PAVEMENT TECHNOLOGY DIVISION

ASPHALTS AND EMULSIONS

  • testing of road, modified and other asphalts,

  • testing of asphalt emulsions,

  • evaluation of the properties of asphalts and asphalt emulsions in relation to the requirements of PN-EN standards

  • extended evaluation of asphalt properties (rheological properties, functional properties according to PG, group composition, rheological tests in a DMA rheometer, microscopic evaluation)

  • modification of asphalt binders,

  • testing of asphalt additives,

  • scientific and research work,

  • control studies, expert opinions, scientific and technical opinions,

  • implementation of new technical and technological solutions.

 

TESTING METHODS

1.   Asphalt penetration

PN-EN 1426
2.   Asphalt softening temperature according to ball and ring method

PN-EN 1427
3.   Fraass asphalt breaking point

PN-EN 12593
4.   Ductility with force measurement

PN-EN 13589,
PN-EN 13703
5.   Spring return

PN-EN 13398
6.   Viscosity

ASTM D 4402
7.   Kinematic viscosity

PN-EN 12595
8.   Dynamic viscosity

PN-EN 12596
9.   Ignition temperature by the Cleveland open-cup method

PN-EN ISO 2592
10.   Content of parts insoluble in n-heptane

ASTM D 4124
11.   Content of parts insoluble in toluene

PN-C-97057
12.   Determination of solubility

PN-EN 12592
13.   Determination of density and relative density

PN-EN ISO 3838
14.   Paraffin content

PN-EN 12606
15.   Adhesion to aggregates

PN-B-06714/22
16.   Storage resistance of modified asphalts

PN-EN 13399
17.   RTFOT simulation of technological ageing

PN-EN 12607-1
18.   PAV simulation of operational ageing

PN-EN 14769
19.   G* composite modulus, δ phase shift angle under load in the operating temperature range of the DSR dynamic shear rheometer

PN-EN 14470
20.   Creep and relaxation under MSCR repeated stress pulse

ASTM D7405
21.   Low-temperature creep tests in the Bending Beam Rheometer (BBR)

PN-EN 14771
22.   Physical hardening tests

AASHTO T313
23.   Adhesion to aggregates

PN-EN 12697-11 (A)
24.   Cohesion tests on modified asphalts - Vialit impact method

PN-EN 13588
25.   Testing in a dynamic mechanistic analyser (DMA) allowing for measurements in bending, tension, compression, shear over a wide range of frequencies and temperatures  
26.   Evaluation of polymer dispersion in modified asphalts by fluorescence microscopy

PN-EN 13632
27.   Group composition studies of asphalts by thin layer chromatography (TLC) with flame ionization detector (FID)  
28.   Binder runoff

PN-EN 12697-18
29.   FTiR infrared spectroscopy tests.  
30.   Emulsion testing, testing according to EmA-99

PN-EN 13808