Macor®

Macor®

Final Advanced Materials provides Macor®, machinable high temperature ceramic. We offer boards, rods or machined parts according to your drawings.

Macor® machinable glass ceramic is recognized worldwide to be a major technological innovation, as well as a technical solution for a wide range of industrial applications. Opening a wide range of possibilities Macor® gives the performance of a technical ceramic with the versatility of a high performance polymer, while providing the machinability of a soft metal.As a result, Macor® is an outstanding engineering material which can quickly be designed into highly complex shapes, using conventional metalworking tools.

Macor® characteristics

  • Easily machinable
  • Withstands high temperatures
  • Low thermal conductivity
  • Holds tight tolerances
  • Electrical insulator
  • Zero porosity and no outgassing
  • Strong & rigid
  • Highly polishable
  • Radiation resistant

Macor® applications

  • Constant and ultra-high vacuum environments
  • Laser technology
  • Semiconductor / Electronic
  • Aerospace / Space
  • Medical/ Laboratory equipment
  • Nuclear

Comparative of our machinable ceramics

Properties

Units

Alumina silicate raw

Alumina silicate

1100°C

Alumina silicate

1300°C

Macor®

Glass ceramic (Vitro 800)

Machinable alumina

Machinable boron nitride

Aluminium nitride (Shapal M™)

Machinable Aluminium nitride

Physical characteristics

Density

g/cm3

2.2

2.4

2.5

2.52

2.7

3.8

1.85

2.9

2.9

Porosity

%

1.5 - 2

0 - 0.5

0 - 0.5

0

 0.096

10

14

0

< 0,1

Water uptake

%

1.5 - 2

0 - 0.5

0 - 0.5

0

0.038

2 - 3.5

/

0

0

Mechanical characteristics

Hardness

Mohs: 2.5

Mohs: 5.5

Mohs: 7.5

Rockwell A: 48

Mohs: 4

Mohs: 5

Knopp: 4 kg/mm²

Vickers: 3900 Mpa

Vickers: 3750 Mpa

Compressive Strength

N/mm2

6

150

800

345

 488

422

20

1200

1170

Flexural Strength

N/mm2

12

50

80

94

 108

267

50

300

300

Modulus of Elasticity

GPa

/

/

/

66.9

 65

/

/

190

180

Thermal characteristics

Peak Temperature

°C

900

1100

1400

1000

 800

1650

850

1000

1000

Continuous Temperature

°C

700

1100

1300

800

 800

1650

850

1000

1000

Specific Heat at 20°C

J/kg°K

/

/

/

0.79

/

/

1.5

/

/

Thermal Conductivity at 100°C

W/m°K

1.07

1.7

2.2

1.46

 1.68

4.61

90

90

90

Coefficient of Expansion

20 - 40°C

10-6/°K

/

/

/

9.3

/

/

/

4.4

/

20 - 600°C

/

2.9 - 3.6

 6-8

11.4

8,6

/

/

4.8

4.5

20 - 800°C

/

/

/

12.6

/

/

/

5.1

/

20 - 1000°C

 7-12

/

 4-10

/

/

/

0.57

/

/

Electrical characteristics

Specific Resistivity at 20°C

Ohm.cm

1010

1012

1012

1016

 1.8x1014

1014

1014

1012

1012

Dielectric Constant at 20°C

at 1 KHz

/

/

6.1

6.03

 6~7

9 (@ 100kHz) 

4

7.1

7.1

Loss Tangent

at 1 KHz

/

/

9x10-5

0.005

 /

/

0.0012

0.001

/

Dielectric Strength at 20°C

kV/mm

 8-10

 6-7

 12-17

40

 > 15

7.87

2

40

40

Chemical characteristics

Corrosion resistance at 20°C

B

B

B

B

 B

B

/

/

/

Resistance to alkalis at 20°C

B

B

B

TB

 TB

B

/

/

/

We can provide a complete range of machinable ceramics according to your application's needs. Contact us for more information's.

Machinable technical ceramics (873.92k)

Machinable technical ceramics data sheet.


Macor® rod Length 100 mm

Macor® rod Length 100 mm

Macor ®  rod length 100 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® rod Length 150 mm

Macor® rod Length 150 mm

Macor ®  rod length 150 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® rod Length 300 mm

Macor® rod Length 300 mm

Macor ®  rod length 300 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® square bar Length...

Macor® square bar Length 100 mm

Macor ®  square bar length 300 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® square bar Length...

Macor® square bar Length 150 mm

Macor ®  square bar length 100 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® square bar Length...

Macor® square bar Length 300 mm

Macor ®  square bar length 300 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® sheet 50x50 mm

Macor® sheet 50x50 mm

Macor ®  Sheet of 50x50 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® sheet 100x100 mm

Macor® sheet 100x100 mm

Macor ®  Sheet of 100x100 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description
Macor® sheet 150x150 mm

Macor® sheet 150x150 mm

Macor ®  Sheet of 150x150 mm. Macor ® has a low thermal conductivity, it is a good insulator for high temperatures up to 1000°C as well as an excellent electrical insulator.
Full description