A method for calibrating a gyratory compactor apparatus is provided. User friendly labview software displays results in real time. The kit includes a force calibration kit, external angle calibration kit, and a height tube. Program the compactor for the desired compaction mode. Berti vice president of engineering pine electronics, llc date of issue. The machine is calibrated at matest factory to the selected internal angle. A record of calibration results is maintained at the field laboratory for the equipment listed in figure 61. The model 5850v2 is troxlers newest superpave gyratory compactor and the most advanced, easiest to use gyratory compactor on the market today. The machine is supplied complete with height calibration tool, pc software. A twelve month warranty and troxlers forty years of experience ensure you will be pleased with the performance of your model 4140 gyratory compactor. Superpave gyratory compactor sgc, these external sources of variability should be investigated. The brovold gyratory compactor is a truly portable gyratory compactor for mobile applications. System elements the bm570 gyratory compactor is comprised of. Operation is much like the afg1 and the afg2 uses the same molds.
The gyratory compactor apparatus is of the type being configured to compact and impart an orbital motion to a sample in a mold that defines a mold axis and includes at least one actuator for imparting lateral displacement of the mold relative to a longitudinal axis of the gyratory compactor apparatus. Software communicates with the gyratory compactor via the usb interface utilities are included for transducer check, diagnostic routines and calibration specifications speed normally 30 rpm stress normally 600 kpa, maximum kpa actuator stroke mm 250 internal angle of gyration 0. Gyrocomp gyratory compactor gyrocomp gyratory compactor and pc cylinder moulds cyinder moulds for cold mix compaction example of display low noise air compressor cylinder. Refer to aashto t 312 and troxler model 4140 gyratory compactor instruction manual. The shrp superpave program uses specimen height from each gyration during the consolidation cycle as the basis for asphalt mix design. The history and future challenges of gyratory compaction 1939.
Software communicates with the gyratory compactor via usb interface utilities are included for transducer check, diagnostic routinesand calibration specification. The right gyratory compactor for field qcqa and mix design lab work. It produces asphalt specimens that best predict longterm pavement performance. Gyratory compactor crtgyr a high quality machine with which the user can easily and safely obtain accurate, repeatable results day after day gyratory compaction is considered to be one of the best methods of laboratory compaction for the assessment of compactibility and the manufacture of test specimens. The superpave is the easiest gyratory compactor to operate. This study established the ballbased and the clumpbased discrete element method dem simulation of the superpave gyratory compactor sgc tests. The afg2 gyratory compactor models listed above conform to the directives and standards referenced above. Three models of gyratory compactor troxler 4141, pine 125x, and pine g2 were used to compact specimens.
Tubular frame construction maintains angle of gyration. Us8359900b2 calibration of gyratory compactor apparatuses. Gyratory compactor gyrocomp, asphaltbituminous mixture. Standard method for preparing and determining the density of hot mix asphalt hma specimens by means of the shrp gyratory compactor aashto t 312 glossary corrected relative density % g mmx the density of a specimen determined at x number of gyrations and expressed as a percentage of the maximum theoretical specific gravity of the. The software language can be defined making the interface suitable for any user needs. Gyratory asphalt compactor gyratory compaction impact. Problems with existing compactors are mainly related to build quality and ease of use.
A mold with asphalt specimen is gyrated on its longitudinal axis at a fixed angle while the end platens are held parallel. The machine can be fit with the electromechanical extruder. Superpave gyratory compactor james cox and sons, inc. Compacting bituminous specimens using the superpave gyratory. This completely selfcontained test system weighs less than 350 pounds. Preparing and determining the density of bituminous mixture. Calibration, annual service and maintenance contracts are available for this device. Superpave gyratory compactor by pine instruments prepares hotmix asphalt specimens for superpave mix design operations, and is made in the usa. Specializing in pcb contract assembly with a new smt line, pine electronics is your answer for highmix lowvolume assembly projects for box builds, wire cable harnesses, and unique pcb layouts. The platen side of each mold bottom shall be flat and parallel to its face.
Utilities are included for transducer check, diagnostic routines and calibration. Pine g2 superpave gyratory compactor for asphalt testing pine. In many cases these moulds have to be lifted in and out of gyratory compactors. The agf1s smaller size, along with integral wheels and handles, makes this a truly mobile unit, perfect for field qcqa work yet suitable for laboratory design. Superpave gyratory compactor is a high quality machine with which the user can easily and safely obtain accurate, repeatable results day after day. Gyratory compactor gyrocomp, asphaltbituminous mixture testing. Pine pave software the afg1 is supplied with userfriendly pinepave. The apparatus is supplied complete with pc software, connecting cable, distance plate, steel plate, one pair of loading rings, carrying box. Specify the type of calibration that you need when contacting us. Superpave gyratory compactor complies with shrp superpave specifications. The g2 is a customer favorite because it is userfriendly, reliable, durable, and well supported.
