HRC45 2-Flute AlTiN-Coated Solid Carbide Tapered Ball Nose End Mill for 3D Mold Machining

COATED TAPERED BALL NOSE END MILL SERIES
Tapered ball-nose milling for 3D contouring, inclined-wall finishing and deep-profile machining in aluminum, copper and other non-ferrous materials.
Substrate:Fine-Grain Solid Carbide
Tool Type:Tapered Ball Nose End Mill
End Profile:Ball Nose
Flute Count:2 / 3 Flutes
Taper Angle:3° / 5°
Primary Application:3D Contouring & Finishing
Dia. Range:Ø3–Ø12 mm
Coating:Application-Matched Coating
Application / Material
N Aluminum AlloysN Copper AlloysN Other Non-Ferrous

Consistent Quality

Consistent geometry across repeat orders.

Flexible Orders

Small batches and mixed sizes available.

OEM Support

Custom marking, labels and packaging.

Standard & Custom

Standard sizes and custom configurations.

Coated Carbide Tapered Ball Nose End Mill Overview

This solid carbide tapered ball nose end mill combines a ball-end cutting profile with a tapered body for three-dimensional contouring, deep-profile finishing and machining of inclined walls. Compared with a straight-neck ball nose tool of similar reach, the tapered section provides additional support behind the cutting edge, helping balance feature access and tool rigidity. Coating, taper angle, ball radius, flute length and overall reach can be selected according to the workpiece material, cavity geometry, surface-finish target and machine conditions.

End ProfileBall Nose
Body Profile3° / 5° Taper
Flute Options2 / 3 Flutes
Diameter RangeØ3–Ø12 mm

Tapered Ball Nose Configuration

Taper-Supported Reach

The tapered body adds cross-sectional support behind the ball end for deep or inclined features.

Ball-End Surface Contact

The rounded cutting profile follows curved and three-dimensional surfaces during contour finishing.

Application-Matched Geometry

Taper, flute configuration, cutting edge and coating are selected according to the confirmed material and toolpath.

Application-Specific Advantages

α

Inclined-Wall Access

The taper profile follows drafted walls and provides clearance in tapered cavities.

R

3D Contour Finishing

Ball-end geometry supports continuous finishing across curved and blended surfaces.

◆

Improved Section Support

The tapered body provides greater support than a comparable straight reduced neck.

OEM

Geometry Options

Diameter, radius, taper angle and length can be reviewed for specific features.

Recommended Milling Operations

The tapered ball nose configuration is intended primarily for finishing complex profiles. Final suitability depends on taper direction, feature angle, effective cutting diameter, reach and machine rigidity.

3D ContouringRECOMMENDED
Tapered-Wall FinishingRECOMMENDED
Deep-Profile FinishingRECOMMENDED
Light Semi-FinishingSUITABLE
Geometry Note: Confirm whether the specified taper is measured per side or as an included angle before manufacturing or replacing an existing tool.

Workpiece Material Compatibility

MATERIAL GROUP EXAMPLES APPLICATION LEVEL
N Aluminum 1000–7000 series aluminum alloys Primary application
N Copper Alloys Copper, brass and bronze Configuration review
N Other Non-Ferrous Confirmed non-ferrous grades Application review required

Product Details & Milling Demonstration

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HRC45 2-Flute AlTiN-Coated Solid Carbide Tapered Ball Nose End Mill for 3D Mold Machining 1 HRC45 2-Flute AlTiN-Coated Solid Carbide Tapered Ball Nose End Mill for 3D Mold Machining 3Tapered Ball Nose End Mill Series

HRC45 2-Flute AlTiN-Coated Solid Carbide Tapered Ball Nose End Mill for 3D Mold Machining 5

Tapered Body & Ball Nose Geometry

Tapered Ball Nose End Mill Product & Milling Demonstration

Tool Nomenclature & Dimensions

Reference dimensional nomenclature for the coated solid carbide tapered ball nose end mill. Confirm whether the taper value is specified per side or as an included angle. All drawing dimensions and tolerance requirements should be confirmed before production.

