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Fully Automatical Sharpness Tester of Cutlery


Focusing on packaging and material testing technology, we are committed to quality control in industries such as healthcare, pharmaceuticals, food, packaging, textiles, and new materials. Our products are widely used in enterprises, testing institutions, universities, and research institutes.
  • Description
  • Applications
  • Standard
  • Features
  • Parameter
  • Configuration
  • Video
  • PDF Download
    • Commodity name: Fully Automatical Sharpness Tester of Cutlery

    Introduction
    STX-602 automatic knife sharpness tester is designed to measure initial sharpness and long-term sharpness retention performance of various cutting blades. Driven by high-power servo motor, the specimen knife cuts standard abrasive paper under fixed clamping pressure; high-precision displacement sensor records cutting depth to calculate sharpness data automatically. Fully automatic operation eliminates manual test error, meets EU and China market access requirements, widely adopted in kitchenware, medical and third-party QC laboratory.

     

    Function

    Test the initial sharpness and sharpness retention of cutting tools.

     

    Principle

    A high-speed motor drives the cutting tool, repeatedly cutting a special sandpaper or general crystal phase sandpaper stack pressed with a certain pressure, accurately measuring the cutting amount of the cutting tool, and calculating the initial sharpness and sharpness retention of the cutting tool.

     

    Compliant Standard:

    EN ISO 8442-5:2021: Cutlery and kitchen knives-Part5:  Test method for sharpness and sharpness retention (supersedes old 2004 version)
    GB/T 30769-2014:  Test method for sharpness of cutting tools (Chinese national standard)

     

    Product Features

    • Precision displacement sensor with 0.02mm test accuracy;
    • Stable servo drive system simulates actual cutting condition;
    • Constant-pressure clamping unit keeps fixed abrasive paper compression;
    • Fully auto workflow: auto positioning, cutting, paper feeding & out-of-paper alarm;
    • Custom fixture support for blades shorter than 50mm;
    • Multi-layer safety protection for operator and blade protection;
    • Batch test, automatic data calculation and thermal print report output;
    • Dedicated test software with real-time data curve and built-in data storage database.

     

    Technical Parameter & Configuration

    Item

    Spec

    Item

    Spec

    Measurement Tolerance

    0.02 mm

    Vertical Cutting Stroke

    50 mm

    Horizontal Cutting Stroke

    40 mm

    Cutting Speed

    50 mm/s

    Abrasive Paper Pressure

    130 N

    Blade Load Pressure

    50 N

    Standard Blade Length

    >50mm

    Impact Stroke

    20 mm

    Knife Clamp Spacing

    130 mm

    Display Screen

    320X240 LCD

    Overall Dimension

    600×430×400(mm)

    Printer

    Built-in Thermal Mini Printer

    Net Weight

    72 Kg

    Power Supply

    AC 220V 50Hz 200W

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     Configuration :  Test host, professional test software. Air source self-provided (0.5MPa).

     

    Testable Samples
    Household cutlery: stainless steel kitchen knife, fruit knife, chef knife, ceramic knife, western table knife
    Medical cutting tools: surgical scalpel, anatomical blade, disposable medical cutter
    Industrial blades: utility knife, pruning cutter, plastic cutting blade
    Custom miniature blades: customized fixture available for blades shorter than 50mm

    Application Scenarios
    Production line batch random inspection to control unqualified finished knives.
    Lab R&D test for new blade material formulation and edge grinding process.
    Pre-shipment compliance test for EU export cutlery for customs clearance and factory audit.
    Medical blade registration test per GB/T30769-2014 standard.
    Raw material acceptance inspection for outsourced blade procurement.

    Industry Application
    Kitchenware manufacturing: Incoming inspection & finished product QC for stainless steel and ceramic knife factories.
    Medical device industry: Sharpness test for disposable surgical blades for NMPA product registration.
    Third-party inspection labs: Provide EN ISO8442-5 compliant test reports for kitchenware exported to EU market.
    University & R&D institute: New metal material and blade edge processing research.
    Hardware cutter factory: Process optimization for utility knife and industrial cutting blade.

     

    FAQ regarding Fully Automatical Sharpness Tester of Cutlery

    Q1: Can it test small knives less than 50mm blade length?

    A: Custom fixture is available for blades shorter than 50mm.

    Q2: Which standard for EU exported knives?

    A: All EU export products adopt EN ISO8442-5:2021 standard for sharpness inspection.

  • Testable Samples
    Household cutlery: stainless steel kitchen knife, fruit knife, chef knife, ceramic knife, western table knife
    Medical cutting tools: surgical scalpel, anatomical blade, disposable medical cutter
    Industrial blades: utility knife, pruning cutter, plastic cutting blade
    Custom miniature blades: customized fixture available for blades shorter than 50mm

    Application Scenarios
    Production line batch random inspection to control unqualified finished knives.
    Lab R&D test for new blade material formulation and edge grinding process.
    Pre-shipment compliance test for EU export cutlery for customs clearance and factory audit.
    Medical blade registration test per GB/T30769-2014 standard.
    Raw material acceptance inspection for outsourced blade procurement.

    Industry Application
    Kitchenware manufacturing: Incoming inspection & finished product QC for stainless steel and ceramic knife factories.
    Medical device industry: Sharpness test for disposable surgical blades for NMPA product registration.
    Third-party inspection labs: Provide EN ISO8442-5 compliant test reports for kitchenware exported to EU market.
    University & R&D institute: New metal material and blade edge processing research.
    Hardware cutter factory: Process optimization for utility knife and industrial cutting blade.

  • Compliant Standard:

    EN ISO 8442-5:2021: Cutlery and kitchen knives-Part5:  Test method for sharpness and sharpness retention (supersedes old 2004 version)
    GB/T 30769-2014:  Test method for sharpness of cutting tools (Chinese national standard)

  • Product Features

    • Precision displacement sensor with 0.02mm test accuracy;
    • Stable servo drive system simulates actual cutting condition;
    • Constant-pressure clamping unit keeps fixed abrasive paper compression;
    • Fully auto workflow: auto positioning, cutting, paper feeding & out-of-paper alarm;
    • Custom fixture support for blades shorter than 50mm;
    • Multi-layer safety protection for operator and blade protection;
    • Batch test, automatic data calculation and thermal print report output;
    • Dedicated test software with real-time data curve and built-in data storage database.
  • Technical Parameter & Configuration

    Item

    Spec

    Item

    Spec

    Measurement Tolerance

    0.02 mm

    Vertical Cutting Stroke

    50 mm

    Horizontal Cutting Stroke

    40 mm

    Cutting Speed

    50 mm/s

    Abrasive Paper Pressure

    130 N

    Blade Load Pressure

    50 N

    Standard Blade Length

    >50mm

    Impact Stroke

    20 mm

    Knife Clamp Spacing

    130 mm

    Display Screen

    320X240 LCD

    Overall Dimension

    600×430×400mm (W×D×H)

    Printer

    Built-in Thermal Mini Printer

    Net Weight

    72 Kg

    Power Supply

    AC 220V 50Hz 200W

     

     

     

     

     

     

     

     

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