Grinding Plate Component | Specifications & Verification

Product Specifications

Technical details and manufacturing context for Grinding Plate

Definition

The grinding plate is a critical component within the grinding head assembly, serving as the primary abrasive surface that contacts and processes materials. It rotates at high speeds to perform grinding, polishing, or surface finishing tasks on various workpieces, with its flat design ensuring consistent contact and uniform material removal across the target surface. The plate is typically manufactured from abrasive composites, steel alloys, or ceramic matrices, depending on the application requirements. Key parameters include a diameter ranging from 200 to 1200 mm, thickness from 10 to 50 mm, surface flatness within 0.005 to 0.02 mm (ISO 1101), surface roughness from 0.4 to 1.6 μm Ra (ISO 4287), hardness from 45 to 65 HRC (ASTM E18), maximum operating speed from 150 to 600 rpm, maximum operating temperature from 80 to 200 °C, material grades such as HT250 to QT600 (GB/T 9439), and weight from 15 to 350 kg. These values are reference ranges and must be verified for the specific model and application. The grinding plate's performance is influenced by its material composition, geometric accuracy, and surface finish. Proper selection requires consideration of workpiece material, desired surface finish, machine power, and operating conditions. Verification of model-specific values and standards should be conducted with the legal manufacturer or supplier. Maintenance signals include excessive vibration, reduced material removal rate, or visible wear patterns. Failure boundaries are defined by maximum operating speed and temperature; exceeding these may cause vibration or failure. The plate's rigidity and heat dissipation are affected by its thickness, while its weight impacts handling and machine inertia.

Working Principle

The grinding plate operates by rotating at controlled speeds while maintaining contact with the workpiece. Abrasive particles embedded in or coated on its surface create friction and cutting action, removing material through mechanical abrasion. The plate's rotation, combined with applied pressure and feed rates, determines the grinding efficiency, surface finish quality, and material removal rate. The flat design ensures uniform contact across the workpiece, promoting consistent material removal. The operating speed must be kept within the specified range to avoid vibration or failure. The plate's hardness and material grade influence wear resistance and durability. Proper alignment and surface flatness are critical for achieving uniform results. The process parameters, such as pressure and feed rate, should be adjusted based on the workpiece material and desired finish. Regular inspection for wear and damage is necessary to maintain performance and safety.

Common Materials

Abrasive composite, Steel alloy, Ceramic matrix

Technical Parameters

Parameter	Typical range	Notes & selection driver
Diameter	200–1200 mm	Determines workpiece size capacity
Thickness	10–50 mm	Affects rigidity and heat dissipation
Surface Flatness	0.005–0.02 mm	Critical for uniform material removalISO 1101
Surface Roughness	0.4–1.6 μm Ra	Affects finish qualityISO 4287
Hardness	45–65 HRC	Higher hardness increases wear resistanceASTM E18
Max Operating Speed	150–600 rpm	Exceeding may cause vibration or failure
Max Operating Temperature	80–200 °C	Thermal deformation affects accuracy
Material Grade	HT250–QT600	Ductile iron offers higher strengthGB/T 9439
Weight	15–350 kg	Affects handling and machine inertia

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Mounting Hub Part
Central connection point for securing the plate to the grinding head spindle

Material: Steel
Abrasive Layer Part
Surface coating containing abrasive particles for material removal

Material: Aluminum oxide or silicon carbide
Reinforcement Mesh Part
Internal structural support to prevent plate deformation during operation

Material: Fiberglass or metal mesh
Plate Body
The flat disc itself — the hub and the abrasive layer both sit on it.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Grinding Head Assembly

View system integration details

Manufacturers of Grinding Plate

Manufacturer profiles associated with Grinding Plate.

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Frequently Asked Questions

What are the typical diameter and thickness ranges for a grinding plate?

According to the directory reference, the diameter ranges from 200 to 1200 mm, and thickness from 10 to 50 mm. These are reference ranges; the exact values depend on the specific model and application. Always verify with the manufacturer or supplier.

How does surface flatness affect grinding performance?

Surface flatness is critical for uniform material removal. The reference range is 0.005 to 0.02 mm per ISO 1101. Poor flatness can lead to uneven contact and inconsistent results. Verify the flatness specification for your application.

What is the maximum operating speed and temperature for a grinding plate?

The maximum operating speed is 150 to 600 rpm, and the maximum operating temperature is 80 to 200 °C. Exceeding these limits may cause vibration or failure. Always operate within the specified ranges and confirm with the manufacturer.

Which material grades are available for grinding plates?

The directory lists material grades from HT250 to QT600 per GB/T 9439. These are reference grades; the actual material depends on the application. Verify the material grade and its suitability with the supplier.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	Max 10 bar
flow rate:	Up to 50 L/min
temperature:	-20°C to 150°C
slurry concentration:	Max 40% solids by weight

Grinding Plate

Product Specifications

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Application Fit & Sizing Matrix

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