This ceramic heating block quick change nozzle kit is designed specifically for the Creativity K1C high-speed 3D printer. It adopts an all metal integrated design, making the disassembly and assembly of the nozzle and thermal circuit breaker more convenient and fast. In terms of material upgrading, the thermal circuit breaker is made of titanium alloy, and the nozzle is composed of copper alloy and hardened steel, which can be used for printing various fine wires, such as PLA, ABS, PETC, TPU, etc. In addition, it also adopts a high thermal conductivity ceramic heater, which can achieve uniform heating and support high-speed printing. At the same time, meticulous craftsmanship and design ensure a smooth and unobstructed inner wall, reducing the possibility of blockage and leakage. Both professional users and beginners can easily start a high-quality 3D printing experience