1、Electret An electret is a dielectric material that stores charge for a long period of time. The charge stored may be a real unipolar charge injected from the outside, a dipole charge formed by the...

At present, melt-spray non-woven fabric has been widely used in the field of filter materials. Since the 1970s, various kinds of charging technology and electrification technology by mixing different...

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What are the commonly used heating equipment and heating elements in drying industry? Let's talk about it today。Commonly used electric equipment 1 far infrared drying oven drying industry princip...

What are the advantages and disadvantages of electric nano heating wall hanging furnace and electric heating floor heating central air conditioning? Today, we will introduce the difference between ele...

What kind of heat conduction oil furnace have? Coal-fired electric heat conduction oil furnace heat conduction oil furnace electric heat conduction oil furnace gas heat conduction oil furnace vertical...