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 Workholding & Vise Selection
Holding small metal parts right: which part to hold with which method, vise types, low-profile choices for desktop CNCs, soft jaws and table mounting.
Read → Machine TechnologyCNC 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 →