Top CR10 Heat Block Plated Copper Aluminum Brass 3D Printer Parts Bimetal Heat Break CR10 Throat For Ender 3 CR10S Hotend Plated Copper-Alloy Heater Block These blocks are engineered for ultimate high temperature performance. Made from a special high temperature copper-alloy with a softening point of well above 500°C (compared to aluminium blocks which begin to lose integrity beyond 350°C), and much-increased thermal conductivity these copper blocks are perfect for high temperature applications while working perfectly with everyday filaments like PLA, ABS and spoolWorks EDGE. In addition to high temperature performance these blocks have an advanced nickel based plating, this plating considerably reduces the adhesion of plastic to the block. This is great for everyday filaments keeping things clean and shiny, but is particularly important at temperatures above 300°C where a silicone sock can't be used. Use these blocks with our plated copper nozzles for the ultimate extrusion pairing! Product name :CR10 official heating block & Bimetal Throat Porduct process:CNC Applicable models:For Creality CR10/CR10S/CR10 S5/CR10 MINI/CR10 S4 /Ender 2/Ender 3/Ender 5/TronXY X5S/etc.