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Xiamen Unipretec Advanced Materials Co.,Ltd
Xiamen Unipretec Advanced Materials Co.,Ltd  

Gold Index: 10171

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Machinable Glass Ceramic Bars MGC Manufacturer 

Price: 1.0~10.0 USD 
Payment Terms: T/T,WU;Paypal 
Place of Origin: Fujian, China (Mainland) 
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Product Detail

Model No.: UPT-MGC003
Production Capacity: 30000pcs/years
Delivery Date: 40days
Color: White
Compressive Strength: 500 Mpa
Thermal Conductivity: 1.70 W/M.K
Max. Working Temp: 800 C
Dielectric Constant: 6.02
Means of Transport: Ocean,Air
Packing: wooden box / carton box
Brand Name: UNIPRETEC
Density: 2.55 g/cm3
Flexural Strength: 100 Mpa
Temp Shock Resistance: 25 - 100 ΔT(C)
Volume Resistivity: 10^16 Ω.cm
Dielectric Strength: 40 Kv/Mm

Unipretec can supply Alumina Ceramics / Zirconia Ceramics / Machinable Glass Ceramics / Boron Nitride / Silicon Nitride

With Machinable Glass Ceramic (MGC), fabrication is fast - because it can be machined into complicated shapes and precision parts with ordinary metal working tools, quickly and inexpensively, and it requires no post firing after machining. That means no frustrating delays, no expensive hardware, no post fabrication shrinkage, and no costly diamond tools to meet specifications.


Property of Machinable Glass Ceramic

*High use temperature (800°C continuous; 1000°C peak).

*Low thermal conductivity and is a useful high temperature insulator.

*Excellent electrical insulator and is used extensively throughout the semiconductor and electronic industries.

*MGC has no porosity and when properly baked, will not outgas. It is widely used in ultra high vacuum applications. 

*Strong and rigid. MGC is unlike high  temperature plastics, it will not creep or deform.

*Radiation resistant and plays a key role in nuclear applications and nuclear-related research and development.

*MGC can be thick or thin film metallized, brazed, epoxy and frit bonded.


Characteristics   Unit95 Al2O399 Al2O3    ZrO2GPSi3N4       BNGlass Ceramic
Crystal Structure     -hexagonalhexagonaltetragonalhexagonalhexagonal     -
Color     -    white      ivory    white    gray     white   white
Densityg/cm3     3.65     3.88     5.95    3.22      2.26   2.55
Water Absorption   %       0      0       0      0    0.0-1.0     0
Young's Modulus  Gpa     280     350     205    295      670    65
Vickers Hardness  Gpa      14      20     12   18-20        -     -
Flexural Strength @R.T.  Mpa    280     300    900    650      51   100
Compressive Strength @R.T. Mpa    2000    2500   2200   2200      230   500
Thermal Conductivity @R.T.W/(m*k)   18-25      30     2.2     25      20   1.7
Thermal shock resistance  Δ(℃)     220 180-200 280-350 450-650  >1500 25-100
Max. Working Temperature @R.T.    ℃    1500   1700    850   1200    960   800
Volume Resistivity @R.T. Ω*cm >10^15  >10^14  >10^12 >10^14  10^13 10^16

Dielectric Constant (1 MHz @R.T. )

      -      9.5      9.8    26     8.2    4.08   6.02
Dielectric StrengthkV/mm      16      22      -     16     375   40


Available Sizes

Diameter<150mm , Length<300mm


Machinable Glass Ceramic Bars MGC Manufacturer


About UniPreTec

As a professional company in advanced ceramic industries, UNIPRETEC is manufacturing and supplying high quality and high precision ceramic components for clients from worldwide. Our ceramic products are widely used in various fields of automotive, metallurgy, machinery, electronic & electrical, food, chemical, medical and so on. With experienced engineers and talented workers, we are able to evaluate projects and drawings properly, make valuable suggestion, supply satisfying products. 


Main materials we supply:

- Aluminium Oxide (Al2O3)

- Zirconium Oxide (ZrO2)

- Silicon Nitride (Si3N4)

- Boron Carbide (B4C)

- Hex Boron Nitride (hBN)

- Machinable Glass Ceramic


We offer customized production service,free quotation,free sample, any contact related to advanced ceramic products is welcome.  If you need any further information, please do not hesitate to contact us at our office.



Mr. Tony Huang
skype Mr. Tony Huang
sale manager
Tel: 86-592-5510319
Fax: 86-592-5510320
Mobile: 138 6044 6139
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Company Info

Xiamen Unipretec Advanced Materials Co.,Ltd [China (Mainland)]


Business Type:Manufacturer, Trading Company, Distributor/Wholesaler
City: Xiamen
Province/State: Fujian
Country/Region: China (Mainland)

Tony Huang:   skype

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