Tapered ball nose end mill dimensional nomenclature
D: Cutting Diameter R: Ball Radius α: Taper Angle L1: Cutting Length d: Shank Diameter L: Overall Length

Technical Configuration

PARAMETER REFERENCE CONFIGURATION
Tool Material Solid Carbide
End Profile Ball Nose
Body Profile Tapered
Cutting Diameter Ø3–Ø12 mm reference range
Ball Radius R = D/2 reference true-radius configuration
Taper Angle 3° / 5° reference options; confirm angle definition
Flute Count 2 / 3 flutes according to application
Coating Application-matched coated configuration
Primary Materials Aluminum / Copper / Confirmed Non-Ferrous Alloys

Dimensions to Confirm

The final size matrix should be prepared from the confirmed drawing or current production list. Use the fields below when requesting a standard or non-standard configuration.

SPECIFICATION D R α L1 d L
Drawing-defined configuration Confirm Confirm Confirm Confirm Confirm Confirm
Dimension Note: Do not infer taper direction or angle definition from the product name alone. Provide the drawing when replacing an existing tapered tool.

Recommended Starting Cutting Parameters

The values below are broad starting references based on the supplied product information. Calculate spindle speed from the confirmed cutting diameter and optimize feed and engagement according to flute count, taper, reach, holder runout, machine rigidity and coolant conditions.

WORKPIECE MATERIAL Vc (m/min) fz (mm/tooth) REFERENCE USE
6061-T6 Aluminum 350–400 0.12–0.16 Contour finishing / light semi-finishing
7075-T6 Aluminum 320–380 0.10–0.14 Contour finishing / light semi-finishing
C11000 Copper 180–240 0.08–0.12 Finishing with controlled engagement
C36000 Brass 300–380 0.15–0.20 Contour finishing / light semi-finishing
Cutting Data Note: These are starting references, not guaranteed production values. Reduce engagement for long reach, small effective cutting diameter or low-rigidity setups, and confirm the data by trial cutting.

Tapered Ball Nose Application Guidance

  • Taper Definition: Confirm per-side or included angle and the direction of the taper.
  • Effective Diameter: Ball-end contact diameter changes with cutting position and surface angle.
  • Toolholding: Use a clean, low-runout precision holder and minimize unnecessary overhang.
  • Step-Over: Select step-over according to ball radius, surface curvature and finish requirement.
  • Chip Removal: Use suitable air blow, oil mist or coolant to prevent chip recutting.

Tapered Ball Nose End Mill Customization

Cutting diameter, ball radius, taper angle, tapered-section length, flute length, shank diameter, overall length, flute configuration and coating can be configured for three-dimensional contouring and tapered-wall finishing. Standard references include Ø3–Ø12 mm cutting diameters, 3° or 5° taper options and 2- or 3-flute configurations. Non-standard geometry can be reviewed according to the cavity profile, taper definition, workpiece material, effective reach, surface-finish requirement and machine rigidity.

PARAMETER MANUFACTURING CAPABILITIES
Cutting Diameter Reference cutting diameters from Ø3 to Ø12 mm, with selected intermediate and non-standard diameters reviewed according to the drawing and required feature size.
Ball Radius True-radius and drawing-defined ball-end configurations can be reviewed according to the required surface profile, corner transition and finishing toolpath.
Taper Angle Reference 3° and 5° taper options are available. The drawing should specify whether the angle is measured per side or as the total included angle.
Taper Direction & Profile Taper direction and body profile can be manufactured according to the cavity wall, drafted surface or existing tool drawing. Replacement tools should be confirmed from a dimensional drawing or sample.
Tapered-Section Length Standard and drawing-defined tapered-section lengths can be reviewed according to the required wall contact, feature depth, clearance and rigidity.
Flute Configuration Two-flute or three-flute configurations can be selected according to chip space, workpiece material, feed requirement and surface-finish target.
Flute & Overall Length Flute length, effective reach and overall length can be configured according to the cavity depth, holder clearance and machine setup.
Shank Configuration Precision cylindrical shank with standard or drawing-defined shank diameter and clamping length.
Cutting-Edge Geometry Rake angle, relief geometry, cutting-edge preparation and flute finishing can be reviewed according to the workpiece alloy, cutting load and required surface quality.
Coating Selection Coating and uncoated options can be reviewed according to the aluminum or copper alloy, cutting temperature, adhesion tendency, coolant method and required tool life.
Machining Application Geometry can be reviewed for 3D contouring, tapered-wall finishing, deep-profile machining, cavity finishing and light semi-finishing.
Dimensional Requirements Drawing-defined requirements can be reviewed for cutting diameter, ball radius, taper angle, tapered-section length, flute length, shank diameter, overall length and tool runout.
Engineering Note: Please provide the workpiece material, cutting diameter D, ball radius R, taper angle α, angle definition, taper direction, tapered-section length, flute length, shank diameter d, overall length L, machining depth, surface-finish requirement, holder type and order quantity. Final geometry, coating and custom dimensions are confirmed after technical review.

