3M™ Bumpon™ SJ5027 Adhesive Bumper

3M™ Bumpon™ SJ5027 adhesive bumper: high-performance protection and cushioning

The 3M™ Bumpon™ SJ5027 adhesive bumper protects your surfaces against impacts, scratches, and vibrations. Compact and discreet, it installs in seconds thanks to its high-performance adhesive backing.

Made of flexible polyurethane, it absorbs repeated impacts without deforming or peeling off over time.

Ideal for industry, electronics, and interior design, the SJ5027 is a reliable solution available from Dagobert Industrie.

Presentation of the 3M™ Bumpon™ SJ5027 adhesive bumper

The 3M™ Bumpon™ SJ5027 adhesive bumper is a protective pad made of transparent polyurethane, designed to cushion impacts, reduce vibrations, and protect sensitive surfaces.

Its integrated double-sided acrylic adhesive ensures quick and durable bonding on most clean and smooth surfaces: metal, glass, plastic, and lacquered wood.

The hemispherical profile of the SJ5027 allows it to effectively absorb repeated impacts without permanent deformation. It is a discreet and aesthetic solution, ideal when the transparency of the pad is an important criterion.

Technical characteristics and dimensions of the SJ5027

The SJ5027 has a diameter of 9.5 mm and a height of 3.2 mm. Its compact dome profile is suitable for applications where space must remain minimal.

Here are its main characteristics:

• Material: thermoplastic polyurethane (TPU)
• Color: transparent
• Diameter: 9.5 mm
• Height: 3.2 mm
• Fixing: integrated acrylic adhesive
• Operating temperature: -40 °C to +70 °C
• Resistance: UV, oils, common solvents

The SJ5027 stands out for its compact format and transparency, making it the preferred choice for applications where the pad must remain virtually invisible on the protected surface.

Materials and properties of the Bumpon™ SJ5027: why this polyurethane makes a difference

The Bumpon™ SJ5027 is made of thermoplastic polyurethane (TPU). This material is not a trivial choice: it combines properties that neither silicone nor PVC manage as well.

TPU absorbs shocks and vibrations gradually. It does not deform permanently under repeated load, unlike some low-end foams or elastomers.

Its abrasion resistance is significantly superior to that of silicone. It also withstands temperatures ranging from -40 °C to +70 °C, which makes it usable in various environments, from consumer electronics to industrial equipment.

The back of the SJ5027 is equipped with a high-performance 3M acrylic adhesive. Bonding is immediate and durable, even on smooth surfaces such as glass, painted metal, or ABS plastics.

Here is a quick comparison with other common adhesive bumpers:

The SJ5027 is therefore the right choice when looking for mechanical durability and long-term adhesive holding, without compromising on resistance to negative temperatures.

Applications and areas of use for the 3M™ SJ5027 bumper

The 3M™ Bumpon™ SJ5027 adhesive bumper is a versatile solution designed to protect surfaces and absorb shocks in many industrial and domestic sectors.

Its transparent hemispherical shape and high-performance acrylic adhesive allow it to adapt to a wide variety of surfaces: metal, plastic, glass, lacquered wood.

Here are the main areas where the SJ5027 is naturally essential:

• Consumer electronics: non-slip feet under casings, remote controls, chargers, and office devices
• Furniture and interior design: protection for worktops, shelves, and cupboard doors against bumps and scratches
• Industry and equipment: cushioning under hoods, control panels, and electrical enclosures
• Packaging and transport: holding and protecting sensitive parts during packaging
• Home automation and security: door stops, protection for walls and door frames against handle impacts

The transparency of the Bumpon™ SJ5027 is a major asset: it remains discreet on neat or design surfaces, without altering the aesthetics of the finished product.

Its flexible urethane effectively absorbs repeated vibrations, which extends the lifespan of protected surfaces and reduces contact noise.

