How Does a Metering Pump Work?

  • Дата Публикации: 23-02-22

How Does a Metering Pump Work? Metering pumps, also called dosing pumps, are pumps that are designed to dispense specific amounts of fluid and measured flow control. They use expanding and contracting chambers to move the liquids. Metering pumps also have…

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What is covered yarn?

  • Дата Публикации: 23-02-22

What is covered yarn? Covered yarns – yarns that consist of at least two yarns. The yarn that is wrapped around gives the looks whereas the core (the fine wire) still provides the functionality (like conductivity). What is spandex used for? Spandex is…

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Wear in Injection Molds: To Float or Not to Float

  • Дата Публикации: 23-02-22

Wear in Injection Molds: To Float or Not to Float One of the most difficult and challenging mold design issues is how to reduce or eliminate wear in injection molds. After all, the more wear that occurs, the higher the mold repair costs and/or the shorter…

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High-Temperature Grease Guide

  • Дата Публикации: 23-02-22

High-Temperature Grease Guide There are many criteria to consider when selecting a high temperature grease for hot, grease-lubricated equipment. The selection must include consideration of oil type and viscosity, oil viscosity index, thickener type,…

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How does an hourglass measure time?

  • Дата Публикации: 23-02-22

How does an hourglass measure time? The sand timer hourglass is sometimes referred to as a sand clock or a sandglass. Like other timepieces, it needs to be carefully calibrated. The hourglass maker must test the instrument and fine tune it to measure the…

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