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Rubber cutting

Principle of die-cutting

Prepare the raw material

The first step is to prepare the rubber sheets. Either you can buy them in the format of standard sheets, or you can mold them using a mold we have of 320 x 320 mm plates.

Design the die-cutting tool

A die-cutting tool is a metal cutting tool, often made from hardened steel, designed to cut specific shapes.

Cutting process

The die-cutting tool is installed in a press. The rubber plate is positioned under the die-cutting tool. When the press is activated, the die-cutting tool is pressed against the rubber plate with sufficient force to cut the desired shape. The cutting edge of the die-cutting tools cuts cleanly through the rubber, detaching the required shape from the main plate.

Advantages of die-cutting

The elastomer die-cutting process offers several advantages over elastomer molding processes: speed, flexibility, reduced costs, simplicity of use and flexibility.

Easy to use : The die-cutting process is simple to implement and requires cheap equipment.

Adaptability: Die-cutting is particularly well suited to small and medium production runs, where frequent reference changes are necessary. It can also process a variety of types of elastomer and composite materials with little or no modification to the equipment.

Quality: die-cutting reduces burrs, whereas molding processes systematically produce burrs that can generate pollution and non-compliance.

Speed and efficiency: The design and production of dies is significantly faster than that of molds.

Design flexibility: Die-cutting enables the production of complex and varied shapes without the need for major tool modifications.

Production costs: The cost of cutting tool is always much lower than that of mold. In addition, maintenance and replacement costs for cutting tools are also lower. This makes the cutting process more economical in terms of initial investment.

In summary, the elastomer die-cutting process offers significant advantages compared with molding, particularly in terms of speed, flexibility, investment costs, quality and simplicity of use. This method enables efficient, accurate and cost-effective production, making it the preferred choice for many industrial applications.

Function of parts: stamped parts provide sealing, damping and anti-vibration functions.

Some examples of Chevalier, Cleret and Eltec products

NBR sealing ring

rondelle d’étanchéité

NBR sealing washer

amortisseur fin de course

Shock absorber

Cutting tool

Detail of the cutting tool

Learn more about cutting elastomers

Don’t hesitate to contact us using the form if you have any questions or a project to complete.