OEM & Private Label Services

OEM manufacturing and private-label supply options are available for industrial distributors, tooling brands and repeat-production customers. Laser identification, label content, protective packaging and coating presentation can be configured according to the approved product specification and order requirements.

OEM laser marking custom labels coatings and packaging for solid carbide square end mills

Laser Etching

Custom logos, tool codes, cutting dimensions, coating identification and batch numbers can be marked according to the available shank area.

Custom Labels & Packaging

Individual protective tubes, product labels, specification details, colored packaging tubes and private-label packaging can be reviewed.

Commercial Terms

MOQ, sample evaluation, custom-size trials, repeat orders and scheduled supply programs are confirmed according to the selected configuration.

Technical Workflow

A structured review process is used to confirm standard, customized and private-label square end mill requirements before production.

STAGE 01

Inquiry

Submit the material, hardness, milling operation, dimensions, tolerance and quantity.

STAGE 02

Engineering

Review flute geometry, helix angle, edge preparation, coating, ap and ae.

STAGE 03

Commercial

Confirm quotation, MOQ, sample requirements, production schedule and delivery terms.

STAGE 04

Production

CNC grinding, end-face formation, edge preparation, coating and laser marking.

STAGE 05

Quality Control

Inspect diameter, flute length, shank, runout, square-end geometry and cutting edges.

Quality, Inspection & Delivery

Our solid carbide square end mills are controlled through material verification, precision grinding, in-process measurement and final inspection. Key dimensions, square-end geometry, cutting-edge condition, coating appearance and product identification are reviewed according to the approved specification or drawing before packing.

Controlled manufacturing and final inspection for solid carbide square end mills

Three-Stage Quality Control

Inspection checkpoints are arranged around the manufacturing process to support dimensional consistency and repeat-order control.

STAGE 01

Incoming Material Control

Carbide substrate grade, blank dimensions and supplied material information are checked against the production requirement.

STAGE 02

In-Process Grinding Control

Cutting diameter, flute geometry, flute length, square-end profile and shank dimensions are monitored during CNC grinding.

STAGE 03

Final Tool Inspection

Finished tools are reviewed for specified dimensions, runout, cutting-edge condition, coating appearance, marking and packing identification.

Key Inspection Characteristics

Inspection requirements are confirmed according to the standard product specification or the approved custom drawing.

INSPECTION ITEM CONTROL FOCUS CONFIRMATION BASIS
Cutting Diameter (DC) Diameter and dimensional consistency Standard specification or approved drawing
Flute Length (APMX) Effective cutting length Confirmed product size or drawing requirement
Shank Diameter (DCON) Clamping-section dimension and surface condition Applicable shank specification
Overall Length (OAL) Total tool length Standard size matrix or approved drawing
Radial Runout Concentricity between cutting section and shank Agreed inspection requirement
Square-End Geometry End-face profile, corner condition and center-cutting form Selected tool configuration
Flute & Helix Profile Flute count, helix form and grinding consistency Approved manufacturing configuration
Cutting Edge & Coating Edge condition, visible defects and coating appearance Application-specific production requirement
Marking & Identification Tool code, dimensions and batch information where applicable Confirmed order and packaging specification

Measurement & Batch Traceability

Optical measuring systems, tool inspection equipment and appropriate dimensional gauges are selected according to the feature being checked.

Optical Measurement

Profile and dimensional review of specified cutting features.

Runout Verification

Concentricity review based on the agreed product requirement.

Edge Inspection

Magnified review of the end face, corners and cutting-edge condition.

Batch Identification

Order, product and batch information are linked where required for repeat supply.

Inspection Documentation: Dimensional records, sample inspection requirements or additional documentation can be reviewed according to the order specification before production.

Protective Packaging Process

Finished end mills are protected to reduce contact between cutting edges and to support clear product identification during storage and transportation.

