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Radiac Vitrified Bond Silicon Carbide Centerless Wheel

for in-feed, end-feed, and through-feed centerless grinding

Vitrified bond silicon carbide centerless wheels deliver sharp, cool cutting with excellent form holding—ideal for precision in-feed, end-feed, and high-throughput through-feed grinding.

HSS
HSS
Steel
Steel
Stainless steel
Stainless steel
Titanium/titanium alloys
Titanium/titanium alloys
Tungsten carbide
Tungsten carbide
Sharp Silicon Carbide Cutting for Difficult Materials Excellent performance on cast iron, non-ferrous metals, carbide, ceramics, and other hard/brittle materials.
Vitrified Bond Form Holding for Precision Centerless Grinding Maintains wheel geometry and size control—especially valuable in in-feed and end-feed operations.
Open Structure for Cool Grinding and Clean Cutting Porosity supports coolant delivery and chip evacuation, helping reduce loading and thermal damage.
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Variants

· 10 Type numbers

Specification

Description

Vitrified bond silicon carbide centerless grinding wheels are designed for high-performance production grinding where thermal control, surface finish, and dimensional consistency are critical. Silicon carbide is a sharp, fast-cutting abrasive that excels on cast iron, carbide, ceramics, glass, and many non-ferrous materials. When paired with a vitrified bond system, the wheel gains outstanding form retention, predictable wear, and excellent dressing response—key advantages in centerless grinding. For through-feed operations, these wheels provide consistent cut rate and stable part geometry across long runs. In in-feed and end-feed applications, vitrified silicon carbide wheels support tighter tolerances and improved profile control, making them a strong choice for parts requiring shoulders, steps, or controlled end conditions. The open, porous nature of vitrified bond structures also promotes coolant access and chip clearance. This helps reduce heat generation, minimize loading, and improve surface integrity—especially on materials that tend to smear or pack the wheel. The result is a centerless wheel built for repeatable performance, lower thermal risk, and reliable production output across a wide range of grinding conditions.

Technical Data

Abrasive grain
Conventional (A+C)
Materials
HSS, Steel, Stainless steel, Titanium/titanium alloys, Tungsten carbide

Features

  • Silicon Carbide Abrasive for Fast, Free Cutting—Silicon carbide grains fracture readily to maintain sharp cutting points. This promotes high cutting efficiency, reduced grinding forces, and cooler grinding—particularly on cast iron and non-ferrous materials.
  • Vitrified Bond System for Profile Retention—The vitrified bond holds grain with strong structural stability while still allowing controlled breakdown. This results in excellent form holding, consistent wear, and predictable performance across long production runs.
  • Highly Dressable for Stable Performance—Vitrified wheels respond well to dressing, allowing the wheel to be opened, sharpened, or trued as needed. This supports consistent roundness, size control, and surface finish across all centerless grinding modes.
  • Open Structure and Porosity for Chip Clearance—The porous bond structure improves coolant penetration and provides space for chips. This helps minimize loading and glazing, especially on softer non-ferrous materials that can smear under pressure.
  • Broad Compatibility Across Centerless Modes—The same wheel family can be optimized for through-feed, in-feed, or end-feed applications by adjusting grit, grade, and structure—making it a versatile solution for shops running multiple part types.

Application

Application

  • 1

    Through-feed grinding of cast iron components such as sleeves, spacers, bushings, and automotive hardware where cooler cutting and stable finish are required.

  • 2

    In-feed grinding of stepped non-ferrous parts (brass, bronze, aluminum) requiring controlled geometry and tight size tolerance.

  • 3

    End-feed grinding of carbide or ceramic components where sharp cutting and consistent form holding support dimensional accuracy and part quality.

Recommendations

  • Use silicon carbide vitrified wheels for cast iron, carbide, ceramics, and non-ferrous metals where sharp cutting and cool grinding are required.
  • Prioritize open structures for non-ferrous materials to reduce loading and improve wheel cleanliness during longer runs.
  • Dial in dressing strategy by operation type: Through-feed: consistent dress intervals for stable size control In-feed/end-feed: more frequent or more precise truing to maintain geometry
  • Ensure strong, targeted coolant delivery to the grinding zone to maximize thermal stability and surface integrity.
  • Match grade and grit to the job: Coarser grit / softer grade for higher stock removal Finer grit / harder grade for improved finish and tighter size control