Raptorex Knowledge Base
Practical guides on CNC milling, bit selection and material processing. Every article is written with Raptorex Mini and Pro series users in mind.
CNC Router vs CNC Mill: What's the Difference?
The real difference between a router and a mill: frame and flex. Why routers chatter under load and mills don't. Which is for which job? Why Raptorex is a mill.
Read → Material GuideWhich Machine Cuts Which Material, and How?
Material-based bit + spindle speed + feed + depth-of-cut tables for Mini V2, Mini V3, Pro and Pro V2: wood, acrylic, Delrin, EVA, 7075 aluminum, brass, steel and more.
Read → MillingEnd Mill Selection for Metal Cutting
Pick the right bit with flute count, HSS/carbide, coating and helix angle; calculate spindle speed and feed for your machine.
Read → CoolingPreparing and Managing Cutting (Coolant) Fluid
What to put in the tank: cutting fluid types, mixing ratios, water quality, checking with a refractometer and maintenance that extends fluid life.
Read → CoolingManual / Spray Cooling — CNC Cutting Without a Module
For those working without a tank: isopropyl alcohol, WD-40 and spray methods — what to use on which material, how to apply it and safety.
Read → Machine TechnologyThe Importance of Electronics Design in CNC Manufacturing
How the control board → driver → motor chain determines precision; the invisible role of noise immunity, power management, safety and reliability.
Read → Material ProcessingMachining EVA Foam on a CNC
Cutting EVA foam for cosplay, case inserts and drone parts: the right bit, spindle speed/feed, preventing melting and workholding.
Read → Material ProcessingMarble and Natural Stone: What Can You Do on a CNC?
The limits of marble engraving/scoring: diamond tools (diamond drag), water/dust management and parameters; why granite and deep carving are not feasible.
Read →