Strukturierte Komponentendaten · 2026

Bore/Hole Features

Bore/hole features are precisely machined cylindrical openings in components, critical for alignment, fastening, and fluid/gas flow in industrial machinery.

Technische Definition und Einsatzkontext

Ein typisches Bore/Hole Features wird in Maschinen- und Anlagenbau nach Material, Toleranz, Montage- und Anwendungskompatibilität sowie Ausfallrisiko bewertet.

Bore/hole features refer to engineered cylindrical cavities or openings created through machining processes like drilling, boring, reaming, or honing in precision components. These features are characterized by specific dimensions (diameter, depth), tolerances (IT grades), surface finish (Ra values), geometric accuracy (roundness, straightness), and positional relationships to other features. They serve functional purposes such as housing bearings, shafts, or pins; facilitating assembly with fasteners; enabling lubrication or cooling channels; or providing pathways for electrical wiring or hydraulic/pneumatic systems. Critical in mechanical design, they ensure proper fit, alignment, and performance in assemblies, with quality governed by international standards for dimensional and geometric tolerancing.

Vollständige Spezifikationen anzeigen Geeignete Fertigungsquellen prüfen

Komponentenspezifikationen

Definition

Funktionsprinzip

Bore/hole features operate on principles of precise dimensional control and geometric accuracy to achieve functional interfaces. They are created by removing material using cutting tools (e.g., drills, boring bars) or abrasive processes (e.g., honing), with the tool rotating or the workpiece moving to form the cylindrical shape. The principle involves maintaining tight tolerances (e.g., H7/g6 fits) and surface integrity to ensure components like shafts or bearings fit securely, rotate smoothly, or seal effectively. In operation, these features provide alignment (e.g., via dowel holes), load transfer (e.g., through bolted connections), or fluid containment (e.g., in hydraulic cylinders), relying on their accuracy to prevent misalignment, vibration, or leakage in mechanical systems.

Materialien

Common materials include carbon steels (e.g.AISI 10454140)alloy steels (e.g.AISI 4340)stainless steels (e.g.304316)aluminum alloys (e.g.60617075)brassbronzeand engineered plastics (e.g.PEEKDelrin). Material selection depends on application requirements such as strengthcorrosion resistancewear resistanceand machinability. Specifications often include hardness (e.g.HRC 30-50 for steels)tensile strengthand thermal properties to ensure dimensional stability under operational stresses.

Roundness

≤0.005 mm

Straightness

≤0.01 mm per 100 mm

Surface Finish

Ra 0.4 μm to 3.2 μm

Depth Tolerance

±0.05 mm to ±0.1 mm

Diameter Tolerance

±0.01 mm to ±0.001 mm (IT6-IT8)

Positional Tolerance

±0.02 mm to ±0.05 mm

Normen

ISO 286ISO 1101DIN 7172

Branchentaxonomie & Aliasse

Gebräuchliche Handelsnamen, technische Kennungen und Suchbegriffe für Bore/Hole Features.

Uebergeordnete Produkte

Diese Komponente wird in den folgenden Industrieprodukten eingesetzt.

Präzisionsgefertigte Bauteile

Hochgenaue Bauteile, die durch gesteuerte Materialabtragsverfahren hergestellt werden, um exakte Maß- und Formtoleranzen zu erfüllen.

Produktdetails ansehen ->

FMEA · Fehleranalyse

Ursache → Fehlermodus → Engineering-Massnahme

Tool wear or improper machining parameters->Oversized or undersized bore, resulting in loose fits or interference fits->Implement regular tool maintenance, use in-process monitoring, and adhere to optimized cutting speeds/feeds per material specifications.

Inadequate clamping or workpiece deflection during machining->Out-of-round or tapered bore, causing vibration or misalignment in operation->Ensure rigid workpiece fixturing, use support fixtures for long bores, and apply light finishing passes to minimize stress.

Industrielles Ökosystem und technische Bewertung

Kompatibel mit

CNC milling machines Lathes Boring mills Drilling machines Honing machines

Austauschteile

Sandvik Coromant Kennametal Mitsubishi Materials ISCAR Walter Tools

Dimensional inaccuracies leading to assembly failures

Poor surface finish causing premature wear or leakage

Misalignment in multi-hole patterns affecting system performance

Konformität und Prüfung

tolerance

Complies with ISO 286 for dimensional tolerances (e.g., H7, g6 fits) and ISO 1101 for geometric tolerances (e.g., position, roundness)

test method

Testing via CMM measurement per ISO 10360, surface roughness testing per ISO 4287, and functional testing in assembly contexts

Hersteller für diese Komponente

Relevante Herstellerprofile aus der CNFX-Komponentenfähigkeitstabelle.

Hersteller eintragen

Die Herstellerliste dient der Vorrecherche und Einordnung von Fertigungskapazitäten. Sie ist keine Zertifizierung, kein Ranking und keine Transaktionsgarantie.

Beispielhafte Bewertungskriterien aus Einkaufsprozessen

Keine Kundenbewertung und keine Echtzeitdaten. Die Werte zeigen typische Prüfkriterien in RFQ- und Lieferantenbewertungsprozessen.

Technische Dokumentation

4/5

Fertigungsfähigkeit

4/5

Prüfbarkeit

5/5

Lieferantentransparenz

3/5

Die Kriterien dienen als Orientierung für technische Einkaufsprüfungen. Konkrete Kunden, Länder, Bewertungsdaten oder Live-Nachfragen werden nur angezeigt, wenn entsprechende belastbare Daten vorliegen.

Haeufige Fragen

What is the difference between a bore and a hole in machining?

In machining, a 'hole' generally refers to any cylindrical opening, often created by drilling, while a 'bore' specifically denotes a precision-machined hole with tight tolerances and fine surface finish, typically achieved through boring, reaming, or honing processes for critical applications like bearing fits.

How are bore/hole features inspected for quality control?

Bore/hole features are inspected using tools like coordinate measuring machines (CMMs), bore gauges, air gauges, or optical comparators to verify dimensions, tolerances, roundness, straightness, and surface finish against engineering drawings and standards such as ISO 1101.

Kann ich Hersteller direkt kontaktieren?

CNFX ist ein offenes Verzeichnis, keine Handelsplattform und kein Beschaffungsagent. Herstellerprofile und Formulare helfen bei der Vorbereitung des direkten Kontakts.

CNFX Industrial Component Index · Maschinen- und Anlagenbau