9,6x6,4
1.750x1.500
44,5x38,1
0,394x0,23610x61.811x1.496
46x380,394x0,27610x7
1.875x1.62547,6x41,30,433x0,276
0,472x0,23612x62.000x1.750
50,8x44,5
0,472x0,315
12x8
2.250x2.000
57,2x50,8
0,472x0,355
12x9
2.283x1.890
58x48
0,500x0,250
12,7x6,4
2.362x1.96
60x50
0,500x0,375
12,7x9,5>2.500x2.250>63,5x57,2>0,551x0,394
14x10
2.559x2.165
65x55
0,591x0,394
15x10
≤1800
2.750x2.500
69,9x63,50,630x0,47216x122.756x2.362 0,669x0,472
1. Si tienes alguna duda o pregunta, por favor contáctanos y nos comunicaremos contigo lo antes posible.
2. Para cualquier otra satisfacción, envíenos sus comentarios para mejorar cada vez nuestro servicio. | Content(%) |
Al2O3 | 99.3-99.5 |
SiO2 | 0.1-0.35 |
CaO+MgO | 0.2-0.3 |
K2O+Na2O | 0.11-0.15 |
Fe2O3 | <0.05 |
Others | <0.05 |
Alumina ceramic performance index (Notice of Correct in Leakeage Rate)
NO. | Property | Unit | Alumina |
1 | Al2O3 | % | >99.3 |
2 | SiO2 | % | — |
3 | Density | g/cm3 | 3.88 |
4 | Water absorption | % | 0.01 |
5 | Compressive strength | MPa | 2300 |
6 | 20℃ leakage rates | Torr・L/sec | >10-11=1.33322×10-12Pa・m3/sec |
7 | Twisting in high temperature | mm | 0.2 allowed in 1600℃ |
8 | Bonding in high temperature | not bonded in 1600℃ | |
9 | 20—1000℃ coefficient of thermal expansion | mm.10-6/℃.m | 8.2 |
10 | Thermal conductivity | W/m.k | 25 |
11 | Electric insulation strength | KV/mm | 20 |
12 | 20℃direct current insulation resistance | Ohm/cm | 1014 |
13 | High-temperature insulation resistance | 1000℃ MΩ | ≥0.08 |
1300℃ MΩ | ≥0.02 | ||
14 | Thermal shock resistance | 4 times not cracked in 1550℃ | |
15 | Maximum working temperature | ℃ | 1800 |
16 | Hardness | Mohs | 9 |
17 | Flexural strength | Mpa | 350 |
Our factory
Jinzhou Yunxing Industrial Ceramics Co., Ltd. was established in 2000, mainly producing various types of tubular ceramic products and various industrial parts with alumina content above 99.3%. The factory covers an area of 4000 square meters.
The company's main products are: alumina ceramic tubes, alumina ceramic crucibles, alumina ceramic rods, alumina ceramic boats, alumina ceramic plates, alumina ceramic parts, etc.
The company currently has 3 1800 ° C high-temperature furnaces and 2 1400 ° C low-temperature kilns independently designed and manufactured. The molding process is mainly based on grouting molding, and has other molding process equipment such as extrusion and hot die casting.
The company has 105 employees, including one senior ceramic engineer, three engineers, six overseas sales staff, and four professional after-sales staff.
FAQ
Q1. Lead time: pls confirm the quantities required;
Q2. Incoterm: FOB, CFR, CIF;
Q3. Delivery Cost: It is determinated by the destination port;
Q4. Payment Term: PayPal; T/T;
Q5. Shipment: by sea, by air, by courier, by post, etc.
Q6.Is alumina ceramic safe to use?
A6. Alumina ceramic, composed mainly of aluminum oxide (Al2O3), is widely regarded as safe for various applications due to its biocompatibility, thermal resistance, and electrical insulation properties.
Q7.Is alumina metal or ceramic?
A7. Alumina is the most well-known fine ceramic material for chemical and physical stability. Thermal properties: High heat resistance and high thermal conductivity. Mechanical properties: High strength and high hardness.
Certification
Feedback
1. If you have any questions or questions, please contact us and we will communicate with you as soon as possible.
2. For any other satisfaction, please also feedback to us to make our service better and better.