machine manual to be sure.

Do all bobbins fit all sewing machines?

There is no such thing as a universal bobbin, meaning no single bobbin will fit every sewing machine. Some sewing machines tolerate a slightly different bobbin better than others, but using the incorrect bobbin will most likely affect the stitch quality of your project, and could result in damage to your machine.

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What is the difference between bobbin and bobbin case?

A bobbin is made to a required size and set of specifications for a particular bobbin case. All industrial lock-stitch sewing machines, and some domestic sewing machines, use a bobbin that is placed into a bobbin case, which is removed from the sewing machine. …

Can you sew without a bobbin case?

Can you use a sewing machine without a bobbin? You can’t sew without a bobbin, as the machine requires two spools in order to operate properly. Therefore, you will need to add the bobbin thread in addition to your needle thread.

When should I replace my bobbin case?

As long as you take good care of your bobbin case, it will perform well. However, eventually, it will cease to sew smoothly and will need to be replaced. Sometimes people think they only need to replace certain parts of the bobbin case, like the tension spring or the tension screw.

Are metal or plastic bobbins better?

The rule of thumb for bobbins is that metal ones are for metal bobbin cases and plastic ones are for plastic bobbin cases. If you try to place a metal bobbin in a plastic bobbin case you may see that the bobbin case wears out a lot faster than it is supposed to.

What size is SA156 bobbin?

SA156 Bobbins Joanns

It measures about 11.5 mm in size or 7/16 of an inch. It will be the size of a nickel and has a security notch for better winding.

What happens if I use the wrong bobbin?

The short answer is YES! Filling a sewing machine bobbin too tightly can make a plastic bobbin bulge or stretch the thread if you are using a metal bobbin. This may be hard to see but can cause all kinds of problems. Plastic bobbins can become compressed in the center causing the bobbin to distort.

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Can I use metal bobbins in my Singer sewing machine?

Plastic bobbins and metal bobbins of the same size can NOT be swapped. Machines are set for a very precise tension setting. If they are set for a lighter plastic bobbin, the tension will change if a heavier metal bobbin is used. 6.

What is a standard size bobbin?

The most common sizes are the L Class, M Class and Class 15 bobbins. A large percentage of commercial and home sewing/embroidery machines use one or more of these bobbin sizes. Chances are your machine does too, but the difference between them is sometimes confusing.

What covers the bobbin case?

As the needle thread is pulled around bobbin case, it wraps around the bobbin thread, and pulls it up through the needle plate. Bobbin Cover: For front loading bobbins, you remove the storage compartment to reveal a flip-down cover. Most top loading bobbin machines have a clear clip-in cover.

What are the holes in a bobbin for?

Then take a look at your bobbin. There should be a tiny little hole on the side for you to put your thread through. Thread from the inside of the bobbin, out, so your thread sticks out the side an inch or two.

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