0086-0731-22916566
Zhushu Group, Yupingshan Village, Yangsan Office, Liling, Hunan, China (Mainland)
Liling Rui Tai Ceramic Co., Ltd. has been committed to the design, development and manufacture
of ceramic products since 2003. Our products include alumina ceramic parts, silicon carbide
products, graphite parts, zirconia parts, BeO parts, and so on.
Rui Tai has a factory area of 5000sqm located in Liling City. Now, it employs more than 200 people.
Over 1/4 has rich experience in ceramic manufacture field with over 12 years.
After years of efforts and exploration, we have accumulated rich experience in tech ceramic field.
We have advanced production and processing equipment and a number of senior developers and
skilled technicians.Our products have already passed ISO9001, SGS and RoHS certifications.
With stable performance and high-quality, our products have been widely exported to Europe, Asia,
America, Africa, and so on. We will try our best to provide our clients with high-quality products. We
warmly welcome friends from all walks of life to cooperate with us.
High purity industrial magnesia ceramic crucible
All cupels absorbs approx 70% of their weight in grams
Magnesite Cupel
Magnesia: ≥95%
Property: High refractoriness(1100 centigrade degrees),rapid absorption(70%), and recovery rate of 97% -98.5%,easy to use, without milling.
The Size Of Cupel For Gold And metal Smelting
Size | Outer Dia | Dia of cup | Dia of Base | Width of Ridge | Height of Cupel | Depth of Cup | Height of Ridge | Weight(Approx) |
| D | D1 | D2 | W/R | H | H1 | H2 | (gms) |
1 | 22.0 | 17.5 | 16.5 | 2.30 | 18.4 | 4.3 | 5.0 | 13.0 |
2X | 24 | 19.0 | 19.4 | 2.50 | 16.3 | 7.0 | 5.0 | 13.0 |
3 | 26.3 | 21.3 | 20.2 | 2.50 | 17.0 | 7.0 | 5.0 | 16.5 |
4 | 30.4 | 25.4 | 19.9 | 2.50 | 18.2 | 7.0 | 5.0 | 20.0 |
4A | 27.0 | 24.0 | 20.0 | 1.50 | 22.0 | 6.0 | 7.0 | 22.0 |
5 | 31.6 | 26.2 | 21.9 | 2.70 | 19.7 | 7.0 | 5.0 | 24.5 |
6 | 36.3 | 26.4 | 26.1 | 4.95 | 21.2 | 8.5 | 8.0 | 37.5 |
7 | 39.5 | 31.2 | 29.0 | 4.15 | 22.0 | 11.0 | 6.5 | 44.5 |
The Photos Of High purity industrial magnesia ceramic crucible
The Packing Of High purity industrial magnesia ceramic crucible
Cupel For Gold And metal Smelting is from Liling Rui Tai Ceramic Company Limited.
Control from production process:
We strictly follow the international standard in production, all process is supervised under inspection department.
Control from inspection:
•We have QC persons in every department, to ensure all components meet the quality demand.
The Service We Provide - We Take Care Of Your Order
Punctual delivery time:
•We put your order into our tight production schedule, ensure your punctual delivery time.
•Update the production progress for customers in time.
•Shipping notice/ insurance to you as soon as your order is shipped.
After sales service:
•We respect your feed back after receive the goods.
•We handle your complain within 24 hours.
Professional sales:
•We value every inquiry sent to us, ensure quick competitive offer.
•We are a sales team, with all technical support from engineer team. 
