HONGYI

Manufacturing Design Guide

How Should You Design Deep Holes and Small-Diameter Holes for CNC Machining?

2026-07-22
Learn how to specify deep and small CNC holes by aspect ratio, diameter, access, tolerance, threads, burr limits, inspection, and…
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How Should You Evaluate a CNC Machining Supplier Before Placing a Production Order?

2026-07-22
Evaluate a CNC machining supplier using evidence for equipment fit, tolerances, material traceability, inspection, pilot production, cost, and RFQ control.
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How Should You Design Undercuts and Internal Corners for CNC Machined Parts?

2026-07-21
Learn how to specify CNC undercuts, internal corner radii, tool clearance, depth, tolerances, inspection, and RFQ details for machinable parts.
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Delrin vs Nylon vs PEEK: Which Plastic Should You Choose for CNC Machined Parts?

2026-07-19
Compare Delrin, Nylon, and PEEK for CNC machined parts by environment, geometry, moisture, tolerances, wear, inspection, cost, and RFQ requirements.
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CNC Machining vs 3D Printing: Which Process Should You Choose for Prototypes and End-Use Parts?

2026-07-18
Compare CNC machining and 3D printing by geometry, material, tolerance, finish, quantity, revision risk, inspection, and end-use requirements.
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When Should You Use CNC Machining Instead of Die Casting for Aluminum Parts?

2026-07-15
Learn when CNC machining is better than aluminum die casting based on tooling risk, volume, design changes, material, precision, geometry,…
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How Can You Reduce CNC Machining Costs?

2026-07-14
Reduce CNC machining costs through better material, geometry, tolerance, finish, setup, inspection, quantity, and RFQ decisions without weakening function.
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When Do You Need a First Article Inspection?

2026-07-13
Learn when FAI is required after new production, design or process changes, material substitutions, supplier transfers, and long production lapses.
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How Should You Plan Heat Treatment Before and After CNC Machining?

2026-07-09
Plan heat treatment around CNC roughing, finishing, distortion, tolerances, inspection, cost, and RFQ requirements for precision machined parts.
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How Should You Prepare 2D Drawings for CNC Machined Parts Before Quoting?

2026-07-09
Prepare CNC machining drawings with controlled revisions, clear views, functional datums, tolerances, threads, finishes, inspection scope, and RFQ data.
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