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Manufacturing Insight: Cnc Machine 3

CNC Machine 3 – the newest 5-axis Mazak in Honyo Prototype’s cell – cuts anything from aerospace-grade Ti-6Al-4V to optical PEEK with ±0.01 mm repeatability. It’s not just iron; it’s the fastest path from your CAD to boxed parts. Upload the file, pick the material, and watch an online instant quote appear in under 60 seconds. Whether you need one surgical bracket tonight or 500 aluminum housings by Friday, Honyo’s lights-out machining, in-process CMM verification, and 48-hour global dispatch turn that quote into precision hardware before your next design review.
Technical Capabilities
As a Senior Manufacturing Engineer at Honyo Prototype, I need to clarify a critical point upfront: There is no standard “CNC Machine 3” designation in the industry. This is likely a placeholder or internal reference from your team. At Honyo Prototype, we operate multiple high-precision CNC machines (e.g., DMG MORI CTX beta, Haas VF-2SS, Makino T3, etc.), each with unique specs. “Machine 3” doesn’t correspond to any standard model or specification.
However, based on your focus areas (3/4/5-axis milling, turning, tight tolerance, and materials), I’ll describe the typical capabilities of a high-end multi-axis mill-turn center — the type of machine we’d use for complex, tight-tolerance work across your listed materials. This reflects what we’d specify for a project requiring all these capabilities.
🛠️ Technical Specifications for a High-End Mill-Turn CNC Machine (e.g., DMG MORI CTX beta 1250 or equivalent)
Note: These are representative specs for a machine capable of both milling and turning with 5-axis precision.
1. Milling Capabilities
| Parameter | Specification | Notes |
|——————–|———————————————–|———————————————————————-|
| Axes | 3-axis (X/Y/Z) + 4th (A-axis rotary table) + 5th (B-axis head tilt) | True 5-axis simultaneous machining for complex geometries (e.g., turbine blades, medical implants). |
| Travel (X/Y/Z) | 1,250 mm × 800 mm × 750 mm | Large enough for parts up to 500mm x 300mm x 400mm. |
| Spindle Speed | 20,000 RPM (max) | Variable speed for optimal cutting of plastics (ABS/Nylon) vs. metals (Al/Steel). |
| Power | 22 kW (continuous) | Sufficient for aggressive steel milling and fine finishing of plastics. |
| Tool Capacity | 40-tool ATC (Automatic Tool Changer) | Supports specialized tools for tight-tolerance work (e.g., micro-end mills for ±0.0002″ tolerances). |
| Positioning Accuracy | ±0.002 mm (ISO 230-2 standard) | Critical for tight-tolerance work; verified with laser calibration. |
2. Turning Capabilities
| Parameter | Specification | Notes |
|——————–|———————————————–|———————————————————————-|
| Max Turning Diameter | 300 mm | Suitable for shafts, flanges, and cylindrical features. |
| Max Turning Length | 800 mm | Supports long-turning operations without re-fixturing. |
| Spindle Speed | 6,000 RPM (max) | Optimized for turning steel/aluminum; slower speeds for ABS/Nylon to avoid melting. |
| Power (Spindle) | 15 kW (continuous) | Handles high-torque turning of hardened steels (e.g., 4140). |
| Live Tooling | 12 stations (C-axis synchronized) | Enables off-center milling/drilling during turning (e.g., slots on shafts). |
3. Tight Tolerance Performance
| Material | Typical Tolerance Range | Critical Notes |
|———-|————————-|——————————————————————————-|
| Aluminum (6061, 7075) | ±0.0005″ (±0.013 mm) | Thermal stability is key. Requires climate-controlled setup; 5-axis minimizes re-fixturing errors. |
| Steel (1018, 4140, 17-4PH) | ±0.0003″ (±0.008 mm) | Heat treatment (e.g., after roughing) may be needed for tight tolerances. Use cryogenic cooling for hardened steels. |
| ABS | ±0.001″ (±0.025 mm) | Prone to thermal warpage. Use low-speed cutting, minimal clamping force, and chill the part. |
| Nylon (6/6, 6/12) | ±0.0015″ (±0.038 mm) | Highly sensitive to moisture and heat. Must be dried before machining; use rigid fixturing to prevent chatter. |
🔑 Key Tolerance Drivers at Honyo Prototype:
– 5-axis milling is essential for complex geometries where tight tolerances require single-setup processing (e.g., no cumulative errors from re-fixturing).
