HJ Test System Co.,Ltd

20kN Servo-Electric Universal Testing System for Glass Strength Analysis

This advanced system integrates high-precision servo-drive technology, sophisticated sensing capabilities, and a comprehensive enclosed safety system, primarily designed for determining the flexural strength (Modulus of Rupture, MOR) of various glass types, including flat glass, tempered glass, laminated glass, and specialized optoelectronic glass.

  • Item No. :

    HJAPET0008
  • Minimum Order Quantity (MOQ) :

    1 set
  • Payment Method :

    L/C,T/T,PayPal
  • Price :

    Negotiatable
  • Product Origin :

    Türkiye,China
  • Supply Ability :

    1 set per month
  • Lead Time :

    30 Working Days
  • Conventional packaging :

    Plywood

20kN Servo-Electric Universal Testing System for Glass Strength Analysis

 

This machine is widely applied in quality inspection and research & development for architectural glass, cover glass for automotive and mobile devices, photovoltaic glass, and display screens. Its design rigorously adheres to the following international authoritative standards:

EN 1288-3: Glass in building — Determination of the flexural strength of glass.

ASTM C158: Standard Test Methods for Strength of Glass by Flexure (Determination of Modulus of Rupture).

ISO 1288-3: Glass in building — Determination of the flexural strength of glass.

 

Specifications

Category Key Parameter Technical Specification / Indicator Compliance Standard / Remark
Load System Max. Test Force 20 kN (2,000 kgf) Sufficient for thin to thick tempered glass fracture tests
  Load Measurement Accuracy Class 0.5 (within ±0.5% of indicated value) Superior to typical 1% accuracy requirements in standards
  Load Resolution 1/300,000 FS (Full Scale, without sub-ranges) Ensures capture of initial crack force values
Drive System Crosshead Speed Range 0.001 - 500 mm/min Supports constant stress rate loading as per EN 1288-3
  Speed Accuracy ±0.1% of set value Guarantees linear loading rate, preventing stress shocks
  Effective Test Stroke 800 mm (excluding fixtures) Accommodates significant deflection of larger samples
Control & Data Acq. Data Sampling Rate 1000 Hz (1ms per sample) Critical Parameter: Accurately records peak force at fracture
  Control Modes Stress Control, Strain Control, Displacement Control Three-loop control for complex loading profiles
  Displacement Resolution 0.001 mm (1 μm) Essential for precise calculation of flexural modulus and deflection
Flexural Fixture Support Span (L) Adjustable: 200 mm - 1100 mm Conforms to various standard specimen dimensions
(Core Component) Roller Diameter (d) Ø 25 mm / Ø 50 mm (Optional) Proportional to glass thickness, preventing localized stress concentration
  Rubber Pad Hardness Shore A 40 ± 5 Conforms to EN 1288-3, for uniform load distribution
Safety & Environ. Safety Shielding Fully enclosed impact-resistant transparent polycarbonate shield Protects against high-energy glass fragment dispersion
  Debris Management Funnel-shaped stainless steel collection system + mobile cart Facilitates 5S safety and cleanliness post-test
  Power Supply AC 380V ±10%, 50/60Hz, 3-Phase, 3kW Standard industrial power requirement
  Operating Temp. 10°C - 35°C Standard laboratory environment
  Humidity 20% - 80% RH (non-condensing) Standard laboratory environment
Software Features Auto Calculation Items Flexural Strength ($f_b$), Modulus of Rupture (MOR), Elastic Modulus Automated report generation with key mechanical properties
  Data Export Raw data export in Excel, PDF, CSV formats Facilitates advanced statistical analysis (e.g., Weibull distribution)
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