Protective packaging process for solid carbide end mills
01 Individual ProtectionProtective tubes or cases help shield cutting edges.
02 Batch IdentificationLabels identify the applicable tool and order information.
03 Carton ProtectionInternal cushioning is selected according to the shipment.
04 Ready for DispatchCartons are closed and prepared for the confirmed shipping method.

Bulk-Order & Export Packaging

Bulk shipments can be arranged with reinforced cartons, protective wrapping, palletized loading or export cases according to order quantity, shipment weight and agreed transportation requirements.

Bulk-order and export packaging for HY Cutting Tools shipments

Delivery Coordination

Production completion, packing method and dispatch arrangements are confirmed according to the approved order. Courier, air, sea or customer-designated shipping options can be reviewed according to shipment size and destination. Final lead time is confirmed after product specifications, quantity and packaging requirements are approved.

Product & Application FAQs

Answers to common questions about selecting and applying the HRC45 2-Flute AlTiN-Coated Solid Carbide Tapered Ball Nose End Mill for 3D Mold Machining.

What materials is this ball nose end mill designed to machine?
It is configured for steel and mold-steel machining within the HRC45 series positioning. Actual suitability depends on the steel grade, verified hardness, operation, tool diameter, coating, holder condition and machine rigidity.
What operations are suitable for the ball-nose profile?
The full-radius cutting end is suitable for 3D contour milling, curved-surface machining, mold-cavity finishing, profiling and selected semi-finishing operations. It is not intended to create a flat pocket bottom or a sharp 90° internal corner.
How should step-over be selected for surface finishing?
A smaller step-over generally reduces cusp height and improves the generated finish, but increases machining time. Ball radius, surface angle, programmed tolerance, runout and required finish should be considered together.
Can the tool cut at the center of the ball nose?
The center area has very low cutting speed and can generate more rubbing and heat. Toolpaths should maintain stable engagement and avoid unnecessary dwell, particularly in harder steels.
What affects ball-radius and profile accuracy?
Carbide quality, grinding accuracy, radius tolerance, runout, holder condition, machine positioning and toolpath settings all affect the final profile. Confirm drawing-defined radius tolerances for precision mold work.
What is the advantage of a tapered ball-nose body?
The tapered body increases cross-sectional support and can improve rigidity during deep-reach 3D machining. Taper angle, tip diameter and cutting length must match the cavity walls and programmed toolpath to prevent interference.

Ordering & Customization FAQs

Information for distributors, tooling brands and customers requesting standard or application-specific ball-nose configurations.

What standard sizes are available?
Availability should be confirmed by tip diameter, ball radius, taper angle, cutting length, shank diameter and overall length, flute count, coating or surface finish and required quantity. Referenced catalog sizes and production availability may differ by series.
Can non-standard dimensions or geometry be manufactured?
Yes. Selected tip diameter, ball radius, taper angle, cutting length, shank diameter and overall length, edge preparation and coating or polishing options can be reviewed according to the tool drawing, component geometry and machining application.
Are OEM marking and private-label packaging available?
Laser marking, tool codes, custom labels, protective tubes and private-label packaging can be reviewed according to the available shank marking area, packaging specification and order quantity.
What information is required for an accurate quotation?
Please provide the workpiece material and hardness, tip diameter, ball radius, taper angle, cutting length, shank diameter and overall length, machining operation, axial and radial engagement, tolerance or finish requirements, coating preference and order quantity. A tool drawing or component model is recommended for custom projects.

Technical Downloads

Use the following references for product selection and starting cutting-data review.

Solid Carbide End Mill Catalog

Review related ball-nose, square-end, corner-radius and application-specific end mill series.

View Catalog

End Mill Speeds & Feeds Guide

Access reference starting parameters for application review and controlled machining trials.

View Guide

Need a Size or Application Review?

Send the steel grade and verified hardness, required dimensions, machining operation and quantity for configuration and quotation review.

Request a Quote

Need Sizes, Pricing or Custom Options?

Send us the required tool type, sizes, quantities, workpiece material and any OEM or custom requirements. We will confirm suitable specifications, availability, lead time and quotation details.

Standard Sizes Small Trial Orders Mixed Sizes OEM & Custom Options
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Drawings, size lists and reference photos are welcome.