Creality K1 / K1 MAX Ceramic Heating Block Kit NEW Upgrade 300°C High Tem/Flow Printing Uniform Feeding for K1/K1MAX 3D Printer Feature: High Thermal Conductivity High Flow Printing 300°C High Temperature Resistance Easy to install Product Parameters: Nozzle:0.4mm Weight:24g Compatible Filaments:PLA,ABS, PETG,TPU,PP,PC,nylon, etc. Support Filament Diameter :1.75+0.05mm Ceramic Heating Power :60W Compatible Models:K1 / K1 Max Ceramic Heating Block Kit High Thermal Conductivity Ceramics Higher Temperature Resistant and Faster Speed High Thermal Conductivity Uniform Heating Powerful 60W ceramic heating ring improves heating efficiency, more uniform heating and faster heat transfer. Large Hot Melt Section and High Flow Support 600mm/s High-speed Printing The overall hot melt section is increased by 30% (The hot melt section length is 28.5mm), supporting 600mm/s high-speed printing. All-metal Heat Break High Temperature Resistance Up to 300 ℃ Processing Upgrade for Better Printing The heat break is made of titanium alloy, with an extremely thin wall thickness of 0.25mm for excellent heat insulation performance.Nozzle inner wall roughnesss Ra0.4, smoother feeding Compatible with K1, KIMax Product Display