High Quality Gaskets for Lighting Fixtures

khudson • March 10, 2021

There are two major factors when you think about high quality gaskets for lighting fixtures: the application process and the gasket itself.

Remember trying to caulk around the edge of a bathtub, you know how difficult it is to produce a smooth, even bead that seals well. You need a steady hand, even pressure on the trigger and constant tube speed. In the end, you need the help of a Popsicle stick, putty knife or the ever-practical finger.

Now imagine trying to lay a bead of gasket in the channel of a light fixture. The height, width and location of the gasket must be very accurate. If not enough, too much or if it’s applied in the wrong spot, you’ll get a poor seal.

Popsicle sticks are not an option. This is a job for a six-axis robot. With their agility, speed and long reach, six-axis robots are ideal for dispensing gaskets for varying shapes and sizes like our CT2 housings with tight corners or our CT-Round with its circular shape. A six-axis robot can apply a continuous gasket to confined and rolling areas.

Flexibility is a big advantage of using six-axis robots for dispensing. The one or two additional axes of motion enable the robot to handle any part geometry that may be around the corner.

The quality of the gasket material is important factor. Our gaskets have the following:

  • Two-component polymer systems based on polyurethane
  • Temperature resistance, long-term: from -40 to +100°C; short-term: +140°C
  • Chemical resistance to fats and oils, detergents, aqueous solutions, etc.
  • Outstanding physical properties such as compression set, tensile strength, elongation at break, etc.
  • Low water absorption
  • UV-resistant
  • Excellent adhesion to a wide variety of substrates
  • Compression rate: 30 – 60%

These two important elements make our gaskets the best in the industry.

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