CATEGORIES

    Metallographic Sample Polishing Machine

    Overview Products Knowledge Standards Terms
    The metallographic sample polishing machine uses a rotating polishing disc and abrasives to mechanically grind the surface of metal samples, removing cutting marks and deformation layers to achieve a flat and smooth surface. It is used to prepare metallographic analysis samples, facilitating the observation of the material's microstructure and defects under a microscope.
    Selection
    When selecting a metallographic sample polishing machine, consider the hardness and size of the sample material to match the rotational speed and pressure range of the polishing disc. Check the compatibility of abrasives and the ease of replacement to ensure safe and stable operation. Evaluate the durability and maintenance costs of the equipment based on the laboratory space and budget.

    Terms

    Three-point bending
    Laboratory coater
    Metallurgical microscope
    Tensile Tester
    Binocular Metallographic Microscope
    Bursting strength
    Inverted Trinocular Metallurgical Microscope
    Adhesion Retention Tester
    Low Temperature Tensile Test Chamber
    Ring Crush Sampler

    Standards

    Active GB/T 21196.2-2007
    Textiles - Determination of the abrasion resistance of fabrics by the Martindale method - Part 2: Determination of specimen breakdown
    Incoming GB/T 21196.2-2025
    Textiles—Determination of the abrasion resistance of fabrics by the Martindale method—Part 2: Determination of specimen breakdown
    Active GB/T 12829-2006
    Rubber, vulcanized or thermoplastic - Determination of tear strength of small test pieces (Delft test pieces)
    Active GB/T 462-2023
    Paper, board and pulps—Determination of moisture content of analytical sample
    Active GB/T 40302-2021
    Plastics—Determination of burning behaviour of thin flexible vertical specimens in contact with a small-flame ignition source
    Active GB/T 1927.4-2021
    Test methods for physical and mechanical properties of small clear wood specimens—Part 4: Determination of moisture content
    Active GB/T 1927.5-2021
    Test methods for physical and mechanical properties of small clear wood specimens—Part 5: Determination of density
    Active GB/T 32616-2016
    Textiles—Tests for colour fastness—instrumental assessment of change in color for determination of grey scale rating
    Active GB/T 35259-2017
    Textiles—Tests for colour fastness—Method for the instrumental assessment of the colour inconstancy of a specimen with change in illuminant（CMCCON02）
    Active GB/T 18658-2018
    Charpy V-notch reference test pieces for indirect verification of pendulum impact testing machines
    Active GB/T 44202-2024
    Sample preparation for testing aging degree of silk textile in museum collections
    Active GB/T 10739-2023
    Paper,board and pulps—Standard atmosphere for conditioning and testing
    Active GB/T 22896-2008
    Paper and board - Determination of curl - Single vertically suspended test piece
    Active GB/T 22906.1-2008
    Testing of cores - Part 1: Sampling
    Active GB/T 22906.2-2008
    Testing of cores - Part 2: Conditioning of test samples

    Instruments

    YUZHOU PG-1A metallographic sample polishing machine, classic throwing plate diaMeter 230mm
    YUZHOU PG-1A metallographic sample polishing machine, classic throwing plate diaMeter 230mm

    Discard diaMeter 230mm, Rotation speed 900rpm, transmission smooth low noise, easy operation and maintenance, suitable for a variety of material polishing needs.

    $ 332.00
    YUZHOU PG-1 Metallographic Sample Polishing Machine, Classic, 230mm diaMeter
    YUZHOU PG-1 Metallographic Sample Polishing Machine, Classic, 230mm diaMeter

    Disposal diaMeter 230mm, Rotation speed 900rpm, smooth transmission and low noise, easy operation and maintenance, suitable for a variety of material polishing requirements.

    $ 275.00
    YUZHOU PG-2A metallographic sample polishing machine, double disc independent control polishing equipment
    YUZHOU PG-2A metallographic sample polishing machine, double disc independent control polishing equipment

    Double disc independent control can be operated by double person at the same time, the diaMeter of the throwing disc is 230mm, the Rotation speed is 900rpm, the transmission is stable and the noise is small, and the operation and maintenance are convenient.

    $ 485.00
    YUZHOU PG-2 metallographic sample polishing machine, double disc independent control, throwing disc diaMeter 230mm
    YUZHOU PG-2 metallographic sample polishing machine, double disc independent control, throwing disc diaMeter 230mm

    Double disc independent control can be operated by double person at the same time, the diaMeter of the throwing disc is 230mm, the Rotation speed is 900rpm, the transmission is stable and the noise is small, the operation and maintenance are convenient, and it is suitable for polishing requirements of various materials.

    $ 485.00
    YUZHOU DPF-2 electrolysis polishing corrosion instrument, metallographic sample preparation instrument 60V25A high current electrolysis polishing
    YUZHOU DPF-2 electrolysis polishing corrosion instrument, metallographic sample preparation instrument 60V25A high current electrolysis polishing

    With 60V DC voltage and 25A current output to meet the needs of large area samples; equipped with electrolysis liquid circulation and chill down device to ensure polishing conformity and Stability.

