Pin on Disc Wear Testing

March 19, 2018 | Author: Bhargav Chaitanya | Category: Wear, Phonograph, Bearing (Mechanical), Friction, Frequency


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Description

PIN ON DISK TEST MACHINE• Performs Tests under Sliding Wear Conditions • Used for Materials, Coatings and Fluids • Simple, Quick and Easy Test Methods • Measures Wear, and Friction • Versatile Test Conditions • Meets ASTM G99 Originally designed and developed by the NASA Lewis Research Center. an electronic force gauge for measuring the friction force. and user-defined test parameters. turn count. Wear is quantified by measuring the wear groove with a profilometer and measuring the amount of material removed. Since pins can be fabricated from a wide range of materials virtually any combination of metal. or storing data for analysis. PC-Stripchart can be used to calculate the average over a specified period of time and then display or print the result. composite. glass. Rotating the turntable while applying this force to the pin includes sliding wear as well as a friction force. ASTM G99-95a. a fixture which accommodates disks up to 2.) . Designed for unattended use. ASTM Specification G 99 . or ceramic substrates can be tested. The principle areas of experimental attention in using this type of apparatus to measure wear are described. Included with the Falex ISC-200PC is a weight set capable of applying contacts stresses up to 2 GPa. The Falex ISC-200PC operates much like a conventional record player. The cup-like enclosed fixture permits the use of liquid lubricants during a wear test. Software included with the ISC-200PC provides for quick calculation of the Hertzian pressure between the pin and disk. linear velocity. and any other desired test variables such as friction limit and number of rotation. plastic. reliable system operation meeting even the most demanding wear test requirements. The motor driven turntable produces up to 180 rpm. A pre-determined Hertzian pressure is automatically applied to the pin using a system of weights. The coefficient of friction can also be determined. the unit’s precision components and solid state circuitry ensure accurate. Data can be viewed as it is recorded or accumulated over an extended period of time and later retrieved for display or printing. the load.FALEX PIN ON DISK TEST MACHINE The Falex ISC-200PC Tribometer uses a pin-on-disk system to measure wear. PC-Stripchart features a data compression capability which allows many hours of data to be condensed and displayed on a single screen or printed on a single sheet of paper. printing. Users simply specify the turntable speed. The unit consists of a gimbaled arm to which the pin is attached.75” in diameter. a user need only place the test material into turntable’s fixture and specify the test variables. and a unique computer chart recorder for displaying. To smooth dat. Materials are tested in pairs under nominally non-abrasive conditions.“Standard Test Method for Wear Testing with a Pin-on-Disk Apparatus” Scope: A laboratory test procedure for determining the wear of materials during sliding using a pinon-disk apparatus. This data can be stored and printed along with the friction traces. PC-Stripchart also displays the test time. (Ref. DATA ACQUISITION The friction coefficient signal is displayed in real time on a color monitor using Falex’s PCStripchart. Hertz stress • integrity of thin films and coatings Test Variables • sliding speed • Hertzian pressure applied • disk material • pin material • lubrication conditions • high temperature (optional) • controlled atmosphere (optional) 150 lbs 120 V / 220 V (optional) 2 amps 50 or 60 cycles ±0.FEATURES AND SPECIFICATIONS Pin Pin Radius Vertical Loads Contact Stresses Turntable Sample Size Speeds 0. 800.25% full scale 0-454 g (standard) up to 2.25” up to 10 N up to 2 GPa (depending on materials) up to 2.75” diameter up to 180 rpm 400.0625” to 0. 1500 rpm (optional) Weights Vertical weights 1 to 2000 grams (weight set included) Table Dimensions Width Depth Height Weight Shipping weight Electrical Voltage Current Frequency Force Gauge Accuracy Range Output 17” 12” 8” Materials • metals • glass • plastics • composites • ceramics • coatings • bonded film lubricants Includes • test machine • personal computer • data Acquisition Softwre Measures • coefficient of friction • wear behavior between materials • wear behavior vs.3 kg (optional) Digital and analog Data Acquisition PC-StripchartTM included Supports most paper chart recorders Software Included Data Smoothing Software Hertz Pressure Calculation Software . Belgium as unique European test / consulting center for tribology Falex Test Apparatus for Materials Testing Lubricants Pin and Vee Block Timken EP Panel Coker Four Ball Wear High Temperature Wheel Bearing Dry Bath Turbine Oil Rust Hydrolytic Stability Isothermal Oxidation Block-on-Ring Tapping Torque High Temperature/High Speed Bearing Four Ball EP Thermal Oxidation Stability (L60-1) Fretting Wear Grease Corrosion Test Hydraulic Fluid Pump Stand (Vickers) Materials Journal Bearing Crossed Cylinders Pin on Disk Magnetic Media and Paper Wear Face Clutch System Dual Drive Rolling Contact Fatigue Multi-Specimen Low Velocity Friction Apparatus Coefficient of Stoption Life Performance Thin Coating Wear (Electrical Contacts) High Speed Bearing/Mechanical Clutch Abrasion and Erosion Dry Sand/Rubber Wheel Air Jet Erosion Falex Corporation .com . ASME • Custom Engineering New Falex /Packer Tribology Solutions : Joint venture for failure analysis and program development including expert consulting and research equipment Falex Tribology NV : Joint venture of Falex Corporation and University of Leuven. IL 60554 Phone: 630/556-3669 Fax: 630/556-3679 Email: [email protected]. NLGI. . B-3001 Heverlee Phone: +32-16-407965.com Falex Tribology N. ASTM.com Website: www.Belgium Technologielaan 11-0001. Fax : +32-16-405128 Email: [email protected] and Petroleum Test Equipment For Over 75 years Contact Falex for all your fluid and material testing • Standard & Custom Test Apparatus • Repair/Rebuild Services • Instructional Seminars • Contract Laboratory Testing • Surface/Subsurface Characterization • Maintenance and Calibration Services • Members STLE.com Website: www.falexint.falex.USA 1020 Airpark Drive Sugar Grove.
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