Cemented Carbide Rod Blanks (WC-Co) application and carbide component overview

FOR END MILLS, DRILLS, REAMERS & MICRO TOOLS — NOT TUNGSTEN HEAVY ALLOY

Cemented Carbide Rod Blanks (WC-Co)

Solid and coolant-hole tungsten carbide rod blanks for cutting-tool manufacturing, supplied ground or as-sintered to the required diameter, length, grade and tolerance.

VERIFIED COMMERCIAL EVIDENCE

Published evidence for carbide rod supply

Use Ruixin's published rod photograph, dimensions, grade data, finish options and order terms as the starting point for blank selection and purchasing review.

Solid carbide rod blanks

Solid carbide rod blanks

Ruixin studio product photograph of current rod blanks. Ground finish, chamfers and coolant-hole configuration are confirmed for each order.

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Published dimension range

Rod diameter 0.3–50 mm and length 10–330 mm are published, with ground diameter tolerance h5/h6. Final diameter, length, chamfer, straightness and inspection method require order confirmation.

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Grades and material data

SU10UF, SU20, SU20F, SU25UF and YG10X are published with HRA 88–93.5, TRS at least 3000–4200 MPa and grain size 0.4–0.8 μm.

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Finish and coolant options

As-sintered, ground and polished, and centreless-ground supply are published. Straight coolant holes and helical 30°, 40° or custom layouts can be reviewed against a drawing.

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Samples, delivery and records

Published samples are 1–5 pieces in 3–5 business days. Typical bulk lead time is 2–3 weeks below 16 mm and 3–4 weeks above 16 mm; shipment MTR covers hardness, density, TRS and grain structure.

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Order verification

Final grade, dimensions, coolant-hole geometry, surface condition and inspection scope are confirmed before production. New tool applications should begin with a controlled sample batch and grinding evaluation. Cutting performance also depends on tool geometry, grinding, coating, workpiece material and machining parameters.

Request grade and quotation

SELECTION STARTING POINTS

Match the rod review to the tool application

Use these inputs to begin the discussion. Final grade and configuration are confirmed against the tool design, grinding route and required inspection scope.

Tool applicationSelection focusInformation to share
End millsEdge strength and wear resistanceDiameter, workpiece material, flute count and cutting mode
DrillsToughness and coolant-hole configurationDiameter, hole depth, workpiece material and coolant method
Micro toolsGrain size and dimensional stabilityMinimum diameter, tolerance, tool geometry and grinding process
Reamers & special toolsSurface finish and size consistencyWorkpiece material, hole tolerance, stock allowance and tool geometry

APPLICATION FIT

Where this solution applies

Equipment

  • CNC tool grinding machines
  • End-mill and drill production lines
  • Micro-drill and PCB tool equipment
  • Reamer and special-tool manufacturing

Operating tasks

  • Solid-carbide end mills and drills
  • Micro drills and PCB routing tools
  • Reamers, burrs and special cutters
  • Tools for stainless, titanium and heat-resistant alloys

Buying & engineering roles

  • Cutting-tool manufacturers
  • Tool-grinding shops
  • Material engineers
  • Carbide blank distributors

ROD CONFIGURATIONS

Define the blank and the manufacturing controls together

Forms and supply conditions

  • Solid carbide rod blanks
  • Straight coolant-hole rods
  • Helical coolant-hole rods
  • Ground or as-sintered custom blanks

Custom decisions

  • Grade and grain-size selection
  • Diameter, length and chamfer control
  • Coolant-hole layout
  • Ground tolerance and surface specification

Order scope: grade, size, tolerance, finish, coolant-hole geometry, inspection requirements and sample quantity are confirmed before production.

SELECTION INPUTS

Inputs that control grade and geometry

A useful recommendation starts with the workpiece, tool design, grinding route and required blank configuration.

  • Workpiece material and cutting mode
  • Tool diameter, overhang and edge geometry
  • Coolant delivery and hole configuration
  • Grinding process, tolerance and surface requirement

REVIEW PRIORITIES

Resolve the current constraint before changing material

  • Edge chipping or premature fracture
  • Insufficient wear resistance
  • Rod distortion or grinding inconsistency
  • Coolant-hole or dimensional nonconformance

SAMPLE TO PRODUCTION

A controlled path from rod requirement to repeat order

1

Confirm tool application and rod requirement

2

Review grade and coolant-hole configuration

3

Confirm drawing, tolerance and inspection scope

4

Manufacture and inspect the sample batch

5

Review grinding feedback and release repeat production

Material review

Grade, grain size and binder are reviewed against tool and workpiece requirements.

Drawing control

Dimensions, coolant-hole layout and critical tolerances are confirmed before sampling.

Sample evaluation

Trial quantities support dimensional inspection and grinding evaluation before scale-up.

Order records

Material and inspection documents are agreed according to the order scope.

TECHNICAL LIBRARY

Guides organized by engineering decision

Use these supporting articles for selection, failure diagnosis, operating review and purchasing preparation.

Failure diagnosis

Operation and maintenance

Procurement and quality

FAQ

Questions cutting-tool teams ask first

Which carbide rod grade is suitable for end mills?

The selection depends on the machined material, tool diameter, edge geometry, cutting mode and acceptable failure pattern. Share the current grade and tool application for a comparable recommendation.

Are coolant-hole carbide rods available?

Straight or helical coolant-hole configurations can be reviewed. Required diameter, pitch, hole position, length and tolerance should be provided with the inquiry.

Can rod blanks be supplied ground?

Ground and as-sintered supply options can be discussed. The final tolerance, surface finish and inspection scope are confirmed against the drawing.

ENGINEERING SUPPORT

Talk directly with engineering support

Share the equipment, material, current part and wear pattern so the recommendation starts with the real working condition.

CARBIDE ROD QUOTATION

Send the size, quantity and tool application

Share the minimum purchasing details now. Grade, finish, coolant-hole layout and a drawing can be added when available.

  • Required: company, contact, rod type, diameter × length and quantity
  • Email or WhatsApp is sufficient for first contact
  • PDF, JPG, PNG or ZIP up to 10 MB is optional
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