    $ 5286.00
    YUZHOU PG-2D Metallographic Sample Polishing Machine, Double Disc Independent Operation Different Rotation speed Cabinet structure
    YUZHOU PG-2D Metallographic Sample Polishing Machine, Double Disc Independent Operation Different Rotation speed Cabinet structure

    Rotation speed of 700rpm and 900rpm, equipped with a water supply system for polishing and drawer-type sewage collection box, smooth transmission and low noise, the diaMeter of the throwing plate is 230mm suitable for a variety of materials.

    $ 727.00
    YUZHOU PG-2C metallographic sample polishing machine, double disc independent operation, throwing disc diaMeter 230mm
    YUZHOU PG-2C metallographic sample polishing machine, double disc independent operation, throwing disc diaMeter 230mm

    Double disc independent operation can be used by double persons at the same time, the diaMeter of the throwing disc is 230mm, equipped with a polishing water supply system and a drawer-type sewage collection box, the transmission is smooth and the noise is low.

    $ 570.00
    YUZHOU MP-2A Metallographic polish-grinding machine stepless speed regulation double disc grinding and polishing
    YUZHOU MP-2A Metallographic polish-grinding machine stepless speed regulation double disc grinding and polishing

    Double disk system independent control of grinding polishing, stepless speed range of 50~ 1400rpm, cabinet structure is easy to store consumables, equipped with chilled down water pipe to support wet grinding, suitable for a variety of sample processing processes.

    $ 3091.00
    YUZHOU PG-2B metallographic sample polishing machine, double disc independent control, throwing disc diaMeter 230mm
    YUZHOU PG-2B metallographic sample polishing machine, double disc independent control, throwing disc diaMeter 230mm

    Double disc independent control can be used for double person operation at the same time, smooth transmission and low noise, throwing disc diaMeter 230mm, Rotation speed 650rpm or 800rpm optional, easy operation and maintenance.

    $ 648.00
    YUZHOU PG-2DA metallographic sample polishing machine, double disc stepless speed control cabinet structure
    YUZHOU PG-2DA metallographic sample polishing machine, double disc stepless speed control cabinet structure

    Double disc independent operation, Rotation speed 50~ 1400rpm stepless speed regulation, throwing disc diaMeter 230mm, equipped with water supply system and drawer type sewage box, smooth transmission and low noise.

    $ 1328.00
    HAOXINDA HMP-1AB Automatic Metallographic polish-grinding machine Single disc pre-grinding and polishing machine
    HAOXINDA HMP-1AB Automatic Metallographic polish-grinding machine Single disc pre-grinding and polishing machine

    Single disc design integrated pre-grinding grinding polishing function, support stepless speed regulation 100-1000rpm and four speed regulation, pressure range 35-150N, equipped with electromagnetic clutch locking and automatic cleaning system, smooth and safe operation.

    $ 4914.00
    YUZHOU YMPZ-2 Metallographic polish-grinding machine Automatic grinding and polishing equipment
    YUZHOU YMPZ-2 Metallographic polish-grinding machine Automatic grinding and polishing equipment

    The servo motor is used to provide 750W and 400W power, and supports stepless speed regulation and four-speed speed regulation from 50 to 1000rpm. It has a double-disc design, a grinding head electromagnetic lock, and ten program storage functions.

    $ 6657.00
    YUZHOU YM-2A Metallographic sample polishing machine, pre-mill double person operation wet grinding water supply system
    YUZHOU YM-2A Metallographic sample polishing machine, pre-mill double person operation wet grinding water supply system

    It can be operated by double person at the same time, equipped with water supply system for wet grinding, smooth transmission and low noise, throwing disc diaMeter 230mm, Rotation speed can be selected 400rpm or 500rpm, easy operation and maintenance.

    $ 644.00
    YUZHOU ZPG-300 vibration polishing machine, physical polishing tool, horizontal vibration technology
    YUZHOU ZPG-300 vibration polishing machine, physical polishing tool, horizontal vibration technology

    Horizontal Vibration Technology, Vibration Frequency 45-200Hz Adjustable, Throwing plate diaMeter 300mm, can handle multiple samples and automatically complete the polishing process.

    $ 5834.00
    YUZHOU YMPZ-2-300 Metallographic polish-grinding machine double disc stepless speed regulation pneumatic pressure automatic grinding
    YUZHOU YMPZ-2-300 Metallographic polish-grinding machine double disc stepless speed regulation pneumatic pressure automatic grinding

    Double disc design supports independent operation of grinding and polishing, stepless speed range of 20~ 120rpm, pneumatic pressurization and magnetic quick disc change structure, equipped with automatic locking and water outlet functions, can simultaneously clamp 6 samples to achieve efficient automatic sample preparation.

