INDUSTRY COMPONENT

Die Ring Body

High-durability die ring body for pelletizing feed in industrial processing equipment.

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Component Specifications

Definition
The Die Ring Body is a critical cylindrical component in high-durability feed pellet die rings, designed to house and support the die plate containing precision-machined holes through which feed material is extruded under high pressure to form uniform pellets. It provides structural integrity, wear resistance, and thermal stability during continuous operation in feed manufacturing systems.
Working Principle
The die ring body functions as a pressure vessel and support structure that contains the die plate. During pelletizing, feed material is forced through the die plate holes by rollers, with the body maintaining alignment, distributing mechanical stress, and dissipating heat generated by friction to ensure consistent pellet quality and prevent deformation.
Materials
High-chromium alloy steel (e.g., D2, H13) or tungsten carbide composite, heat-treated to HRC 58-62 for enhanced hardness and abrasion resistance. Surface treatments may include nitriding or hard chrome plating to reduce wear.
Technical Parameters
  • Height 50-150 mm
  • Weight 15-120 kg
  • Hardness HRC 58-62
  • Inner Diameter 250-750 mm
  • Outer Diameter 300-800 mm
  • Surface Finish Ra 0.8-1.6 μm
  • Temperature Range 20-150°C
  • Operating Pressure Up to 300 MPa
Standards
ISO 9001, DIN 8580

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Die Ring Body.

die ring body feed pellet die ring pelletizing component industrial feed machinery high-durability die alloy steel die ring feed processing equipment Die Ring Body in Machinery and Equipment Manufacturing

Parent Products

This component is used in the following industrial products

High-Durability Feed Pellet Die Ring

Wear-resistant annular die component for animal feed pellet production.

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Engineering Analysis

Risks & Mitigation
  • Fatigue cracking from cyclic stress
  • Thermal deformation due to overheating
  • Abrasive wear from feed materials
  • Misalignment causing uneven pellet formation
FMEA Triads
Trigger: Insufficient hardness or material fatigue
Failure: Cracking or fracture under high pressure
Mitigation: Use high-grade alloy steel with proper heat treatment and implement regular non-destructive testing (e.g., ultrasonic inspection).
Trigger: Poor lubrication or cooling
Failure: Overheating leading to thermal expansion and misalignment
Mitigation: Maintain adequate cooling systems and apply high-temperature lubricants; monitor operating temperatures.
Trigger: Abrasive feed ingredients (e.g., minerals)
Failure: Excessive wear reducing component lifespan
Mitigation: Apply wear-resistant coatings (e.g., tungsten carbide) and optimize feed formulation to minimize abrasiveness.

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.05 mm for diameter and concentricity, ±0.1 mm for flatness
Test Method
Dimensional verification with CMM, hardness testing via Rockwell scale, pressure testing up to 1.5x operating pressure, and ultrasonic inspection for internal defects.

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What is the primary function of a die ring body in feed pellet production?

It provides structural support and housing for the die plate, ensuring alignment, pressure containment, and heat dissipation during the pellet extrusion process.

How often should a die ring body be inspected for wear?

Inspect every 500-1000 operating hours, depending on material abrasiveness and production intensity, to check for cracks, deformation, or surface wear.

Can die ring bodies be refurbished or must they be replaced?

They can often be refurbished through machining and re-hardening if wear is within tolerance limits, but severe damage typically requires replacement.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

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.

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