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High purity Fused Silica Crucibles developed by us are internationally unique in that they are produced using high purity Fused Silica and our exclusive, special forming processes. They are applicable to very high temperature (1650¡É) while they have very low thermal expansion coefficient. They are ideal for the production of multi(poly)-crystal ingots ¡¤ wafers for solar cells. Fused Silica Crucibles are used in cutting edge fields with wide variety of applications.
Æó»ç¿¡¼ °³¹ßÇÑ °í¼øµµÀÇ ¿ëÀ¶¼®¿µµµ°¡´Ï(Fused Silica Crucible)´Â °í¼øµµÀÇ Fused Silica ¿ø·á¸¦ (ÁÖ)¼Ö¶ó¼¼¶ó ¸¸ÀÇ µ¶º¸ÀûÀΠƯ¼ö¼ºÇü¹ýÀ¸·Î Á¦Á¶µÈ ¼¼°èÀ¯ÀÏÀÇ Á¦Ç°À¸·Î, »ç¿ë °¡´É ¿Âµµ°¡ ¾ÆÁÖ ³ô°í(1650¡É), ¿ÆØÃ¢°è¼ö°¡ ¸Å¿ì ³·Àº°ÍÀÌ Æ¯Â¡À¸·Î, žçÀüÁö¿ë ´Ù°áÁ¤ À×°÷(ingot) ¡¤ ¿þÀÌÆÛ(wafer) Á¦Á¶¿¡ »ç¿ëµÇ¾îÁö¸ç, ÃÊ-°íǰÁúÀ» À§ÇÑ ÃÖ÷´Ü ºÐ¾ß¿¡¼ ´Ù°¢µµ·Î ÀÌ¿ëµÇ°í ÀÖ½À´Ï´Ù.
The Most Advanced Cutting Edge Technology of Fused Silica Crucible,
The World's Only Unique Fused Silica Crucible Manufacturer, SOLAR CERA Co.,Ltd.
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[ Characteristics (Ư¡) ]

1. Thermal expansion coefficient (lowest among high temperature materials) is extremely low
2. Very high non-spalling performance
3. Very high thermal resistance against molten steel, impact resistance, wear resistance and anti-erosion performance
4. Very low air permeability
5. Very low thermal conductivity
6. Excellent chemical stability
1. ¿ÆØÃ¢ °è¼ö°¡ ±ØÈ÷ Àû´Ù. (°í¿Â Àç·á Áß °¡Àå Àû´Ù)
2. ³»½ºÆ÷¸µ¼ºÀÌ ±ØÈ÷ ¿ì¼öÇÏ´Ù.
3. ¿ë°¿¡ ´ëÇÑ ³»¿ Ãæ°Ý¼º, ¸¶¸ð¼º, ³»Ä§½Ä¼ºÀÌ ¾ÆÁÖ ¿ì¼öÇÏ´Ù.
4. Åë±â¼ºÀÌ ¾ÆÁÖ Àû´Ù.
5. ¿Àüµµµµ°¡ ¾ÆÁÖ Àû´Ù.
6. ÈÇÐÀû ¾ÈÁ¤¼ºÀÌ ¾ÆÁÖ ¿ì¼öÇÏ´Ù.
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[ Applications (Àû¿ëºÐ¾ß) ]

1. Manufacturing Photovoltaics (žçÀüÁö Á¦Á¶)
2. Manufacturing Semi-Conductors (¹ÝµµÃ¼ Á¦Á¶)
3. Missiles, Military industries, Heavy industries, Aerospace industries (¹Ì»çÀÏ, ±¹¹æ±º¼ö»ê¾÷, Áß°ø¾÷, Ç×°ø¿ìÁÖ»ê¾÷)
4. Laboratories (¿¬±¸½Ç)
5. Precious metals, Steels, Metal Alloys, Nonferrous metals, Scraps, Residue, Minerals, Ores and, Coal (±Í±Ý¼Ó, ö, ÇÕ±Ý, ºñö, °íö, ±¤¹°Áú, ¼®Åº µî.)
6. Precision casting (Á¤¹ÐÁÖÁ¶)
7. Glass industries (À¯¸®»ê¾÷)
8. Pharmaceuticals, Medicine, Chemicals, Fuel, etc. (Á¦¾à ÀÇ·á, ÈÇÐ, ¿¬·á, µî.)
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[ Physical and Chemical Properties (¹°¸®Àû & ÈÇÐÀû Ư¼º) ]

1. Chemical Composition (ÈÇÐ Á¶¼º)

SiO2 |
99.9% |
Al2O3 |
< 0.01% |
Fe2O3 |
< 0.001% |
Na2O + K2O |
< 0.005% |
2. Physical Properties (¹°¸®Àû Ư¼º)

Maximum Service Temperature (ÃÖ°í»ç¿ë¿Âµµ) |
¡É |
1650¡É |
Bulk Density (ºÎÇǺñÁß) |
g/cm3 |
1.90 |
Apparent Porosity (°Ñº¸±â ±â°øÀ²) |
% |
15 |
Compressive Strength (¾ÐÃà°µµ) |
Mpa |
51.0 |
Rupture modulus (°î°µµ) |
Mpa |
31.0 |
Coefficient of Thermal Expansion (¿ÆØÃ¢°è¼ö) |
10-6/ ¡É |
0.55 |
Thermal Conductivity (¿ÀüµµÀ²) |
W/mK 1000¡É |
1.10 |
Crystallinity (°áÁ¤À²) |
Vol % |
Under 1 |
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[ Property of Fused Silica Crucible (¿ëÀ¶¼®¿µµµ°¡´ÏÀÇ Æ¯¼º) ]

1.
Thermal Expansion Curves of Refractory Materials
(¿ÆØÃ¢ °î¼±)


2.
Comparison of Thermal Conductivity with other Refractory Materials
(¿Àüµµµµ °î¼±)

 
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