Comparison: SJ5027 against other 3M™ Bumpon™ references

Comparison table for SJ5027, SJ5317, and SJ6032

The 3M™ Bumpon™ range includes several references with different profiles. Here is how the SJ5027 positions itself against the SJ5317 and the SJ6032.

The SJ5027 is the reference to choose when you need significant cushioning on surfaces subject to repeated shocks.

The SJ5317 is better suited for light applications where space is limited. Its reduced diameter makes it ideal for electronic enclosures or small devices.

The SJ6032, with its square shape, offers a wider contact surface. It is preferred for panels and furniture where stability takes precedence over pure cushioning.

In summary: for intensive use with high mechanical stress, the SJ5027 remains the most suitable choice in the Bumpon™ range.

Installation and implementation of the 3M™ Bumpon™ SJ5027 adhesive bumper

Installing the Bumpon™ SJ5027 requires no tools. The pad is delivered with a high-performance acrylic adhesive already in place, protected by a liner to be removed just before application.

Start by cleaning and degreasing the installation surface. Dust, oil, or residual moisture significantly reduce adhesion. Simple cleaning with isopropanol is sufficient in most cases.

Remove the liner, position the pad, and press firmly for 5 to 10 seconds. The bond is immediate, but maximum strength is reached after 24 to 72 hours of curing at room temperature.

The SJ5027 adheres to most smooth surfaces: metal, glass, ABS plastic, PC, varnished wood, melamine. On porous or textured surfaces, grip may be reduced.

Some best practices to remember:

• Recommended application temperature: between +10 °C and +38 °C
• Avoid any mechanical stress in the first few hours
• Do not apply to wet or freshly painted surfaces
• For difficult surfaces, a 3M™ adhesion promoter can improve bonding

Once installed, the polyurethane SJ5027 pad withstands repeated compression cycles without peeling or deforming permanently. This is one of the strengths of this reference compared to lower-end silicone or EPDM bumpers.

FAQ - 3M™ Bumpon™ SJ5027 adhesive bumper

1. Which surfaces does the SJ5027 bumper adhere to properly?

The SJ5027 adhesive bumper applies to most clean, dry, and smooth surfaces: metal, glass, rigid plastic, varnished wood.

It is not suitable for porous, greasy, or highly textured surfaces. Pre-degreasing significantly improves durability over time.

2. What is the difference between the SJ5027 and other Bumpon™ references like the SJ5012 or SJ5023?

Bumpon™ references are distinguished by their geometry and height. The SJ5027 offers a hemispherical profile with a height and diameter adapted for moderate cushioning.

The SJ5012 is lower and more discreet, ideal for small electronic devices. The SJ5023 offers a wider support surface, better suited for distributed loads.

3. Does the SJ5027 bumper resist heat and common chemicals?

Made of transparent polyurethane, the SJ5027 withstands temperatures ranging from approximately -40 °C to +70 °C. It is resistant to light oils and standard household cleaners.

However, prolonged exposure to strong solvents may alter the adhesive. In aggressive environments, it is better to check chemical compatibility before application.

4. Can the bumper be removed and repositioned after sticking?

No. The acrylic adhesive of the SJ5027 is designed for permanent fixing. Once placed and pressed, the bumper is difficult to remove without leaving residue.

If you need a repositionable solution, look for bumpers with mechanical fastening or products with removable adhesive.

5. What are the typical applications of the SJ5027?

The SJ5027 is used in many sectors: consumer electronics, furniture, light industrial equipment, plastic enclosures, and metal lids.

It protects contact surfaces, reduces vibrations, and dampens slamming noises. It is a quick and simple solution to implement without special tools.

6. How to properly install the SJ5027 bumper to ensure optimal adhesion?

Start by cleaning and degreasing the surface with isopropyl alcohol. Let it dry completely before placing the bumper.

Remove the protective film, position the bumper, and press firmly for a few seconds. Wait 24 hours before subjecting the bond to significant stress.