Industry-Verified Manufacturing Data (2026)

Main Frame Body

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Main Frame Body used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Main Frame Body is characterized by the integration of Mounting Flange and Alignment Guide Rails. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel 316L construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The primary structural housing that supports and contains the internal mechanisms of a pharmaceutical tablet press feed frame.

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Product Specifications

Technical details and manufacturing context for Main Frame Body

Definition
The Main Frame Body serves as the foundational structural component of a Pharmaceutical Tablet Press Feed Frame, providing rigid support and precise alignment for all internal mechanisms including powder distribution systems, filling stations, and compression zones. It ensures dimensional stability during high-speed tablet production while maintaining GMP-compliant containment of pharmaceutical powders.
Working Principle
The Main Frame Body functions as a stationary structural platform that maintains geometric integrity under operational loads. It provides mounting surfaces and alignment guides for rotating feed frames, powder hoppers, and tablet ejection systems, ensuring consistent powder flow and tablet formation through precise mechanical positioning.
Common Materials
Stainless Steel 316L
Technical Parameters
  • Overall dimensions including length, width, and height to accommodate specific tablet press models and production requirements (mm) Standard Spec
Components / BOM
  • Mounting Flange
    Provides secure attachment points to the tablet press main structure
  • Alignment Guide Rails
    Ensures precise positioning of internal feed frame components
  • Inspection Ports
    Allows visual monitoring and maintenance access to internal mechanisms
  • Powder Containment Seals
    Prevents pharmaceutical powder leakage at component interfaces
Engineering Reasoning
0-150 kN compressive load, -20 to 80°C ambient temperature, 0-100% relative humidity
Yield strength exceeded at 180 MPa stress concentration at mounting bolt interfaces, 0.5 mm permanent deformation at guide rail contact surfaces
Design Rationale: Stress corrosion cracking from chloride ion exposure during CIP cycles, low-cycle fatigue from 10^5 compression cycles at 80% yield strength
Risk Mitigation (FMEA)
Trigger Misalignment exceeding 0.1 mm/m during installation
Mode: Accelerated wear at guide rail interfaces causing 0.01 mm/hour material loss
Strategy: Laser alignment verification protocol with 0.02 mm tolerance, hardened steel wear plates with 62 HRC surface hardness
Trigger Resonant vibration at 85 Hz matching structural natural frequency
Mode: Crack initiation at stress concentration points after 10^7 cycles
Strategy: Dynamic vibration analysis during design, tuned mass dampers with 90% vibration attenuation at 80-90 Hz range

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Main Frame Body.

pharmaceutical tablet press main frame body stainless steel 316L feed frame housing tablet press feed frame structural housing pharmaceutical machinery main frame body powder containment main frame for tablet press

Applied To / Applications

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

Mounting Frame
View system integration details

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar internal pressure
other spec: Slurry concentration up to 80% solids by weight, flow rate up to 500 kg/hr
temperature: -20°C to 150°C
Media Compatibility
✓ Pharmaceutical powder blends ✓ Granulated excipients ✓ Direct compression formulations
Unsuitable: Highly corrosive chemical slurries with pH <2 or >12
Sizing Data Required
  • Tablet press throughput capacity (tablets/hour)
  • Maximum powder bulk density (kg/m³)
  • Required feed frame internal volume (L)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Fatigue cracking
Cause: Cyclic loading from operational vibrations, thermal expansion/contraction, or repeated mechanical stress exceeding material endurance limits, often initiating at stress concentrators like welds or sharp corners.
Corrosion-induced degradation
Cause: Exposure to environmental contaminants (moisture, chemicals, salts) leading to localized pitting, galvanic corrosion at dissimilar metal interfaces, or stress corrosion cracking under tensile loads.
Maintenance Indicators
  • Visible cracks, especially propagating from weld seams, bolt holes, or structural joints
  • Abnormal vibrations, audible creaking/popping noises, or visible misalignment during operation
Engineering Tips
  • Implement regular non-destructive testing (e.g., ultrasonic or dye penetrant inspection) at high-stress areas to detect sub-surface defects before catastrophic failure
  • Apply protective coatings/cathodic protection and ensure proper drainage to prevent moisture/chemical accumulation, while maintaining uniform thermal profiles to minimize thermal stress

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems ASTM A36/A36M-19 - Standard Specification for Carbon Structural Steel CE Marking - Machinery Directive 2006/42/EC
Manufacturing Precision
  • Flatness: +/- 0.5mm per meter
  • Hole Position: +/- 0.2mm
Quality Inspection
  • Dimensional Verification with CMM
  • Ultrasonic Testing for Internal Defects

Factories Producing Main Frame Body

Verified manufacturers with capability to produce this product in China

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✓ 95% Supplier Capability Match Found

S Sourcing Manager from Brazil Feb 13, 2026
★★★★★
"Impressive build quality. Especially the technical reliability is very stable during long-term operation."
Technical Specifications Verified
P Procurement Specialist from Canada Feb 10, 2026
★★★★☆
"As a professional in the Machinery and Equipment Manufacturing sector, I confirm this Main Frame Body meets all ISO standards. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
T Technical Director from United States Feb 07, 2026
★★★★★
"Standard OEM quality for Machinery and Equipment Manufacturing applications. The Main Frame Body arrived with full certification."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

10 sourcing managers are analyzing this specification now. Last inquiry for Main Frame Body from Vietnam (34m ago).

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Frequently Asked Questions

What are the key benefits of using Stainless Steel 316L for the main frame body?

Stainless Steel 316L offers superior corrosion resistance, essential for pharmaceutical environments, along with high strength, durability, and compliance with hygiene standards.

How does the main frame body ensure powder containment in tablet press operations?

The main frame body incorporates precision powder containment seals and a sealed structural design to prevent leakage and cross-contamination during tablet production.

What maintenance is required for the main frame body in pharmaceutical machinery?

Regular inspection of seals and alignment rails, cleaning with pharmaceutical-grade agents, and periodic checks for structural integrity ensure optimal performance and compliance.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Machinery and Equipment Manufacturing sector.

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