DATA SHEET Sheet 1 Page 1
CARATH 1500-D
VDEh number: 0 0 1 8 01 50 23 50
basic raw material: high mullite fireclay
max. service temperature [°C]: 1500
chemical analysis [%]:
Al2O3 54
SiO2 40
Fe2O3 1
material consumption [kg/m³]: 2250
cold crushing strength [MPa] after drying at 110 °C: 60
bonding: hydraulic
grain size [mm]: < 10, < 5
water required [l/100 kg]: 8-9
storage limit: dry storage, 12 month
The given quality values are guide values from the current production and refer to samples or test bodies according
to DIN 51010 considering the processing guidelines
draw up: date: released: controlled: revision: product group: UIFOVK40/09 filename:
KL 12/97 12/97 03/03 04 Masses Carath 1500 D
DATA SHEET Sheet 2 Page 1
Additional information to explain the product (typical data):
CARATH 1500-D
thermal conductivity by the hot wire
method [W/mK] at:
200 °C 1,20 800 °C 1,27 1400 °C 1,52
400 °C 1,22 1000 °C 1,32
600 °C 1,24 1200 °C 1,41
linear thermal expansion coefficient [10 -7 K-1]
between 20 °C and 1100 °C: 58
cold crushing strength [MPa] after 5 h firing at:
800 °C 1200 °C 35
1000 °C 35 1400 °C 30
permanent linear change [%] after:
drying at 110 °C -
firing at 1450°C, 24 h + 0,97
thermal shock resistance DIN 51068,
part 1,after firing at 950 °C
number of quenching in water [n] 39
refractoriness under load, DIN 51053 t 0,5 [°C] load 0,1 MPa 1345
refractoriness under load with rising
temperature ta [°C]
load 0,1 MPa 1450
creep in compression at constant temperature
compression 0,1 MPa, test temperature 1200°C
ε25 [%]: 0,47
S25-15 [%/h]: 0,031
mean specific heat [kJ/kg K] between
20 °C and 400°C 0,96
20 °C and 1200 °C: 1,06
characteristic feature:
preferred ranges of application:
draw up: date: released: controlled: revision: product group: UIFOVK40/09 filename:
KL 05/98 05/98 03/03 03 Masses Carath 1500 D