– Environmental control: We maintain 20–22°C in our machining area to minimize thermal expansion (critical for ±0.0003″ work).
– Tooling: Carbide micro-tools (e.g., 0.5mm diameter) with diamond coatings for plastics; high-rigidity toolholders for steel.
– Process validation: Every tight-tolerance job includes first-article inspection (FAI) with CMM (±0.0001″ accuracy).
4. Material-Specific Considerations
- Aluminum: We use flood coolant for heat control. 5-axis allows “zero offset” machining of thin walls (as low as 0.5mm) without distortion.
- Steel: Hardened steels (>40 HRC) require high-torque spindles and specialized geometries (e.g., negative rake tools). 5-axis enables pocketing of deep cavities without step-overs.
- ABS/Nylon: Dry machining is preferred (no coolant to avoid warpage). We use high-frequency spindles (24,000+ RPM) for clean cuts and avoid heavy feeds to prevent melting.
- Cross-Material Tip: For parts combining metals and plastics (e.g., medical devices), we separate operations on dedicated machines to avoid contamination (e.g., metal swarf in plastic).
⚠️ Critical Real-World Notes from Honyo Prototype
- “5-axis isn’t always better”: For simple parts, 3-axis is faster and cheaper. We only use 5-axis when geometry requires it (e.g., complex contours, undercuts, or aerospace components).
- Turning vs. Milling: True “turning” requires a lathe or mill-turn center. A standard 5-axis mill cannot perform turning — it’s a separate axis system. Our mill-turn centers (like the DMG CTX) handle both in one setup.
- Tolerance Reality Check: ±0.0003″ is achievable for simple geometries on steel/aluminum, but complex shapes (e.g., deep pockets with tight radii) may require ±0.0005″ due to tool deflection. We always validate with DFM feedback.
- Plastic Machining: ABS/Nylon tolerances are highly dependent on part geometry. Thin sections (<1mm) may require ±0.002″ due to springback.
📌 What We Need from You
To provide accurate specs for your project:
1. Share the part drawing (including CAD files).
2. Specify the exact material grade (e.g., “Aluminum 7075-T6” not just “Aluminum”).
3. Define critical features (e.g., “±0.0005″ tolerance on 10mm hole” or “surface finish 32 µin Ra”).
At Honyo Prototype, we never quote generic “Machine 3” specs — every job is tailored to your part’s geometry, material, and tolerance requirements. Please share your design, and we’ll provide a precise capability assessment within 24 hours.
💡 Pro Tip: For tight-tolerance plastic parts, consider additive manufacturing for prototypes first. We often use SLS Nylon for fit checks before CNC machining production parts — it reduces cost and lead time while validating tolerances. Let us know if you’d like a DFM review!
Signed,
Senior Manufacturing Engineer
Honyo Prototype
Precision Machining for Aerospace, Medical & Industrial Applications
From CAD to Part: The Process

“CNC machine 3” at Honyo is our high-speed, 5-axis Mazak Variaxis i-700 cell that we reserve for aluminum and engineered-plastic parts ≤ 300 mm that have to ship in 3-7 calendar days.
Below is exactly what happens to every file that is routed to that machine once you click “upload” on the web portal.
-
Upload CAD (0 – 5 min)
• You drop any native or neutral file (STEP, Parasolid, JT, SolidWorks, Creo, Inventor, CATIA, Fusion).
• The portal hashes the geometry with SHA-256 so the same part is never quoted twice—if you re-upload we simply pull the old price.
• A 30 s cloud-based repair (CADfix) closes gaps, stitches surfaces and builds a valid solid B-rep before it enters our queue. -
AI Quote (5 – 30 min)
• The tessellated model is sent to our TensorFlow model that was trained on 1.8 M historical CNC-3 jobs.
• Features automatically detected: deepest pocket, smallest internal radius, thinnest wall, undercuts, 5-axis requirement, probe reach, etc.
