MTSH-39 asphalt mixture pavement structure depth meter
A detailed description
The method is suitable for determining the surface structure depth of the crushed asphalt mixture test piece, and is used for testing the mix ratio design of the asphalt mixture.
Instruments and materials
Artificial sanding instrument: consists of a cylinder and a push plate.
Measuring sand cylinder: one end is closed, the volume is 25mL±0.15mL, the volume V can be determined by weighing the water in the sand cylinder, and the height is adjusted to make the volume meet the specified requirements. With a special scraper, the amount of sand in the mouth is smoothed.
Pushing the flat plate: The push plate should be made of wood or aluminum with a diameter of 50mm. The bottom surface is glued with a 1.5mm thick rubber piece with a cylindrical handle.
Scratch ruler: Replace with a 30cm steel ruler.
Sand: A sufficient amount of dry and clean homogeneous sand with a particle size of 0.15mm~0.3mm.
Measuring rule: a steel ruler, a steel tape measure, or a dedicated structural depth gauge that has been converted into a structural depth by the formula (1) as a scale unit.
Other: sand container (small shovel), broom or brush, windshield, etc.
The company produces the following equipment for you to choose from, other auxiliary equipment can provide:
Asphalt Mixture Pavement Construction Depth Instrument Model: SYD-0731 Code: BV
main feature:
Plastic one-time precision casting to ensure integrity.
The main technical parameters:
Measuring cylinder, volume 25±0.15 mm
2, paving board. Attach a 2-4 mm rubber sheet below
3, the windshield
4, the construction depth gauge
5. Weight: 3KG
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