6.3 Electrical
Engineering
| Area
of Application |
Parts
|
Why
use ceramic? |
Materials
|
| Insulators |
Antenna rods,
spacers,
feed-throughs,
terminating sockets,
threaded pipes,
retaining pins,
sleeves,
adjusting pins,
contact spring holders,
potentiometer rings,
regulator brings,
regulator sockets,
tubes,
switch pins,
slotted tube plates,
protective tubes,
external fuse tubes,
fuse housings,
fuse bodies,
fuse tubes,
fuse sockets,
fuse bases,
resistor bodies
|
Electrical insulation,
low loss factor,
mechanical strength
|
Steatite,
cordierite,
mullite,
aluminium oxide,
magnesium oxide
alumina porcelain
|
Table 19: Applications in electrical engineering
and insulators
Figure 118: Electrical fuse bodies, sockets,
etc.
Figure 119: Resistor bodies
Figure 120: Sockets
Figure 121: Low-voltage power fuses
Figure 122: Feed-throughs, sockets and
insulators for halogen lamps
Figure 123: Heating element supports
| Area
of Application |
Parts
|
Why
use cermic? |
Materials
|
| High-temperature
insulators |
Terminating clamps,
sockets,
spark protection chambers,
spark protection plates,
housings,
segment radiators
glow plugs,
base plates,
heat conductor pipes,
heat conductor supports,
oven connection terminals,
insulating beads,
chamber plates,
terminals,
lamp sockets,
perforated strip,
perforated plate,
multi-hole tubes,
protective tubes,
external fuse tubes,
support strips,
corbels,
indexable inserts,
resistor bodies,
spark electrode holders,
spark plugs,
strain relief pieces
|
Electrical insulation,
low loss factor,
mechanical strength,
temperature resistance, resistance to thermal shock
|
Steatite,
cordierite,
mullite,
aluminium oxide,
magnesium oxide
|
| |
Fuel cells,
sensors
|
Ionic conduction |
Zirconium oxide |
| |
Transformers |
Good heat-resistance |
Aluminium oxide,
aluminium nitride
|
| |
Heat sinks |
Very high thermal conductivity
and electrical insulation |
Aluminium oxide,
aluminium nitride
|
Table 20: Thermally stressed insulators
for electrical engineering
Figure 124: Various insulators
Figure 125: Insulating tubes (multi-hole
tubes)
| Area
of Application |
Parts |
Why
use ceramic? |
Materials
|
| High-voltage
engineering
|
Feed-throughs,
open-air insulators,
housing insulators,
high frequency insulators,
hollow insulators,
long rod insulators,
high-strength supports,
overhead line insulators,
supports
|
Mechanical strength,
resistance to ageing,
electrical insulation
|
Alumina porcelain
quartz porcelain,
steatite
|
Table 21: Applications in high-voltage
engineering
|
|
