Analytical Individual Examination

Clay, loam, filter cake, operating mass, etc.

Claystone, shale, natural stone, hard material, etc.

Brick, ceramic, chamotte etc.

Drying at 105 degree until weight constancy

according to DIN 18 121 

Water absorbency with 24-hour measuring

according to DIN 18 132

Atterberg method

according to DIN 18 122 & DIN 18 196 (classification)

Cu(II) triethylenetetramine method

Hydrometer analysis and sieving with norm testing sieve set

according to DIN 18 123

< 2 µm: separation in centrifugal field with high-performance centrifuge
2 - 63 µm: gravity field separation with Atterberg cylinder
> 63 µm: sieving with norm testing sieve set

Semiquantitative determination of the mineral content of the overall fraction with XRD

Semiquantitative determination of the mineral content of the overall fraction with XRD and FTIR

Semiquantitative determination of the mineral content with XRD and FTIR of the overall as well as the fraction of clay (< 2 µm); incl. ultrasonic treatment and grain size factionation

Test for 12, 20 or 40 elements

according to DIN/EN/ISO 12 677

according to DIN ISO 10 694

according to DIN ISO 10 694

Sum parameter of all carbonates (calcite, dolomite etc.)

according to DIN 18 129

Determination of coarse carbonate of the fraction > 250 µm; incl. fractionation and infrared spectroscopy (FTIR) of all crystalline carbonate phases

Microscopic-visual analysis of sieve fraction to check for interfering coarse components

carbonates, qypsum, pyrite, markasite, wood, plant residue etc.

Determination of the amount of respirable quartz in the fraction < 5 µm; incl. fractionation and infrared spectroscopy (FTIR)

XRD and FTIR; incl. reflected light photo-micrographs

bloom defects, visible inclusions, blistering, discolorationg etc.

Scanning electron micrographs for damage analysis of the microstructure of fired brick products; incl. photo documentation

according to DIN 51 081 (1.050 °C)

according to DIN ISO 10 694

according to DIN 51 006 / 51 007 

Plastically driven specimens for determination of the ceramic-technological characteristics

dimensions: 80 x 40 x 15 mm 

Vacuumized specimens out of laboratory extruder for determination of the ceramic-technological characteristics

dimensions: 80 x 33 x 14 mm

Texture-free compressed specimens for determination of thermal conductivity, density and der compressive strength of the ceramic body

dimensions: 120 x 120 x 35 mm

Production and firing of specimens for determination of compressive strength according to in-house standards

Production of rod shaped specimens and determination of bending while firing

Plastically driven specimens

dimensions: 80 x 40 x 15 mm

Vacuumized specimens out of small laboratory extruder

dimensions: 80 x 33 x 14 mm

Vacuumized specimens out of large laboratory extruder

dimensions: cylinder Æ 74 mm/105 mm, 124 x 44 mm, 42 x 42 mm and 250 x 65 mm, 85 x 20 mm

Texture-free compressed specimens

dimensions: 120 x 120 x 35 mm

Tabular documentation of examination results in PDF format, on request also by post; incl. photo documentation of test specimens

Tabular documentation of examination results and examination report as supplementary explanation in PDF format, on request also by post; incl. photo documentation of test specimens

Documentation and assessment of examination results from terrain and laboratory tests as well as a detailed expert report with graphical illustration (as required: maps, geological profile sections, thematic maps etc.), methodological description and technical suggestions; incl. photo documentation of test specimens/cores

Short expert report with tabular documentation in PDF format,  on request also by post; incl. photo documentation of test specimens

Site inspections and consultancy appointments; if applicable incl. sampling, 48-hour lead time for appointment in Germany

Individual geological expertises (desk research) and market research, use of all available contacts to geological authorities, databases, etc.