What is a triform spread rivet?

A triform spread rivet, also known as an umbrella or trefoil rivet, is a special type of blind rivet designed for joining soft, porous materials. When installed, the rivet spreads at the back into three equal parts, providing a firm and even clamping force.

Applications

These spread rivets are ideal for various applications, including:

• Mounting plastic elements : Ensures reliable fastening without damaging the material.
• Attaching wooden parts : Creates a strong connection in wood and similar materials.
• Caravan construction : Suitable for mounting interior and exterior parts.
• Attaching upholstery : Ideal for securing fabrics or other upholstery materials.

Technical specifications

• Rivet diameter : 4.8 mm
• Rivet length : 16 mm
• Clamping range : 1.0 - 3.0 mm
• Sleeve material : Aluminum
• Mandrel material : Aluminum
• Head shape : Dome head

Advantages of aluminum spread rivets

• Lightweight : Aluminum provides a light yet strong connection.
• Corrosion resistant : Resistant to rust, ideal for outdoor applications.
• Easy installation : Can be installed quickly and efficiently with standard tools.

Installation instructions

1. Preparation : Drill a hole with a diameter of 5.2 mm in the material to be joined.
2. Placement : Insert the spread rivet through the drilled hole.
3. Fastening : Use a suitable blind rivet tool to pull the rivet until the mandrel breaks off.

Why choose this spread rivet?

• Strong connection : The triform spreading provides even clamping force, even in soft materials.
• Versatility : Suitable for various applications in the automotive and construction sectors.
• Durability : Made from high-quality materials for long-lasting performance.