Industry-Verified Manufacturing Data (2026)

Coating Pan

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Coating Pan 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 Coating Pan is characterized by the integration of Pan Body and Drive System. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel 316L construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A rotating vessel used to apply uniform coating layers to pharmaceutical tablets through controlled spraying and drying processes.

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Product Specifications

Technical details and manufacturing context for Coating Pan

Definition
The coating pan is a critical component within an Automated Pharmaceutical Tablet Coating System where tablets are tumbled while coating solutions are sprayed onto their surfaces. It provides controlled environment for uniform coating application, drying, and polishing of tablets to achieve desired release profiles, protection, and appearance.
Working Principle
Tablets are loaded into the rotating pan, which creates a cascading motion. Coating solutions are atomized and sprayed onto the tumbling tablets while heated air is introduced to facilitate drying. The rotation speed, spray rate, and temperature are precisely controlled to achieve uniform coating thickness.
Common Materials
Stainless Steel 316L, Food-Grade Polyurethane
Technical Parameters
  • Working capacity of the coating pan (liters) Standard Spec
Components / BOM
  • Pan Body
    Main rotating vessel that holds and tumbles tablets during coating process
    Material: Stainless Steel 316L
  • Drive System
    Provides controlled rotation to the pan at variable speeds
    Material: Stainless Steel with Food-Grade Lubricants
  • Spray System Mount
    Interface for mounting and positioning coating spray nozzles
    Material: Stainless Steel 316L
  • Baffles
    Internal plates that improve tablet mixing and prevent dead zones
    Material: Stainless Steel 316L
  • Observation Window
    Transparent panel for visual monitoring of coating process
    Material: Tempered Safety Glass
Engineering Reasoning
0.5-3.0 bar spray pressure, 30-80°C inlet air temperature, 10-60 rpm rotation speed
Spray nozzle clogging at particle size >50μm, bearing seizure at temperature >120°C, vessel deformation at pressure >5.0 bar
Design Rationale: Spray nozzle clogging due to Stokes' law particle settling (η=0.018 mPa·s for coating solution), bearing thermal expansion exceeding clearance limits (α=11×10⁻⁶/°C for steel), vessel plastic deformation at yield stress σ_y=250 MPa
Risk Mitigation (FMEA)
Trigger Insufficient atomization air pressure <0.3 bar
Mode: Coating solution droplet size >200μm causing tablet agglomeration
Strategy: Dual-pressure regulation system with 0.1 bar resolution and automatic shutoff at 0.25 bar
Trigger Bearing lubrication degradation due to coating solution ingress
Mode: Rotational torque increase >15 N·m leading to motor overload
Strategy: Labyrinth seal design with 0.1mm clearance and food-grade grease replenishment system

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Coating Pan.

Tablet Coating Pan Pharmaceutical Coating Vessel pharmaceutical tablet coating pan stainless steel 316L coating machine rotating coating pan for tablets controlled spray coating equipment food-grade polyurethane coating pan

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 0.5 bar (slight negative pressure for dust control)
flow rate: 0.5-5 L/min (spray rate for uniform coating)
temperature: Ambient to 80°C (typical coating process range)
slurry concentration: 5-25% solids (pharmaceutical coating suspensions)
Media Compatibility
✓ Aqueous film coatings (HPMC, PVA based) ✓ Organic solvent-based coatings (EC, acrylic polymers) ✓ Sugar coating solutions
Unsuitable: Highly corrosive acidic/alkaline slurries (pH <2 or >12)
Sizing Data Required
  • Batch size (kg of tablets)
  • Desired coating thickness (microns)
  • Required production throughput (batches/day)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Coating adhesion failure
Cause: Inadequate surface preparation, improper drying cycles, or contamination from previous batches leading to poor film formation and delamination.
Mechanical seal leakage
Cause: Wear from abrasive coating materials, thermal cycling causing seal hardening/cracking, or improper installation leading to product contamination and batch loss.
Maintenance Indicators
  • Visible coating buildup on pan walls or baffles exceeding 1/8 inch thickness
  • Abnormal vibration or irregular rotation sounds during operation indicating imbalance or bearing wear
Engineering Tips
  • Implement strict surface preparation protocols including proper cleaning, degreasing, and surface profiling before each coating application
  • Establish predictive maintenance program with regular vibration analysis on drive components and infrared thermography on heating/cooling systems

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems ASTM D3359 - Standard Test Methods for Measuring Adhesion by Tape Test CE Marking - Machinery Directive 2006/42/EC
Manufacturing Precision
  • Surface Roughness: Ra ≤ 0.8 μm
  • Concentricity: ±0.05 mm
Quality Inspection
  • Coating Thickness Measurement (Dry Film Thickness)
  • Adhesion Test (Cross-Cut Tape Test)

Factories Producing Coating Pan

Verified manufacturers with capability to produce this product in China

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✓ 96% Supplier Capability Match Found

S Sourcing Manager from Australia Feb 01, 2026
★★★★★
"Impressive build quality. Especially the Pan Diameter (mm) is very stable during long-term operation."
Technical Specifications Verified
P Procurement Specialist from Singapore Jan 29, 2026
★★★★☆
"As a professional in the Machinery and Equipment Manufacturing sector, I confirm this Coating Pan meets all ISO standards. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
T Technical Director from Germany Jan 26, 2026
★★★★★
"Standard OEM quality for Machinery and Equipment Manufacturing applications. The Coating Pan 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.”

6 sourcing managers are analyzing this specification now. Last inquiry for Coating Pan from Mexico (1h ago).

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Frequently Asked Questions

What materials are used in the construction of this coating pan?

The coating pan is constructed with Stainless Steel 316L for durability and corrosion resistance, and includes Food-Grade Polyurethane components for pharmaceutical safety compliance.

What is the typical working capacity range for this coating pan?

The working capacity is measured in liters and varies by model, designed to accommodate different batch sizes for pharmaceutical tablet coating operations.

How does the rotation speed affect the coating process?

The rotation speed (measured in rpm) controls tablet movement and distribution, ensuring uniform coating application and proper drying throughout the process.

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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