Unlike most compactors 100 and 150mm o moulds can be tested without changing machine parts. The revered scientist lord kelvin william thomson 18241907 is quoted from his lecture to the institution of civil engineers, may 3, 1883 as saying i often say that if you can measure what you are speaking about and express it in numbers you know something about it. The tubular frame design and patented method of inducing gyratory motion ensures an accurate angle every time. Calibration kit for brovold superpave gyratory compactor contains the items needed for calibration of height, force and angle of hm687 gyratory compactors.
The third generation of gyratory compactors for demanding. Since 1958, troxler has been dedicated to developing, manufacturing and servicing precision quality control and measurement equipment, including nuclear gauges, gyratory compactors, and asphalt ignition ovenstroxler model 4140b gyratory compactor. The service provided for your pine gyratory compactor by pine field service technicians will comply with aashto r1817 by using iso 17025certified calibration tools as required. Pine instrument company quality testing instrumentation. Data retrieval from either compactor can be accomplished with pinepave software.
Discrete element modeling for the superpave gyratory. The method achieves this by the application of a vertical stress, typically 600 kpa via platens to a mass of asphaltic mixture inside a 100 or 150mm diameter mould. Make sure the gyratory compactor has been calibrated to an internal angle of 1. Gyratory compactor, superpave, afg2, asphalt compactor. Height calibration puck, timer, angle jig, proving ring, etc. Compaction is achieved by the application of a vertical stress normally 600kpa 87psi via end platens to a known mass of asphaltic mixture within a 150 and 100mm internal o mold.
Chapter 37 tex241f, superpave gyratory compacting of test. A filled gyratory compactor mould is heavy and often very hot. Superpave gyratory compactor software demo youtube. A comprehensive team of engineering, production and support staff located in grove city, pennsylvania saves customers time and money while meeting. The troxler manual outlines the procedures for calibrating the ram pressure, angle of. Gyratory compactor is considered one of the best methods of laboratory compaction for the assessment of compactibility and the manufacture of test specimens. One of the best methods of laboratory compaction is considered to be gyratory for not only the materials assessment of compactibility, but also the production of test samples. The pine instrument company portable gyratory compactor afg1 is the first compactor that allows the operator to take the machine to the material. The machine is supplied complete with height calibration tool, pc software, air hose, operating instructions and. History is a dynamic tapestry of facts and perceptions, dates and personalities.
The history and future challenges of gyratory compaction 1939 to 2001. It has an integrated cooling table, builtin specimen extruder and a large tabletop workspace. In this update of the dependable afg1 compactor, we have incorporated features that todays mix design laboratories need in a gyratory compactor while retaining the reliable performance of the afg1. Gyrocomp gyratory compactors, used for the past twenty years all over the. We are the exclusive representative of pine instrument company in north carolina, south carolina and georgia. Gyratory compactor gyrocomp testing equipment for the. Calibration kit for brovold gyratory compactor gilson co. Pine afgbcal gb1 calibration kit pine test equipment. A remote test control is available trough a dedicated software, provided in bundle. It operates with 110 volt power, requiring less than 12 amps. Pine g2 superpave gyratory compactor for asphalt testing. The internal diameter of the molds for each compactor were measured starting the bottom, and in 1.
Gyrotronic gyratory compactor is used to simulate and reproduce the real. Equipment calibration requirements equipment requirement min freq procedure balances verification 12 mo. Compaction is achieved by the application of a vertical stress normally 600kpa 87psi via end platens to a known mass of asphaltic mixture within a 150 and 100mm 6 and 4inch internal o mold. Chapter 37 tex241f, superpave gyratory compacting of test specimens of bituminous mixtures section 2 apparatus 200f, bituminous test procedures 374 0899 0105 the ram heads shall stay perpendicular to its axis. By thomas harman, john bukowski, francis moutier, gerald huber, and robert mcgennis.
The model 4140b gyratory compactor is built to shrp specifications. The pine instrument company portable gyratory compactor afg1 is the first. Superpave gyratory compactors fhwa us department of. In recent years, however, this basic assumption of the equivalency of properly calibrated compactors has been called into question. Afg2 superpave gyratory compactor operation manual pine.
You can depend on instrotek to provide you the superior and timely service you need when your production schedule is on the line. The afg2 is our next generation gyratory compactor. This angle, along with the consolidation pressure, gyration number, and specimen height is displayed throughout the compaction process. We offer oem parts and iso 17025 calibration services for pine gyratories.
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