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Anti-Adhesive Coating for Tuning Fork Liquid Level Switches

Anti-Adhesive Coating for Tuning Fork Liquid Level Switches

Anti-Adhesive Coating for Tuning Fork Liquid Level Switches

Product catalog summary
Introduction
Tuning Fork Liquid Level Switches are utilized in various industries such as chemical, petrochemical, food and beverage, production process monitoring, and water treatment. These switches are particularly effective in environments where fluidity and low viscosity are present, such as in the chlor-alkali industry.
Challenges and Solutions
In industries like detergents, where products are viscous and have weak fluidity, Tuning Fork Liquid Level Switches can become wrapped by products during long-term operations. To address this, Jiwei Automations has developed an anti-adhesive coating for the fork tines, enhancing their performance in extreme conditions. This coating, typically made of Teflon, is applied only to the fork tines and does not affect the resonance state of the switch.
Technical Specifications
The Tuning Fork Level Switch operates with fork tines driven by a piezo-crystal assembly, oscillating at a natural frequency of about 1200 Hz. This design provides excellent anti-adhesive capabilities, ensuring reliable operation even with slight product adherence.
Applications
Jiwei's Tuning Fork Liquid Level Switches have been successfully implemented in the spray painting industry for glue level control in automotive shock absorbers and metal rubber parts, receiving positive feedback from customers.
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Catalog excerpts

Anti-Adhesive Coating for Tuning Fork Liquid Level Switches-1

Anti-Adhesive Coating for Tuning Fork Liquid Level Switches Tuning Fork Liquid Level Switches can be found in applications such as chemical and petrochemicals, food and beverage, production process monitoring and water treatment. In practical applications, working conditions vary widely in different industries, also the products’ properties. For example, in the chlor-alkali industry, alcohol is a kind of raw material during the production process. Tuning Fork Liquid Level Switch is an ideal measurement choice for the fluidity and low viscosity of product property. But in the detergent industry, some chemical products are very viscorous and in weak fluidity, when in long-term operation, low level mounted Tuning Fork Liquid Level Switches may be wrapped by the products without any coating. Tuning Fork Level Switch comprises fork tines which are driven by a piezo-crystal assembly to oscillate at its natural frequency. The fork tines are typically factory calibrated and precisely tuned to reach a resonance state. The vibration frequency of the fork body is about 1200 Hz, with excellent anti-adhesive ability. Slight hanging usually does not affect its normal operation. Shenzhen Jiwei Automations Ltd.

 Open the catalog to page 1
Anti-Adhesive Coating for Tuning Fork Liquid Level Switches-2

However, for extreme working conditions, severe hanging has a significant impact on the vibration of the tines. To solve the problem, Jiwei enhanced the anti-adhesive ability by coated a layer of coating on the surface of the fork tines, combining the high mechanical and thermal stability of sliding surfaces with the superior performance. Anti-adhesive coating for Tuning Fork Liquid Level Switch is usually made of Teflon, which is different from the anti-corrosion coating sprayed on the wetted part. The anti-adhesive coating is only sprayed on the fork tines, the thickness of the coating layer...

 Open the catalog to page 2
Anti-Adhesive Coating for Tuning Fork Liquid Level Switches-3

In the spray painting industry, the inner surfaces of automotive shock absorbers and metal rubber parts need to be coated with glues, for these cases, Jiwei Tuning Fork Liquid Level Switch now successfully operated in glue level control, and has been well recognized by customers. Shenzhen Jiwei Automations Ltd.

 Open the catalog to page 3

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