    $ 9400.00

    Articles

    Application of Drop Hammer Impact Testing Machine in Evaluating Impact Resistance of Composite Materials
    This article introduces how the drop-weight impact testing machine evaluates the impact resistance of composite materials. The test releases a weight to strike the specimen, measuring parameters such as energy absorption, peak load, and damage area, simulating low-velocity impacts like tool drops.
    Impact of the Fixture Design of a Drop Hammer Impact Tester on the Plastic Impact Strength Results
    This article primarily discusses the impact of the fixture design of a drop-weight impact testing machine on the results of plastic impact strength tests. The geometric parameters of the fixture, clamping method, and contact surface material can alter the stress state and energy transfer of the specimen, thereby affecting the accuracy of the test data.
    Transverse Burst Strength Tester for the Evaluation of Impact Resistance of Corrugated Cardboard
    This article explains how a lateral bursting strength tester is used to evaluate the impact resistance of corrugated cardboard. It measures the energy absorbed by the cardboard at the point of rupture using the pendulum impact principle, requiring the preparation of specimens according to standards and the control of environmental conditions during testing.
    Electronic Tensile Testing Machine Measures the Right-Angle Tear Strength of Films
    This article explains how to measure the right-angle tear strength of films using an electronic tensile testing machine. During the test, a film specimen with a right-angle notch is first clamped onto the testing machine and stretched at a constant speed. The machine records the changes in force during the tearing process.
    Rubber abrasion tester measures tire wear resistance.
    The rubber abrasion tester evaluates wear resistance by simulating the friction between tires and road surfaces. It uses a grinding wheel to rub against rubber specimens under set conditions, measuring mass loss and converting it to volume loss to assess material performance.
    Pendulum Impact Tester Evaluates Impact Strength of Glass Fiber Reinforced Nylon
    This article introduces the use of a pendulum impact tester to evaluate the impact strength of glass fiber reinforced nylon. The test is based on the principle of energy conservation, where the energy absorbed by the material is calculated by measuring the height difference of the pendulum before and after impacting the specimen, thereby quantifying its impact resistance.
    Charpy Impact Tester Evaluates Brittle Fracture of Carbon Fiber Plates
    This article explains how to use a simply supported beam impact testing machine to evaluate the brittle fracture characteristics of carbon fiber plates. During the test, a pendulum impacts the sample, and the energy absorbed by the material during fracture is calculated based on the energy difference, which helps determine its tendency toward toughness or brittleness.
    Salt spray test chamber for testing the corrosion resistance of plastic coatings.
    The salt spray test chamber accelerates the testing of the corrosion resistance of plastic surface coatings by simulating a salt spray environment containing chloride ions. The test is conducted in accordance with international standards such as ASTM B117 or ISO 9227, and the process includes sample preparation, salt spray exposure, and result evaluation.
    Vicat Softening Point Tester evaluates the heat deformation resistance of resins.
    The Vicat softening point tester is used to measure the thermal deformation resistance of resins. It heats and applies pressure to the specimen until it deforms by 1 millimeter, recording the temperature at that point as the softening point.
    The Taber Abraser evaluates the wear resistance of coatings.
    The Taber abrasion tester simulates surface wear of materials through rotational friction, used to evaluate the wear resistance of coatings. During testing, a grinding wheel is used to rub the specimen under a fixed load, and performance is quantified by measuring mass loss or thickness changes after a specified number of cycles.
    Cupping test instrument detects the cracking resistance of coatings under deformation.
    This article introduces how the cupping test instrument detects the cracking resistance of coatings under deformation. It uses a spherical punch to uniformly press against the back of the sample, causing the coating to bulge with the substrate, simulating biaxial stretching until the coating cracks. The indentation depth at this point is recorded as the key indicator.
    The Taber stiffness tester is used for measuring the bending stiffness of paperboard.
    The Taber stiffness tester is used to measure the bending stiffness of paperboard. Its principle involves applying a known bending moment to the specimen and measuring its resistance to deformation. Bending stiffness is a key performance indicator of paperboard, affecting its processing suitability and packaging functionality.
    The laboratory pulp wet disintegrator is used for pulp disintegration treatment.
    The laboratory pulp wet disintegrator is a device used to simulate the industrial pulping process. It disperses pulp fibers into individual fibers or small fiber bundles through mechanical action, while simultaneously promoting fiber swelling and fibrillation, thereby providing standardized samples for subsequent performance evaluation.
    Key Operation Points of Carton Burst Strength Tester
    The carton bursting strength tester is used to measure the maximum force that paperboard can withstand before rupturing under uniform pressure, which is important for packaging quality control. Before operation, ensure that the instrument is stable and the calibration is valid. The samples should be cut according to standards and conditioned under standard temperature and humidity conditions.
    Principle and Operation of Packaging Tear Strength Tester
    This article introduces the working principle and operation method of the packaging tear strength tester. It employs the Elmendorf tear method, where a pendulum falls to tear the sample, and the energy loss is measured to calculate the tear strength.