China Large Size 300ml 500ml Corundum Mullite Ceramic Crucible for Melting Steel, Find details about China Ceramics, Ceramic Melting Pot from Large Size 300ml 500ml Corundum Mullite Ceramic Crucible for Melting Steel
Type 1: Cylindrical ceramic crucibles
Model# | Outer diameter(mm) | Height(mm) | Wall thickness(mm) | Volume(ml) |
JT2030 | 20 | 30 | 1.5 | 10 |
JT3030 | 30 | 30 | 1.8 | 15 |
JT3060 | 30 | 60 | 1.8 | 30 |
JT3645 | 36 | 45 | 2.5 | 30 |
JT4032 | 40 | 32 | 1.6 | 30 |
JT4050 | 40 | 50 | 2.5 | 45 |
JT4342 | 43 | 42 | 1.8 | 50 |
JT6060 | 60 | 60 | 2.5 | 130 |
JT5590 | 59 | 90 | 2.5 | 200 |
JT10040 | 100 | 40 | 5.5 | 200 |
JT8080 | 80 | 80 | 3.3 | 350 |
JT100100 | 100 | 100 | 4.0 | 550 |
JT135160 | 135 | 160 | 6.0 | 2000 |
Model# | Upper OD(mm | Bottom OD (mm) | Height(mm) | Wall thickness (mm) | Volume (ml) |
JT2020-14 | 25 | 14 | 20 | 1.5 | 5 |
JT3030-18 | 30 | 18 | 30 | 1.7 | 10 |
JT3438-20 | 34 | 20 | 38 | 1.9 | 20 |
JT4640-25 | 46 | 25 | 40 | 2 | 30 |
JT5645-30 | 56 | 30 | 45 | 2.9 | 50 |
JT5553-48 | 55 | 48 | 53 | 2.5 | 90 |
JT5768-37 | 47 | 37 | 68 | 3.5 | 100 |
JT5572-48 | 55 | 48 | 72 | 2.6 | 140 |
JT-7085-44 | 70 | 44 | 85 | 2.9 | 200 |
JT7590-50 | 75 | 50 | 90 | 2.9 | 300 |
JT80110-65 | 80 | 65 | 110 | 3.3 | 400 |
JT 100120-70 | 100 | 70 | 120 | 3.5 | 600 |
JT105150-70 | 105 | 70 | 150 | 4.5 | 800 |
JT113160-75 | 113 | 75 | 160 | 3.5 | 1200 |
JT125155-80 | 125 | 80 | 155 | 3.5 | 1200 |
Model# | Shape | Length(mm) | Width(mm) | Height(mm) | Wall thickness(mm) | Volume(ml) |
JT272310 | Rectangular | 27 | 23 | 10 | 2 | 5 |
JT971712 | Rectangular | 97 | 17 | 12 | 2 | 7 |
JT603015 | Rectangular | 60 | 30 | 15 | 2 | 20 |
JT1002020 | Rectangular | 100 | 20 | 20 | 2 | 25 |
JT757540 | Square | 75 | 75 | 40 | 2.5 | 130 |
JT858540 | Square | 85 | 85 | 40 | 3 | 200 |
JT15512055 | Rectangular | 155 | 120 | 55 | 5.5 | 550 |
JT10010040 | Square | 100 | 100 | 40 | 4 | 550 |
JT16016078 | Square | 160 | 160 | 78 | 6 .5 | 1400 |
Property | Units | Materials | ||||
99.5%Al2O3 | 99%Al2O3 | 95%Al2O3 | ZrO2 | Si3N4 | ||
Density | g/cm3 | ≥3.85 | ≥3.80 | ≥3.60 | ≥6.0 | ≥3.2 |
Water absorption | % | 0 | 0 | 0 | 0 | 0 |
Hardness | HV | 1700 | 1700 | 1500 | 1300 | 1550 |
Flexural strength | Mpa | ≥379 | ≥338 | ≥320 | ≥1200 | ≥600 |
Compressive strength | Mpa | ≥2240 | ≥2240 | ≥2000 | ≥1990 | ≥2500 |
Fracture toughness | Mpa m1/2 | 4-5 | 4-5 | 3-4 | 6.5-8 | 6 |
Max. service temperature (Non-loading) | ºC | 1675 | 1600 | 1500 | 1000 | 1200 |
CTE (20-800ºC) | 1×10 -6 /ºC | 6.5~8.0 | 6.2~8.0 | 5.0~8.0 | 8.0~9.5 | 3.1 |
Thermal shock | T(ºC) | ≥250 | ≥200 | ≥220 | ≥300 | ≤1000 |
Thermal conductivity(25ºC) | W/m.k | 30 | 29 | 24 | 3 | 15~20 |
Volume resistivity (25ºC ) | ohm.cm | >1 x 10 14 | >1 x 10 14 | >1 x 10 14 | >1 x 10 11 | >1 x 10 12 |
Insulation strength | KV/mm | 19 | 18 | 18 | 17 | |
Dielectric constant(1Mhz) | (E) | 9.7 | 9.5 | 9.5 | 29 |