There are many electrical tapes on the market, and it can be difficult to choose the right one for your specific application.
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Each type of Scotch Electrical tape is designed for specific applications and using the wrong one can impact the quality of your installation and/or repair.
Here are three applications and my recommendations for the most suitable electrical tapes for each. These applications are:
1. Choose mastic tapes for environmental sealing and re-jacketing
Mastic tapes are effective for environmental sealing applications – and for good reason.
Their sticky adhesive allows them to seal on most surfaces and they can easily fuse to themselves. This is important because, as you wrap the tape, it creates a strong and reliable seal. It’s important to remember that, when working on a cable jacket, you will need abrasion resistance. Also, keep in mind that not all mastic tapes are created equal and each have their own purposes.
Here is what you need to know when choosing a 3M™ Mastic Tape:
Watch this video on how to apply 3M™ Scotch-Seal™ Mastic Tape .
Watch this video to see how you can repair a cable jacket with 3M™ Mastic Tapes.
2. Choose vinyl tapes for low-voltage primary insulating.
Before you start your low-voltage cable splicing (600V and less) project, ask yourself where the cable splice is going to be.
If it’s in a sealed box, or in an environment that is always dry, vinyl electrical tape is the best choice because it has excellent dielectric strength and durability.
If the splice will be buried or could become wet, vinyl electrical tape alone won’t be enough.
To ensure the longevity and durability of the application, you will also need to seal the splice. The easiest way to do this is by using a rubber tape first and then covering it with vinyl electrical tape.
Here is what you need to know when choosing a 3M™ Vinyl Tape:
Watch this video on how to apply Scotch® Grade Vinyl Electrical Tape Super 88.
3. Choose rubber tapes for medium-voltage primary insulating and waterproofing.
If you need to splice a primary cable and for whatever reason using a cold shrink product like 3M™ Cold Shrink Splice QS-III is not an option, a splice can be made of tape as long as the proper steps are followed.
To do this, you will need two different types of rubber tape: Scotch® Electrical Semi-Conducting Tape 13 to rebuild the semi-conductive layers, and Scotch® Linerless Rubber Splicing Tape, 130C to rebuild the insulation. When installed correctly, these two rubber tapes self-fuse without leaving any air gaps behind – and this is key in these applications. You can cover the splice using rejacketing tapes or vinyl tapes.
If you are looking for more details, kindly visit Low Voltage Rubber Tape.
When setting up your cables and electronics, chances are you use different cable management tools to help manage it all. Electrical insulation tape is a common material used by folks overseeing cable organization to cover and insulate wires using electricity. Manufacturers have developed different types of electrical tapes ranging in thickness, widths, and lengths for varying technical purposes. Before setting up your network and organizing your cables, get familiar with everything you need to know about electrical tape.
If you’re unfamiliar with reasons why people use electrical tape over other more basic tapes, there are a few factors that make it stand out among the rest:
What is electrical taped used for? Electrical tape has many uses and is categorized into four different varieties. Read on to discover what differentiates rubber, vinyl, mastic, and varnished cambric.
Rubber tape usually does not have an adhesive side but sticks to itself. This means it has to be stretched entirely around a cable to effectively adhere to itself using elastic tension against the backing.
The rubber is water-resistant, a highly appreciated perk to those working in humid environments. Rubber tape is usually used for splicing and terminating wires or cables up to 69 kilovolts.
The most common type of electrical insulation tape used in the home, vinyl tape is used for insulation, protection from moisture, and repairing minor nicks and cuts.
It has an abrasion-resistant backing that lasts long and has flexibility, which makes it a prime option for insulating electrical connections during electrical tapping.
Mastic tape is the portion that composes the spongey center between the backing and the adhesive. If you need versatility with your projects, mastic tape is the way to go. You can find mastic that has vinyl backing, rubber backing, or no backing.
Since it’s an affable tape, it’s popular amongst electricians. It adheres easily and can get manipulated to fit in tight spaces and around oddly shaped materials. Mastic tape is a highly revered choice for outdoor wiring needs, as it has excellent moisture and UV resistant capabilities.
Varnish cambric electrical insulation tape is made of straight-cut woven cotton fabric. Its fabric is primed with oil and coated in an electrical insulating finish. The varnish ensures that the tape remains intact as currents pass through the wire.
Varnished cambric tape is often employed to cover bolts, corners, and rough edges that could cut through less durable tape. It’s the ideal candidate for mechanical protection and puncture resistance around your home, vehicle, or office.
When you think of types of electrical tape, you probably imagine it in black. However, manufacturers produce electrical insulation tape in almost every color of the rainbow. The varying colors indicate voltage protection and insulation. It’s vital to use the right colored tape—an incorrect tape color puts technicians at risk of insufficient voltage shielding:
In understanding everything you need to know about electrical tape, you should learn a thing or two about tape selection. So, what should you reflect on when choosing which type of electrical tape to use for your network? CableWholesale looks at other elements of electrical tape to consider when investing.
Backing construction, thickness, and dielectric strength are factors of a tape’s grade. The grade is highly indicative of its performance quality. Tape backings are either monomeric or polymeric, polymeric being the more durable of the two.
Choosing high-grade tapes can increase cable longevity because they are highly durable, tightly sealed, and prevent corrosion. Reflect on your network’s environment to determine which grade will be necessary.
As mentioned, different colors indicate different types of electrical tape features. Many standard electrical tapes are sold in black, but you can find them in nearly every color. Choose the color of tape based on the application you will be using it for and its voltage, phase, and other electric-relevant information.
Many technicians opt for tape that can stretch without losing original form. This is helpful in wrapping wires because technicians must often stretch the tape around the cable, which needs to then return to its original form to provide a tight wrap. Lack of elongation can result in broken tape and uncovered cables.
Organizing cables can be a cumbersome task. Avoid exacerbating your frustration by choosing an easy-to-use electrical tape. The tape should be easy to handle. Check to see that the tape can be torn by hand and easily wrapped around wires. Its adhesive should be strong enough to withstand the conditions of where it will be located.
Familiarize yourself with your area’s building codes. Select tapes that have been meticulously tested for reliability to ensure you’re getting tools that are worthy of your investment. It’s a good idea to opt for these tapes, too, as they are most likely to comply with building code.
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