Disc Body: Diameter 150-600 mm, Thickness 10-40 mm

Component Specifications

Definition

The disc body is a precision-engineered circular component that serves as the foundational structure in disc cutters. It functions as the mounting platform for cutting blades or teeth, transmitting rotational force from the drive mechanism while maintaining dimensional stability under cutting loads. Typically manufactured with high concentricity and balance requirements, it ensures uniform cutting performance and minimizes vibration during operation.

Working Principle

The disc body rotates around its central axis, driven by a motor or mechanical system. Cutting blades attached to its periphery engage with material, with the body's structural integrity maintaining blade alignment and distributing cutting forces evenly. Its balanced design prevents wobbling and ensures consistent cutting depth across the entire cutting diameter.

Materials

High-carbon steel (AISI 1045, 1060), alloy steel (4140, 4340), stainless steel (304, 316) for corrosion resistance, or hardened tool steel for high-wear applications. Surface treatments include hardening (HRC 45-60), nitriding, or chrome plating for enhanced durability.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	2-25 kg
Max RPM	1500-6000
Diameter	150-600 mm
Thickness	10-40 mm
Balance Grade	G6.3 per ISO 1940
Runout Tolerance	≤0.05 mm
Mounting Hole Pattern	Bolt circle diameter 50-200 mm

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

Standards

ISO 1940-1, DIN 45665, ISO 21940-11

Parent Products

This component is used in the following industrial products

Disc Cutters

Rotating disc-shaped cutting tools mounted on a cutterhead for slicing, dicing, or shredding materials.

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Engineering Analysis

Risks & Mitigation

Fatigue cracking from cyclic loading
Imbalance causing vibration damage
Corrosion in humid environments
Wear at mounting points

FMEA Triads

Trigger: Material fatigue from repeated stress cycles
Failure: Crack propagation leading to catastrophic fracture
Mitigation: Regular non-destructive testing (ultrasonic or magnetic particle inspection), use of fatigue-resistant alloys, stress relief heat treatment

Trigger: Improper mounting or blade installation
Failure: Imbalance causing excessive vibration and bearing wear
Mitigation: Precision balancing during manufacturing, torque-controlled mounting procedures, regular dynamic balancing checks

Trigger: Corrosive environment exposure
Failure: Surface pitting and structural weakening
Mitigation: Stainless steel construction, protective coatings, regular cleaning and lubrication

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.1 mm diameter, ±0.05 mm thickness, ≤0.02 mm flatness deviation

Test Method

Coordinate measuring machine (CMM) verification, dynamic balancing tests, hardness testing (Rockwell C), ultrasonic flaw detection

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Disc Body

Manufacturer profiles associated with Disc Body.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What is the primary function of a disc body in disc cutters?

The disc body provides structural support for cutting blades, maintains rotational balance, and transmits torque from the drive system to enable precise cutting operations.

How often should disc bodies be inspected for wear?

Disc bodies should be inspected every 200-500 operating hours for cracks, deformation, or imbalance. Regular maintenance intervals depend on material hardness and operational loads.

Can disc bodies be rebalanced after blade replacement?

Yes, professional rebalancing is recommended after blade changes or if vibration occurs, typically using dynamic balancing machines to restore ISO 1940 balance standards.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Disc Body