Steel Structure Fireproof Coating Small Sample Test Furnace

I. Product Overview

The Small Sample Test Furnace for Steel Structure Fireproof Coating is a specialized thermal testing instrument designed to evaluate the fire resistance and structural integrity of fireproof coatings on steel substrates under controlled fire conditions. It simulates real-world fire scenarios to quantify flame spread, heat resistance, and coating adhesion, ensuring compliance with international fire safety standards for steel structures.

• Type: High-temperature thermal testing furnace
• Test Standards: ASTM E119 (Fire resistance of structural elements), ISO 834 (Fire resistance tests), GB/T 9978 (Chinese fire resistance standard)
• Key Metrics:
  • Fire Resistance Duration (minutes)
  • Surface Temperature Rise (ΔT, °C)
  • Coating Adhesion Strength (MPa)
• Sample Size: Up to 150×150×50mm (steel plate with coating)

II. Technical Specifications

Parameter	Specifications
Temperature Range	20°C–1000°C (±1°C accuracy)
Heating Rate	10°C/min (PID-controlled ramping)
Chamber Dimensions	300×300×400mm (L×W×H)
Heating Elements	Silicon carbide (SiC) ceramic heaters
Control System	Programmable logic controller (PLC) + 7-inch touchscreen
Power Supply	380V/50Hz, 2.5kW
Dimensions	600×500×800mm (L×W×H)

III. Key Features

• Compact Design:
  • Optimized for small steel samples (e.g., bolts, brackets)
  • Lightweight (≤50kg) for lab/bench use
• Advanced Features:
  • Real-time thermal imaging (°C gradient mapping)
  • AI-based coating degradation analysis
  • Programmable multi-stage fire cycles
• Compliance:
  • ASTM E119 (Fire resistance rating)
  • ISO 834-1 (Standard fire curve)
  • GB/T 9978.1 (Chinese fire resistance test)

IV. Applications

1. Construction: Testing fireproof coatings on steel beams/columns
2. R&D: Developing high-temperature-resistant coatings
3. Quality Control: Batch inspection of pre-coated steel components
4. Forensic Analysis: Evaluating fire damage to structural elements

Standard Operation Workflow:

1. Sample Preparation: Mount steel plate with coating in sample holder
2. Parameter Setup: Select fire curve (e.g., ISO 834 standard)
3. Testing: Initiate heating cycle (e.g., 1-hour fire resistance test)
4. Analysis: Measure temperature rise and coating integrity
5. Cleaning: Automated ash removal system

Safety Precautions:

• Heat-resistant gloves and goggles required
• Fire-rated enclosure mandatory (class A60)
• Maintain 1m clearance from exhaust vents

* ISO 17025-calibrated thermal sensors * SiC ceramic heaters (10-year lifespan) * Emergency cooling system (water mist) * Includes 5-year furnace warranty * Compact footprint for lab/bench use ​**Technical Highlights**​ - ±1°C temperature control accuracy (PID tuning) - 1000°C sustained fire resistance testing - Real-time digital adhesion strength calculation - Energy-efficient insulation (ceramic fiber) - CE/IECEx certified for explosive atmospheres