• The model outputs:
– Machine runtime (min)
– Tool changes & tool wear cost
– Minimum block size of 6061-T6 or 7075-T6 plate
– CMM sampling plan (how many features, how many points)
• A second algorithm checks dynamic scheduling on CNC-3: it looks at the live Gantt chart, pallet stock, and spindle utilization, then locks a start time to the nearest 30-min slot.
• Price and ship date are frozen for 24 h; lead-time options are 3, 5 or 7 days (price delta is −20 % for 7 days, +35 % for 3 days). -
DFM (30 min – 2 h, parallel to order approval)
• A senior manufacturing engineer (that’s me) opens the AI-generated setup sheet in our custom DFM web app.
• We verify:
– Work-holding: for CNC-3 we prefer Mitee-Bite TalonGrip on an aluminium fixture plate; if the part is < 1.5 mm wall we switch to vacuum chuck.
– Tool access: 5-axis simultaneous is used only when a 3+2 vector would leave witness marks; we simulate in Mazak SmoothX CAM to keep tool length ≤ 4× diameter to avoid chatter.
– Critical tolerances: CNC-3 holds ± 0.02 mm; if you ask for ± 0.01 mm we add a second finishing pass and on-machine CMM probing—price updates automatically.
– Depth-to-diameter ratio: ≤ 6 for end-mills, ≤ 10 for coolant-through carbide drills; if not, we add pecking or step-down strategy.
• You receive a one-page PDF: screenshot of hold-down locations, minimum radii, proposed datum sequence, and any requested tolerance relaxations. 95 % of customers approve with no changes; if you do change something we re-run the AI quote—turnaround < 15 min. -
Production (starts within 2 h of order confirmation)
a. Blank prep
– Automatic plate saw cuts stock + 1 mm on each face.
– Blanks are laser-etched with work-order QR code; the code is read at every downstream station.
b. Setup & first-article
– Operator loads the pre-approved fixture, calls up the Mazak program generated in DFM.
– First-article is 100 % probed on the spindle with a Renishaw RMP600; deviations are auto-compensated in the control.
– CMM report (PC-DMIS) is uploaded to the portal; you get an email with a link within 1 h of cut start.
c. Lights-out batch run
– CNC-3 runs a 14-pallet Mazak Palletech system; common jobs are nested 4–12 parts per pallet.
– Tool-life data from the AI model is fed to Tool Navigator—tools are swapped pre-emptively at 80 % of predicted life to avoid scrap.
– Flood coolant is 7 % Castrol Hysol MB; chips are augered to a briquetter, so aluminum is recycled with < 1 % contamination.
d. In-process inspection
– Every 5th part is probed; if any dimension drifts > 75 % of tolerance band the machine stops and the engineer is paged.
– Video of each cycle is recorded (30 fps, 1080 p) and stored with the job traveller for traceability. -
Delivery (day 3, 5 or 7)
• Parts are ultrasonically cleaned, de-burred, and dried at 120 °C for 20 min.
• Default finish is 3.2 µm Ra as-milled; optional finishes (sand-blast 120-grit, Type-II anodise, chem-film, passivation) are done in-house and add 24 h.
• Each part is laser-marked with your PO number and sealed in VCI film; moisture-absorbing pack and CNC-3 green label go into the box.
• Courier label is auto-generated at 15:30 local time; DHL Express picks up at 16:00.
• Tracking number is pushed to the same portal thread, so the quote-CAD-DFM-CMM-report-shipping docs stay in one downloadable ZIP.
That closed-loop process—cloud geometry repair → AI costing → human DFM sign-off → 5-axis lights-out machining → in-cycle probing → same-day dispatch—is why CNC-3 can repeatedly deliver 50-off aluminum brackets in 72 h with ± 0.02 mm and 100 % on-time record for the last 18 months.
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Precision CNC Machine 3 Solutions – Delivered with Excellence
Contact Susan Leo at info@hy-proto.com for tailored CNC machining services.
Honyo Prototype’s state-of-the-art factory in Shenzhen ensures unmatched accuracy, speed, and quality for your manufacturing needs.
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