3d printer heater block: Inner hole for set screw: M6 and M3 (heat pipe and thermocouple).
12V 40W 620 Ceramic Cartridge Heater: Resistance: Material: 304 stainless steel; Lead wire: 0.3 square; 2080 high temperature resistant high quality oxide powder.
NTC 3950 100K Thermistor: For 3D printers: use TEMP_SENSOR 11 in Marlin firmware; Resistance value at 25°C=100K;
Cartridge Heater: The solids, liquids, and gases need to be heated by cartridge heater, transmit heat quickly by conduction if the producer of the heat (the cartridge) is in direct contact with the heat sink (any solid, liquid, or gas); Widely used for manufacturing plastic and rubber parts in the car industry or in the food processing industry, etc
We have a strong after-sales team, if you have any questions, please feel free to email us. Click on "MakerHawk-US",then "Ask a question".We will reply to you as soon as possible. Thank you for your cooperation!