Why does the Heating Tube of the Electric Oven Heat up but the Tube is not Red? If the surface of the heating tube in the oven does not turn red when it is energized, it means that the heating tube is not working. 1. You can first check whether there is a problem with the wiring, if there is a...

Selection of the Heating Tube of the Steamer The heating tube is a seamless metal tube (carbon steel tube, titanium tube, stainless steel tube, copper tube) filled with electric heating wire, the gap part is filled with magnesium oxide powder with good thermal conductivity and insulation, and...

What is the Reason that the Heating Plate of the Induction Cooker does not Heat Up? There are many reasons why the induction cooker does not heat up: One is external reasons: Including the external grid voltage is higher or lower than the operating voltage range of the induction cooker, then the...

What is the Function of a PTC Component on the Air Conditioner? PTC acts on the air conditioner and is a positive temperature coefficient semiconductor heating device. Generally speaking, it is a ceramic electric heater, which is used for electric heating when the air conditioner is heating....

Correct Usage of Heating Tube When the power is first input, the voltage should not exceed 10% of the rated voltage marked on the various electric heating tubes. If it is applied to a voltage lower than the rated voltage, the heat generated by the stainless steel electric heating tube will also...

How to install the hot runner? 1) After checking that the mold size is consistent with the design drawing, spray the nozzle sealing surface and the nozzle mounting datum support surface with red lead, and then lightly install it into the mold. After confirming that the hot runner nozzle is...

What is the principle of the electric heating plate of the rice cooker? 1. Heating plate: This is the main heating element of the rice cooker. This is an aluminum alloy disc with an electric heating tube embedded, and the inner pot is placed on it, and you can see it after removing the inner...

What is the reason for the hot coil of the solenoid valve? The coil of the solenoid valve is hot, which is the reason that the solenoid valve works too frequently and can be used continuously. Solenoid valves are the basic components of automation used to control fluids. They belong to actuators...

Precautions for Installation of Heating Belt 1. Before Installation The anti-rust and anti-corrosion coating should be dry, no burrs and sharp corners on the pipeline, no damage to the hot surface of the electric belt, and the insulation resistance of the heating belt should be ≥20MΩ (1000VDC)....

PTC heater sub-heating principle: 1. PTC ceramic heater based on heat conduction. Its characteristic is that the electrode plate (electrical conductivity and heat transfer) and insulating layer (electrical insulation and heat transfer) are installed on the surface of the PTC heating element....

Common problems and causes of stainless steel thick film heating tube components. 1. The incoming material has poor pressure resistance. At present, some of the new thick film heating tube suppliers on the market are prone to this problem. The possible reasons are that the number of printed...

The Principle of PTC Heating Element Principle: 1. The PTC heating element is composed of PTC ceramic heating element and corrugated aluminum strip through high temperature bonding. 2. The PTC heater has the advantages of low thermal resistance and high heat exchange efficiency. It is an...

What is the difference between an air heater and a finned tube? The air electric heater is a heat exchange device that converts into heat energy. It has the advantages of convenient energy supply, compact structure, automatic temperature control, easy installation and maintenance, and no...

How does the temperature controller work? Through the electrical signal fed back by the temperature probe or thermocouple, the temperature controller converts the obtained electrical signal into a temperature value, and according to the set temperature value, controls the heater on and off to...

What is the heating device used in the drum washing machine? The heating device is an electric heating tube for washing. In order to improve the washing effect of the washing machine, the drum washing machine is usually washed with heating. The outer wall of the heater is made of stainless steel...

Induction cooker heating plate structure The induction cooker uses the heating plate to generate electromagnetic induction, which makes the iron pots produce high-frequency eddy current heating. The heating plate is composed of a heating plate coil and a heating plate tray. Heating coil 1....

How to distinguish whether the electric heating tube is dry-fired or put it in the water? 1. Different structure The most commonly used liquid electric heating tubes are threaded single-head electric heating tubes, U-shaped or special-shaped electric heating tubes with fasteners, and flanged...

What is the difference between ceramic heating and metal heating? 1. Different materials Ceramic heating uses PTC heating element, and metal heating is the heating wire inside the heating core to conduct heat to the metal tube. 2. Different insulation properties Ceramic heating is...

Industry Application Characteristics of Single-Head Tube The heating element based on the single-head tube has developed rapidly in recent years. It has been widely used in the industrial field and in the field of civil electrical appliances, and can be seen everywhere in people's daily...

What is the function of the hot runner? The hot runner is heated to ensure that the plastics in the runner and gate remain molten. Since there is a heating rod and a heating ring near or in the center of the runner, the entire runner from the nozzle exit of the injection molding machine to the...