JK-LWRT-55 Load Wheel Rolling Tester

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Detailed The instrument is designed and made as per T0755 “Emulsified Asphalt Slurry Seal Mixture Rolling Test” in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway Engineering. It is suitable to determine asphalt quantity in the emulsified asphalt slurry seal mixture to ascertain whether there is too much asphalt, so that to set upper limit for asphalt used. The instrument is used to decide the preferred asphalt quantity in the emulsified asphalt slurry seal mixture together with wet wheel abrasion tester. Main technical parameters 1. Rotation speed of motor: 1400 RPM; 2. Rolling frequency: 44 times/min; 3. Radius of crank: 150 mm; 4. Loading weight: total weight of vehicle and addition weight is 56.7 kg; 5. Moving distance of vehicle: 300 mm; 6. Hardness of rubber wheel: 70; 7. Sample plate: 77mm×407mm, made of stainless steel; 8. Test mold: the thicknesses of them are 3 mm, 5 mm, 6 mm, 8 mm, and 10 mm respectively. Their sizes are all 50 mm×380mm; 9. Power supply: Three phases, 380 V/50 Hz; Motor power is 550 W;

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Shanghai Jingke Scientific Instrument Co., Ltd.

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