Fire Assay High Alumina Ceramic Crucible for Melting Gold
China Fire Assay High Alumina Ceramic Crucible for Melting Gold, Find details about China Ceramic Crucible with Lid, Corundum Ceramic Crucible from Fire Assay High Alumina Ceramic Crucible for Melting Gold
Basic Info.
Model NO.
Standard
Grade of Material
99%, 99.5% Alumina
Density
Over 3.65g/cm3
Secondary Process
Fine Grinding, CNC Machining
MOQ
10PCS
Features
High Precision, High Insulation
Certificate
RoHS, Reach, ISO9001
Usage
High-Temperature Ceramic Crucible
Sample
Available
Payment
Negotiation
OEM
Acceptable
Shipping
Express/Air/Sea
Packaging
Poly Bag
Hardness
Customize
Advantage
High Efficiency Low Cost
Trademark
JingHui
Transport Package
Individual Packaging
Specification
Max. OD to be 300mm
Origin
China
HS Code
8547100000
Model NO.
Standard
Grade of Material
99%, 99.5% Alumina
Density
Over 3.65g/cm3
Secondary Process
Fine Grinding, CNC Machining
MOQ
10PCS
Features
High Precision, High Insulation
Certificate
RoHS, Reach, ISO9001
Usage
High-Temperature Ceramic Crucible
Sample
Available
Payment
Negotiation
OEM
Acceptable
Shipping
Express/Air/Sea
Packaging
Poly Bag
Hardness
Customize
Advantage
High Efficiency Low Cost
Trademark
JingHui
Transport Package
Individual Packaging
Specification
Max. OD to be 300mm
Origin
China
HS Code
8547100000
Product Desciption
Fire Assay High Alumina Ceramic Crucible For Melting Gold
The checklist of standard ceramic crucibles in stock
Type 2: Cone-shape crucibles
Type 3: Other shapes
The description and main features of ceramic crucibles
1. Material: 99% alumina, corundum-mullite ceramic, zirconium oxide ceramics, boron nitride optional
2. Shape: we supply various shapes, including cylinder, rectangular, square, boat, and so on.
3. Features: all-ceramic crucibles are with excellent chemical resistance, thermal - shock performance.
4. Working temperature: It can be work under max. 1650ºC long term in air, or higher temperature under inert gas
5. Application: They are commonly used in a variety of metal or non-metal melting material, or melting items analysis in the lab, also it's a regular application for smelting & sintering for phosphors, rare earth material, precious metals.
The gallery of alumina ceramic crucibles
Datasheet of technical ceramic materials
Why choose us?
1.10+ years of manufacturing experience in OEM, ODM, and professional management & production team
2. Powerful R&D to support custom prototyping cases and projects, also large-scale mass production capability
3. In-house complete manufacturing equipment, including forming, sintering, precision machining process.
4. Rigorous quality control system and processes per ISO9001: 2008, including IQC, IPQC, QA, OQC
5. Surpassing pre-sales and after-sales service, everything we do just for the business growth of our customers.
Main Manufacturing Equipment
Advanced Inspection Equipment
FAQs (Frequently Asked Questions)
Q1. Are you a factory or trading company?
A: We are a manufacturer. You are welcome to visit our factory.
Q2: Do you send a sample to check?
A: Sure, the sample is free and freight collect.
Q3: When will you ship it?
A: If the products are in storage, we'll ship within 48 hours
Q4: When can I get the price?
A: We regularly quote within 24 hours after we get your inquiry. If you are in urgent need of getting the price.
Please call us or tell us in your email so that we will proceed with your inquiry as a priority.
Q5: Is it available to provide customized products?
A: We always support custom-made demand as per different materials, dimensions, and designs.
Q6: How to ensure quality?
A: The dimension out of any batch will be carried out sampling inspection per international AQL standard.
The 100% cosmetic inspection will be done.
The checklist of standard ceramic crucibles in stock
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 |
Type 2: Cone-shape crucibles
| 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 |
Type 3: Other shapes
| 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 |
The description and main features of ceramic crucibles
1. Material: 99% alumina, corundum-mullite ceramic, zirconium oxide ceramics, boron nitride optional
2. Shape: we supply various shapes, including cylinder, rectangular, square, boat, and so on.
3. Features: all-ceramic crucibles are with excellent chemical resistance, thermal - shock performance.
4. Working temperature: It can be work under max. 1650ºC long term in air, or higher temperature under inert gas
5. Application: They are commonly used in a variety of metal or non-metal melting material, or melting items analysis in the lab, also it's a regular application for smelting & sintering for phosphors, rare earth material, precious metals.
The gallery of alumina ceramic crucibles
Datasheet of technical ceramic materials
| 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 | |
Why choose us?
1.10+ years of manufacturing experience in OEM, ODM, and professional management & production team
2. Powerful R&D to support custom prototyping cases and projects, also large-scale mass production capability
3. In-house complete manufacturing equipment, including forming, sintering, precision machining process.
4. Rigorous quality control system and processes per ISO9001: 2008, including IQC, IPQC, QA, OQC
5. Surpassing pre-sales and after-sales service, everything we do just for the business growth of our customers.
Main Manufacturing Equipment
Advanced Inspection Equipment
FAQs (Frequently Asked Questions)
Q1. Are you a factory or trading company?
A: We are a manufacturer. You are welcome to visit our factory.
Q2: Do you send a sample to check?
A: Sure, the sample is free and freight collect.
Q3: When will you ship it?
A: If the products are in storage, we'll ship within 48 hours
Q4: When can I get the price?
A: We regularly quote within 24 hours after we get your inquiry. If you are in urgent need of getting the price.
Please call us or tell us in your email so that we will proceed with your inquiry as a priority.
Q5: Is it available to provide customized products?
A: We always support custom-made demand as per different materials, dimensions, and designs.
Q6: How to ensure quality?
A: The dimension out of any batch will be carried out sampling inspection per international AQL standard.
The 100% cosmetic inspection will be done.
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