HOME > Product information

Product information

We provide structural ceramics that are used as precision parts and functional parts in devices for semiconductor and liquid crystal manufacturing, and as abrasion-resistant parts in crushers and similar machinery.

Products and Services

NTK CERATEC meets your needs, from material development to processing, by employing our advanced technologies and ensuring reliable quality.
  • Wafer chuck

    Wafer chucks, which are essential for semiconductor manufacturing, can be provided in various specifications.
  • Phosphor plate, PhosCera®

    We provide the world's only dispersed phosphor heat-resistant plates for LED/LD. The colors and sizes can be adjusted according to customer needs.
  • Thermal spraying

    We make ceramic spraying films for enhanced resistance against abrasion, corrosion, and plasma. Integrated manufacturing can be achieved with ceramic substrates.
  • Regeneration

    Our wealth of experience, proprietary cleaning know-how, and repair technologies are all at your service.
  • Ceramic products

    We can manufacture products from a diversity of materials according to your specifications. We have ready-made products available.

Ceramic materials

We can manufacture products from a range of materials according to your specification. Please choose the right material for the mechanical, thermal and electric characteristics you require.
Requests for the manufacturing of small lots are also welcome.

    Characteristics Density
g/cm3
Coefficient of elasticity
GPa
Bending strength
MPa
Hardness
GPa
Fracture toughness
MPa√m
Alumina(Al2O3 Standard product A995 3.9 380 450 16 4
Alumina(Al2O3 Thermal shock residence type A995S 3.9 370 230 15 -
Zirconia(ZrO2 Standard product AYZ-3 6.0 200 1000 13 6
Silicon carbide(SiC) Standard product N-Type 3.1 410 500 24 3
Silicon nitride(Si3N4 Standard product ASN-5 3.2 290 720 14 5
Aluminum nitride(AlN) Standard product N-Type 3.3 320 350 13 3
Low thermal expansion insulating ceramics Adceram-CS® D3 2.3 90 150 4.5 2
Characteristics Coefficient of thermal expansion
×10-6/K
Thermal shock resistance
K
Coefficient of thermal conductivity
W/m・K
Electrical resistance
Ω・cm
Dielectric strength
kV/mm
Dielectric constant Dielectric loss
×10-4
Alumina(Al2O3 Standard product A995 7.3 200 30 >1014 12 10 <300
Alumina(Al2O3 Low-dielectric loss type A995LD 7.5 200 30 >1014 12 10 <5
Alumina(Al2O3 Thermal shock residence type A995S 7.1 500 30 >1014 - 10 <300
Zirconia(ZrO2 Standard product AYZ-3 10 280 3 1012 >10 35 20
Silicon carbide(SiC) Standard product N-Type 4.6 450 170 106 - - -
Silicon nitride(Si3N4 Standard product ASN-5 2.3 700 26 >1014 >10 8 3
Aluminum nitride(AlN) Standard product N-Type 4.0 400 160 1014 >15 9 10
Zero thermal expansion Pore Free ceramics ZPF N-Type - - 5 1012 - - -
Low thermal expansion insulating ceramics Adceram-CS® D3 0.9 700 1.3 1010 20 7.5 35
Machinable ceramics Macor® Macor® - 9.3 150 1.7 1016 40 6 50

Inquiry

お電話

Contact us anytime.:

03-5256-2360 (代表) 電話受付時間:平日 9:00 ~ 18:00

インターネットでご相談

Request product specifications, information or quotes.

お問い合わせフォームはこちら