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1. ALUMINA
CRUCIBLE - ±Ý¼Ó ¿ëÇØ¿ëÀ¸·Î »ç¿ëµÇ´Â À¯µµ¿ëÇØ¿ë µµ°¡´Ï·Î
ÀçÁúÀº Alumina, Zirconia, -
Magnesiaµî, ¿ëµµ¿¡ µû¶ó ¿©·¯ ÇüÅ·Π¼Ò°á Á¦ÀÛÇÑ ÈÄ °¡°øÀ» ÇÏ¿© »ç¿ëÇÕ´Ï´Ù.
- °í¿Â ³»È¹°·Î, ´Ù°øÁúÀÌ¸ç ¿Ãæ°Ý¿¡ °Çϰí, Àü±âÀý¿¬¼ºÀÌ ¿ì¼öÇÑ ÀåÁ¡À»
- °¡Áö°í ÀÖ½À´Ï´Ù.
¿ì¸®´Â Á¦Á¶ ¾Ë·ç¹Ì³ª ¼¼¶ó¹Í º¼, ³ôÀº ¾Ë·ç¹Ì³ª ¾È°¨ º®µ¹, ¾Ë·ç¹Ì³ª ¼¼¶ó¹Í Æ©ºê, ¾Ë·ç¹Ì³ª Ç÷¹ÀÌÆ®, °æ·® º®µ¹ ¸Ö¶óÀÌÆ® ¹× ¸¶±×³×½· Á¦Ç°. |
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2. ZIRCONIA
BEADS - ¸Åü °¢¹Ý Mill ¿¡ »ç¿ëµÇ´Â
Beads(Media)´Â ºÐ¼âÈ¿À², ³»¸¶¸ðµµ, ¼ººÐÀÇ È¥ÀÔµî, - ºÐ¼â½Ã ½ÅÁßÇÑ ¼±ÅÃÀ» ÇÊ¿ä·Î ÇÕ´Ï´Ù. Á¦Ç°ÀÇ Ç°Áú ¹×
Cost¿¡ ¿µÇâÀ» ¹ÌÄ¥ ¼ö - ÀÖ½À´Ï´Ù.
- ÇöÀç ¸¹ÀÌ »ç¿ëµÇ´Â Zirconia beads(Y2O3 p.s.z)´Â ÀüÀÚ ¼¼¶ó¹Íµî È¥ÀÔ
¹®Á¦³ª - È¿À²¼ºÀ» Áß½ÃÇÏ´Â ºÐ¾ß¿¡ »ç¿ë
µË´Ï´Ù. - ³»¸¶¸ðµµ´Â Y2O3 ºÎºÐ¾ÈÁ¤È Zirconia°¡ ¸¹ÀÌ»ç¿ë µË´Ï´Ù. - ³ôÀº
ºñÁß(6.0)À¸·Î ºÐ¼â, ºÐ»ê¿¡ ³ôÀº È¿À²¼ºÀ» ¹ßÈÖÇÕ´Ï´Ù. - °í¼øµµ·Î¼ Si02, MgO
µîÀÇ ºÒ¼ø¹°¿¡ ¾ÈÁ¤Àû ÀÔ´Ï´Ù. - Ç¥¸éÀÌ ¸Å²ô·´°í Áø±¸¿¡ °¡±î¿î Çü»óÀ¸·Î ³»¸¶¸ð¼ºÀÌ ¿ì¼ö
ÇÕ´Ï´Ù. - ÀÔÀÚ ºÐÆ÷°¡ ±ÕÀÏÇÏ¿© ÇǺм⹰ÀÇ ÀÔÀÚ ºÐÆ÷¸¦ »þÇÁÇÏ°Ô °¡°ø ÇÒ ¼ö ÀÖ½À´Ï´Ù.
- ÆÄ±« °µµ°¡ ³ô¾Æ ½À½Ä ºÐ¼â±â Àû¿ë¿¡ ÀûÀýÇÕ´Ï´Ù.
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| ÈÇÐÀû
Á¶¼º |
| ZrO2 + HfO2 |
94.75¡¾0.60wt.
