ALUMINA C799

ALUMINA C799

ALUMINA C799

ALUMINA C799

Basic properties

Very hard Abrasion resistant Can be milled with great precision Can be polished Stable at high temperatures No open porosity Excellent electrical properties Chemically inert High corrosion resistant.

Applications

Mechanical components Pistons, pump stages Mechanical seals Sealing bushes Faucet keys and seats Electrical insulator Pyrometry Laboratory items, crucibles Vacuum items Welding nozzles.

Realisations

Chemical composition: Aluminium Oxide 99,7% / Silica: 0,05% / Magnesia 0,03 % Sodium Oxide 0,15% / Iron oxide 0,02% / Calcium Oxide 0,03% / Titanium Oxide <0,01 / Boron Oxide <0,02%

SILICON NITRIDE

SILICON NITRIDE

SILICON NITRIDE

SILICON NITRIDE

Basic Properties

Excellent mechanical properties even at high temperature
Light
Low inertia
High hardness
Excellent resistance to friction and wear
Very high resistance to thermal shocks

Applications

Welding nozzles
TIG and plasma cutting (RSBN)
Bearings, shell bearings
Metal working tools
Inspection gauge
Bearing balls

Realisations

ALUMINIUM NITRIDE

ALUMINIUM NITRIDE

ALUMINIUM NITRIDE

ALUMINIUM NITRIDE

Basic properties

AlN resists to numerous metal welding (ferrous alloys and super alloys)
It has a good resistance to thermal shock
It is a good eletrical insulator and has a good thermal conductivity.

Applications

Eletronic application
Micro-electronic (LSI , portes capteurs, modules de hautes fréquences)
Naval radio systems
Defense systems
Railways systems (inverters for driving systems)
Aviation systems (telecommunication, research satellites)
Environmental: émission control

Realisations

associated products ↓

ZIRCONIA OXIDE

ZIRCONIA OXIDE

ZIRCONIA OXIDE

ZIRCONIA OXIDE

Basic properties

Very hard
Resists to high temperatur
Low thermal conductivity
Can be polished
Relatively flexible

Applications

Wear parts
Hot extrusions dies
Welding centring pins
Mechanical components for use at all temperature
Cutting tools, kitchen knives
Medical
Dental technicien
Scrapers
Doctor rings for pad printing

Realisations

SAPPHIRE

SAPPHIRE

SAPPHIRE

SAPPHIRE

Basic properties

High mechanical strength
High thermal stability
High heat transmission
Chemically inert
Very high electrical insulation
Very high hardness
Very good wear resistance
Low friction coefficient
High temperature resistance
Good optical properties
Good resistance to acids
UV transparent, infrared and visible radiation.

Applications

Semi-conductor wafers
Watch windows
Electronical applications
Measuring tools.
Optical prisms and lenses
Pistons

Realisations

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