Product details
Mission Ceraimc can supply very big sized alumina crucible.
We have two methods to make alumina crucibles.
1. Made by casting, which is the most ecomonical way to make standard sized crucibles.
2. Made by ISO pressing, by this way, very big sized crucibles can be made.
The biggest diameter can be 350mm, with 500mm height at most. 
Alumina Cermaic Crucible Advantages:1.High purity: 99.7% alumina purity makes sure high working temperature.
2.Large quantity mould in stock, you will find a suitable one.
3.Very small and very big sized ones can be made.
4.Inspection: each single crucible and boat will be checked before shipping.
5.Low transportation cost: We have long time cooperated shipping agency, which can provide very low prices.
Alumina Crucible Standard sizes (Casting):Cylindrical Form Crucible
| OD(mm) |
ID(mm) |
H(mm) |
WT(mm) |
Capacity(ml) |
| 30 |
24-26 |
30 |
2-3 |
4.5 |
| 25 |
20 |
25 |
2.5 |
7 |
| 41 |
35 |
41 |
3 |
40 |
| 50 |
46 |
60 |
2.0 |
90 |
| 60 |
55 |
60 |
2.5 |
130 |
| 45 |
40 |
110 |
2.5 |
135 |
| 50 |
45 |
140 |
2.5 |
215 |
| 110 |
102 |
140 |
4.0 |
1000 |
| 120 |
110 |
140 |
5.0 |
1280 |
| 138 |
128 |
106 |
5 |
1300 |
Conical Form Crucible
| Top OD(mm) |
Top
ID(mm) |
Buttom OD(mm) |
H(mm) |
Capacity(ml) |
| 34 |
29 |
20 |
40 |
20 |
| 40 |
36 |
24 |
38 |
25 |
| 40 |
36 |
22 |
48 |
40 |
| 50 |
46 |
30 |
50 |
65 |
| 68 |
61.6 |
34 |
56.5 |
125 |
| 85 |
79 |
45 |
70 |
230 |
| 78 |
74 |
46 |
90 |
300 |
| 100 |
94 |
77 |
80 |
400 |
| 90 |
82 |
40 |
130 |
600 |
| 120 |
108 |
77 |
160 |
1400 |
For other sized crucible, please contact with us.
Alumina Ceramic Technical Data
| Al2O3 Purity (%) |
Density
(g/cm3) |
Bending Strength
(Mpa) |
Expansion
(X10-6/ºC)
(25-800ºC) |
Thermal Conductivity
(W/(m.R)) |
Dielectric Strength
(kv/mm) |
Max Working Temperature (ºC) |
Water Absorption
(%) |
| 95 |
3.60 |
364 |
7.6 |
20 |
11 |
1500 |
<0.2 |
| 99.7 |
3.90 |
450 |
8.0 |
35 |
12 |
1800 |
<0.1 |
Alumina Crucible Package:1. Clean al2o3 cup by washing.
2. Warped with bubble plastic paper.
3. Put in wood box padded with foam board.
4. Sealed the box with screws which is easy to be opened.
5. Fragile warning stick.
Shipping Method: By sea, by Air, by express way.
Our Service:1.Your inquiry related to our products or prices will be replied within 24 hours.
2.Your shipment will be loaded in 6~30days depends on quantity.
3.On the premise of guarantee quality to meet customer needs.
If you are interested in any of our products, please let us know. I believe you will like our products and service.
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