% |
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| Y2O3 |
4.90¡¾0.50 |
addtive |
| Al2O3 |
0.30¡¾0.10 |
addtive |
| Fe2O3 |
less than 0.01 |
impurity | |
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3. ALUMINA
BEADS - Àú°¡ ÀÌ¸é¼ °µµ°¡ ºñ±³Àû ³ô¾Æ ³Î¸® »ç¿ëµË´Ï´Ù.
- Al2O3ÀÇ È¥ÀÔ¿¡ÀÇÇÑ ¿µÇâÀÌ ¹ÌÄ¡Áö
¾ÊÀ»°æ¿ì Àû¿ëÇÕ´Ï´Ù. - Àú°¡ ÀÌ¸ç °æÁ¦Àû ÀÔ´Ï´Ù. - ÃÖ´ë Å©±â·Î 60mm ±îÁö
»ý»êµË´Ï´Ù. - Steel ¿¡ ºñÇÏ¿© ³»¸¶¸ð¼ºÀÌ ¿ì¼öÇϸç öºÐÀÇ È¥ÀÔÀ» ¿ì·ÁÇÒ ¿°·Á°¡
¾ø½À´Ï´Ù.
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| ±âº»»ç¾ç |
| Type |
M |
K |
SL |
L |
AL9 |
AZ |
| |
Alumina |
Alumina |
Alumina |
Alumina |
Pure-Alumina |
Alumina
Zirconium |
| Usage |
Exclusive use for
wet grinding |
Standard |
Wet/Dry
Milling |
Exclusive use for
dry grinding |
Use for pure
grinding |
High speed beads
mill |
| Application |
Beads, Ball |
Beads, Ball |
Ball |
Ball |
Beads, Ball |
Beads |
| Standard Size (mm¨ª) |
0.5~40 |
0.5~50 |
20~50 |
20~50 |
0.3~30 |
An Order
Production(0.5~5) |
| Composition
Al2O3SiO2 (%) |
94 |
93 |
93 |
91 |
99.5 |
76 |
| 5 |
5 |
5 |
8 |
MgO 0.4 |
ZrO2 23 |
| Specific Gravity(g/c.c.) |
3.62 |
3.59 |
3.57 |
3.52 |
3.82 |
4.2 |
| Porosity(%) |
0 |
0 |
0 |
0 |
0 |
0 |
| V Hardness |
1250~1300 |
1200 |
1100 |
1000 |
1300 |
1000 |
| Crushing Load(kgf/pcs) |
1000 |
900 |
850 |
850 |
1100 |
50 |
Wear Rate WetMethod (%) |
0.22 |
0.27 |
0.35 |
0.6 |
0.6 |
0.52 |
Wear Rate Dry Method (%) |
- |
- |
0.4 |
0.52 |
0.45 |
- | |
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| Type |
M |
K |
SL |
L |
AL9 |
AZ |
| |
Crushing Strength of
Ball |
Crushing Strength of
Beads |
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Test Ball 8mm¨ª,
Compression Test Machine |
Test Ball 0.8mm¨ª |
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Cross Head Speed :
0.5mm/min |
Compression Test Machine |
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Cross Head Speed of |
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|
0.5mm/min |
| Test Condition |
Wet Method of Wear
Rate on Ball |
Wet Method of Wear Rate on
Beads |
| The wear rate is |
Alumina Ball Mill
Mill Size : 1500cc, Media Size :
20mm¨ª |
High Velocity Grinding
Mill |
| calculated by weight |
Media Feed :
1000g(Packing Volume=30%), Water Feed : 450cc |
Vessel Size : 800cc |
| loss of the media |
Ground Material Feed
: Al2O3 Powder 800g |
Beads Size : 0.8mm¨ª |
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Mill Speed :
83r.p.m, Grinding Time : 50hrs |
Beads Feed : 480cc |
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Dry Method of Wear
Rate on Ball |
Ground Powder Feed :Al2O3
160cc |
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Alumina Ball Mill??
Mill Size : 2200cc, Media Size : 20mm¨ª |
Operating Ground Speed
:6m/sec |
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Media Feed :
2200g(Packing Volume=50%), Water Feed : 1100cc |
Grinding Time:4hrs |
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Mill Speed :
90r.p.m, Grinding Time : 96hrs |
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