Square & Rectangle Alumina Ceramic Boat Crucible

High purity: Al2O3>99%, good chemical resistance.rectangular alumina ceramic crucible and boat are wildly used in laboratory and industrial analysis as well as metal and nonmetal material sample melting.


  • ShapeSquare
  • Coverwithout
  • Purity Available90% 95% 99% 99.5% 99.7%
  • MaterialAlumina ceramic

Product Item:Square & Rectangle Alumina Ceramic Boat /Crucible 


Size Details :

Square Alumina Ceramic Crucible size details

Square Alumina Ceramic Crucible 
Item No. length (mm) width (mm) height (mm) Item No. length (mm) width (mm) height (mm)
CS-AS-001 27.5 23 10 CS-AS-036 100 10 10
CS-AS-002 30 20 16 CS-AS-037 100 20 20
CS-AS-003 35 35 40 CS-AS-038 100 40 20
CS-AS-004 40 40 40 CS-AS-039 100 20 15
CS-AS-005 50 10 10 CS-AS-040 100 20 20
CS-AS-006 50 12 10 CS-AS-041 100 30 20
CS-AS-007 50 20 20 CS-AS-042 100 30 25
CS-AS-008 50 25 10 CS-AS-043 100 40 20
CS-AS-009 50 40 20 CS-AS-044 100 50 30
CS-AS-010 50 50 25 CS-AS-045 100 60 30
CS-AS-011 50 50 50 CS-AS-046 100 70 30
CS-AS-012 50 25 35 CS-AS-047 100 100 30
CS-AS-013 52 25 23 CS-AS-048 100 100 35
CS-AS-014 60 30 15 CS-AS-049 100 100 45
CS-AS-015 60 30 20 CS-AS-050 100 100 50
CS-AS-016 60 40 15 CS-AS-051 100 100 90
CS-AS-017 65 23 18 CS-AS-052 110 24 17
CS-AS-018 70 12 7 CS-AS-053 110 80 40
CS-AS-019 70 70 35 CS-AS-054 110 110 35
CS-AS-020 75 15 10 CS-AS-055 110 80 40
CS-AS-021 75 18 14 CS-AS-056 120 30 15
CS-AS-022 75 20 20 CS-AS-057 120 75 40
CS-AS-023 75 52 50 CS-AS-058 120 60 20
CS-AS-024 75 75 15 CS-AS-059 120 60 40
CS-AS-025 75 75 30 CS-AS-060 120 80 30
CS-AS-026 75 75 45 CS-AS-061 120 80 40
CS-AS-027 80 10 10 CS-AS-062 120 120 30
CS-AS-028 80 80 40 CS-AS-063 120 120 50
CS-AS-029 85 65 30 CS-AS-064 140 140 40
CS-AS-030 85 85 40 CS-AS-065 150 20 20
CS-AS-031 90 60 20 CS-AS-066 150 150 50
CS-AS-032 90 60 35 CS-AS-067 160 160 80
CS-AS-033 90 60 40 CS-AS-068 200 100 25
CS-AS-034 90 65 30 CS-AS-069 200 100 50
CS-AS-035 90 90 30 CS-AS-070 200 150 5


Alumina crucibles with lid features:

1.High purity: Al2O3 90% 95% 99% 99.5% 99.7% for choose, good chemical corrosion resistance

2.Good temperature endurance, long-term use at 1600 ℃, 1800 ℃ short-term

3.Good rapid thermal shock resistance, not easy to burst

4.Slip Casting with high density

5.Rectangular alumina crucible, square alumina crucible, boat alumina ceramic crucible, column ceramic crucible and a variety of shaped alumina ceramic crucible. All kinds of shaped alumina crucibles can be customized.

6.Suitable for sample analysis and melt of laboratory metal, non-metallic materials.They are competent in high temperature application, like metal processing, glass melting, ra

pid thermal cycling, and gemstone purification for jewelry industry.


Shpe details :



If need open new mould, please send us detail specification and design drawing firstly, we'll reply you in 24 hours.  Contact email: info@csceramic.com


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