Intelligent Hot Tensile Strength Tester QR-RL

The QR-RL Intelligent Hot Tensile Strength Tester is a precision instrument designed to measure the hot tensile strength of resin sand and coated sand, which are commonly used in foundry and casting applications. In addition to high-temperature testing, the device can also be applied to measure tensile strength under normal temperature conditions, making it a versatile solution for a wide range of industrial and research applications.

By integrating automatic temperature control, microcomputer-controlled loading, intelligent measurement, and real-time data output, the QR-RL tester provides accurate, reliable, and repeatable results for laboratories, research institutes, and quality control departments.

Main Specifications

• Maximum Testing Force: 5000 N

• Measuring Range: 0–12 MPa, ±1% accuracy

• Loading Speed: 3.0–10 mm/min

• Controlling Temperature Range: 0–232 °C, ±1 °C

• Heating Time: 120 seconds

• Rated Power: 1.2 kW

• Power Source: AC 220 V, 50 Hz

Instrument Features

1. Advanced Drive and Control System
   The tester is equipped with a special stepper motor, an automatic temperature control system, and a microcomputer-controlled loading system, ensuring smooth, uniform loading and precise force measurement. This combination minimizes operator error and provides consistent, high-quality testing results.

2. Intelligent Measurement & Automation
   The system automatically performs timed heating, automatic loading, data acquisition, and result output. It displays the force process curve in real-time, records the measurement results, and supports both data saving and automatic printing for comprehensive documentation.

3. High-Precision Force Sensor
   A built-in force sensor guarantees accurate tensile strength measurement with high sensitivity, ensuring reliable data even under challenging test conditions.

4. User-Friendly Operation
   The tester is equipped with a color LCD display and a micro printer, providing clear visualization of the testing process and fast output of results. The interface is intuitive, reducing training time and making it suitable for laboratory and industrial operators alike.

5. Rapid Heating Performance
   With a heating time of only 120 seconds and a precise temperature control range up to 232 °C, the QR-RL can quickly achieve stable thermal conditions for hot tensile testing, significantly improving work efficiency.

Advantages

• Versatility: Suitable for testing both hot tensile strength and normal temperature tensile strength, meeting multiple testing requirements.

• High Accuracy: Measurement accuracy of ±1% ensures dependable data for research, inspection, and quality assurance.

• Automation: Automatic loading, heating, measuring, data storage, and printing reduce manual operation and improve efficiency.

• Efficiency: Fast heating and testing cycles shorten the overall inspection time.

• Reliability: Built with industrial-grade components, offering long service life and stable performance in demanding environments.

Main Applications

The QR-RL Intelligent Hot Tensile Strength Tester is widely used across industries and research fields that rely on accurate material strength testing:

• Foundries & Casting Industry – Evaluating resin sand and coated sand strength to ensure mold stability during high-temperature casting.

• Machinery & Manufacturing – Testing tensile strength of sands and coatings to improve production consistency.

• Quality Control Laboratories – Ensuring compliance with standards and guaranteeing consistent material performance.

• Scientific Research & Universities – Supporting experimental research, new material development, and teaching applications.

Why Choose the QR-RL Intelligent Hot Tensile Strength Tester?

The QR-RL combines advanced heating and loading systems with intelligent automation to deliver high precision, fast operation, and versatile applications. Its ability to test both hot and normal tensile strength, coupled with its user-friendly LCD display, force sensors, and micro printer, makes it an ideal solution for industries and laboratories that demand reliable and efficient material testing.

Whether used for industrial quality assurance or academic research, the QR-RL provides the performance and dependability required for modern foundry and material science applications.