Thermal Protective Performance Tester

The Thermal Protective Performance (TPP) Tester is designed to measure the time required for convective and radiant heat to penetrate protective fabrics, simulating the potential damage to human skin. It provides quantitative evaluation of heat transfer and protective performance, ensuring the safety and compliance of firefighter gear, industrial heat-resistant clothing, and composite fabric systems.

The instrument delivers precise and repeatable results, enabling manufacturers and research laboratories to assess the effectiveness of protective apparel under real-world conditions.

Applications

The TPP Tester is widely used for:

Firefighter clothing and industrial protective garment testing

Evaluation of multi-layer protective fabrics

Quality control during manufacturing

Research and development of heat-resistant materials

Compliance verification with national and international safety standards

It ensures accurate assessment of both convective and radiant heat resistance, providing essential data for safety-critical applications.

Standards Compliance

The instrument complies with major international standards, including:

BS EN ISO 6942 – Protective clothing against heat and flame

EN 366 – Manikin-based thermal protection testing

EN 407 – Protective gloves against thermal hazards

ISO 11612 – Heat and flame protective clothing

ASTM F1939 / ASTM F2702 – Protective fabric performance testing

NFPA 1971 / NFPA 2112 – Firefighter protective gear standards

GB 38543 / GB/T 38306 – Chinese protective clothing standards

Compliance ensures globally recognized, reliable test results.

Technical Parameters

Sample Size: Up to 7.5 × 7.5 in. (19 × 19 cm)

Sensors: Copper slug calorimeter (ASTM/ISO)

Temperature Accuracy: ±0.75°C

Radiant Heat Flux Accuracy: ±3%

Device Dimensions: 42 × 20 × 18 in. (107 × 51 × 46 cm)

Space Requirements: 46 × 26 × 24 in. (117 × 67 × 61 cm)

Power Supply: 208–265 VAC, 50/60 Hz, single-phase, max 20 A

Compressed Air: 70–90 PSI (max 145 PSI)

Cooling Water: Chiller or tap water

Propane Supply: Regulated, minimum 15 PSI

Radiant Heat Source: Water-cooled, 9 quartz infrared lamps (500 W each)

Gas Burners: Two burners with flame detection and auto ignition

Software: Industrial PC with analysis software

Key Features

Industrial PC & Software: Automatic calculation of heat transmission factor and radiant heat transfer index.

Sample Holder & Force Kit: Easy mounting and tension application.

Pneumatic Sample Carriage & Shutter: Ensures precise positioning and safety.

Integrated Cooling: Air-cooled sensor stand and water-cooled radiant source maintain stability.

Safety Interlocks: Monitors water flow, burner ignition, and carriage position. Emergency stop and tinted tempered glass protect the operator.

Automated Testing: Provides reliable, repeatable results with minimal human error.

Detection Workflow

Mount the fabric sample on the sample holder.

Apply tension using the force-applied kit.

Activate radiant heat lamps and gas burners via software control.

Monitor temperature rise and heat flux with copper slug calorimeter sensors.

Software calculates TPP values and evaluates protective performance.

Data is recorded for quality control, certification, and research purposes.

Advantages

High Accuracy & Reliability: Precision sensors and automated calculations eliminate human error.

Comprehensive Testing: Measures both convective and radiant heat protection.

Operator Safety: Emergency stop, protective shields, and interlocks ensure safe operation.

Data Management: Stores all test results for long-term analysis and process optimization.

Versatile Applications: Suitable for firefighter gear, industrial safety clothing, and laboratory research.

FAQ

What is the purpose of a TPP Tester?

It measures the time for heat to penetrate protective fabrics, simulating potential skin damage and evaluating thermal protective performance.

Which standards are supported?

BS EN ISO 6942, EN 366, EN 407, ISO 11612, ASTM F1939/F2702, NFPA 1971/2112, GB 38543, GB/T 38306.

What fabrics can be tested?

Protective composite fabrics, firefighter clothing, heat-resistant industrial garments, and multi-layer fabric systems up to 19 × 19 cm.

How is measurement accuracy ensured?

Using copper slug calorimeter sensors with ±0.75°C temperature accuracy and ±3% radiant heat flux accuracy, combined with automated TPP calculations.

What safety features are included?

Emergency stop, tinted tempered glass, software interlocks for water flow, burner ignition, and carriage position, plus pneumatic shutter and sensor cooling for safe operation.

Contact Us

We are a professional manufacturer of testing instruments, providing precise solutions for protective clothing testing, thermal performance evaluation, and safety certification. For more information about the Thermal Protective Performance (TPP) Tester or other laboratory testing equipment, please contact us directly. Our team offers expert guidance and customized solutions to meet your testing needs.