DailyMag Self-Adhesive Neodymium Magnet
Self-adhesive neodymium magnets combine powerful neodymium magnets with an adhesive backing. This adhesive backing is versatile and user-friendly making attachment to surfaces easy without the use of tools and fasteners.
Self-adhesive neodymium block magnets have 3M 467 adhesive. They can be used for fastening items to non-magnetic surfaces such as windows, painted timber doors, etc.
The self-adhesive neodymium disc magnets are applied with a high-gloss nickel coating to enhance their corrosion resistance. They are used for closing small doors and holding items.
You can use the self-adhesive N42 neodymium magnets for folder closures, fridge magnets, and for craft making. They have easy-peel and strong 3M 468 adhesive backing.
The N35-grade self-adhesive neodymium disc magnets have a smooth finish and are ideal for DIY projects, arts & crafts, and holding or fastening objects.
The heart-shaped self-adhesive neodymium magnets have a strong grip on magnetic metal surfaces and non-magnetic surfaces such as plastic, wood, cardboard, etc.
The rectangular self-adhesive N52 neodymium magnets have extra-strong adhesive and superior pull performance. They are used for hanging or holding items.
Profiles Available for Self-Adhesive Neo Magnets
Various shapes and profiles of self-adhesive NIB magnets are available depending on the application needs. These magnets can come in various thickness and sizes to meet specific needs and preferences.
Common shapes and profiles available for self-adhesive Neo magnets include rectangular magnets, disc magnets, and square magnets. It is also possible to customize less common profiles such as hexagonal magnets and triangle-shaped magnets.
Making Self-Adhesive Neodymium Magnets
Making Self-Adhesive Neodymium Magnets
In making self-adhesive neodymium magnets, neodymium magnets are combined with adhesive backing usually to one side. The adhesive should provide a strong and durable bond to the magnet and target surface.
The following steps are essential in making self-adhesive neodymium magnets:
i. Cleaning Magnet Surface
Cleaning the surface of the neodymium magnet ensures proper adhesion with the adhesive backing. This process eliminates dust particles and other contaminants present on the magnet surface. Otherwise, this can hamper the bond created between the magnet and adhesive.
ii. Application of Adhesive
Different adhesives are applicable depending on the surface properties on which they’re to be adhered and/or intended application. Pressure-sensitive adhesives (PSA) are commonly applied for their ability to adhere to a wide variety of surfaces.
Adhesive application utilizes coating or lamination equipment in a controlled and uniform manner. The magnet can be subjected to a press machine or rollers to ensure the uniformity. It also securely bonds the adhesive to the magnet’s surface while also eliminating air bubbles ensuring a strong bond.
iv. Liner Attachment
A peel-off liner/backing is used over the adhesive to protect it by preventing premature sticking and keeping it clean. The liner is made from easy to remove material like paper or plastic and capable of peeling off.
v. Cutting and Shaping
Utilizing cutting equipment, these magnets can be cut into specific shapes or sizes as mandated by the application.
Adhesives Utilized in Self-Adhesive NdFeB Magnets
Many factors such as the manufacturer and the intended application influence the choice of adhesive in self-adhesive neodymium magnets. Other factors like the desired bond strength, surface to be bonded and environmental conditions are also essential for successful application.
Adhesives often used in self-adhesive neodymium magnets can be described as follows:
· Pressure-Sensitive Adhesives (PSA)
These adhesive types are common in self-adhesive neodymium magnets and are called so owing to their adherence upon pressure application. They are available in various formulations, such as silicone-based, acrylic-based and rubber-based.
The acrylic-based pressure-sensitive adhesives are versatile and durable offering resistance to environmental factors like UV radiation and moisture. Rubber-based PSAs on the other hand are highly flexible offering good bonds with textured/irregular surfaces.
For silicone-based PSAs, they offer high-temperature resistance suitable in high temperature applications.
· Cyanoacrylate Adhesives
Cyanoacrylate adhesives offer a great way of bonding neodymium magnets to various surfaces. They are fast-curing and result in a strong bond. However, they display low durability given their susceptibility to environmental factors.
· Epoxy Adhesives
The bond offered by epoxy adhesives is strong and durable often finding use where the bond is desired to be more permanent. These adhesives are known for their excellent adhesion, offering incredible strength, chemical resistance, and wide temperature range.
· Double-Sided Adhesive Tapes
Some self-adhesive neodymium magnets utilize double-sided adhesive tapes. In this case, one side is attached to the neodymium magnet while the other attaches to the bonding surface. Most of these are pressure-sensitive and offer decent bonding.
· Polyurethane Adhesives
This adhesive type is flexible, offering good adhesion especially where there’s a need to withstand movement or vibration. Self-adhesive neodymium magnets using these adhesive suit applications require a balance between strength and flexibility.
Benefits of Self-Adhesive Neodymium Magnets
Self-adhesive neodymium magnets offer several benefits with some of the key advantages as follows:
- Ease of Installation: These neo magnets are easy to install only requiring a little pressure application to adhere them to surfaces. The lack of invasive attachment methods like drilling and screwing also means using these magnets saves time. It also prevents damage to surfaces.
- Adjustability: It is possible to remove self-adhesive neo magnets from one position to another to suit your immediate needs.
- Cost-Effective: Since you do not need to use specialized tools and equipment in fixing self-adhesive NIB magnets, they are cost effective.
- Customizable: You can customize self-adhesive neodymium magnets into various shapes and sizes according to your needs.
- Temporary Solutions: Self-adhesive Neo magnets are ideal for short-term application where strong magnetic attachment is desired but not permanently.
- Thin Profile: Self-adhesive NdFeB magnets have a thin profile useful where space is limited or concealing is required.
- Versatility: You can secure these magnets to different surface types including metal, paper, wood, cardboard and plastic.
Properties of Self-Adhesive Neodymium Magnets
Self-adhesive neodymium magnets allow bonding to various surfaces without use if standard tools and fasteners. Some of the properties of self-adhesive neodymium magnets are:
Self-adhesive neodymium magnets can be easily attached to various surfaces eliminating the need for tools or fasteners. You can use these magnets on surfaces made of wood, paper, plastic, cardboard and even metal.
Having an adhesive backing simplifies the installation process making it quick and easy. This property is especially useful where you want no drilling or screwing.
Self-adhesive neodymium magnets usually have a thin profile allowing use where you have space limitations. They can also feature in applications requiring the magnet to be out of sight or hidden.
You can get self-adhesive neodymium magnets in various custom shapes and sizes to suit your application. You can cut these magnets into desired shapes or stamp them as needed.
Removable and Reusable
Having the adhesive backing allows you to easily remove the magnets and reposition them. Use of this feature is essential where flexibility is desired in terms of application.