Refractory MGO Magnesia Cupels Magnesite Crucible for Cupellation Process

• Shape: Crucible
• Color: Ivory
• Refractoriness: Refractoriness> 2000
• Type: Heat-Resistant Material
• Capacity: 10ml, 20ml, 30ml, 50ml, 80ml, 100ml
• Looks: Tubiform, Tray, Cylindrical, Boat, Sagger
• Finsh: Bore, Slot
• Application: Thermal Analysis or Firing
• Feature: Long Time Materials
• Material: Magnesia
• Transport Package: Plywood Case
• Specification: Rohs
• Trademark: shangtao
• Origin: Shanghai, China
• HS Code: 6091900000
• Production Capacity: 500000 PCS Per Year

Product Description

Series:
Alumina ceramic crucible
Corundum ceramic crucible
Arc alumina crucibles(high form alumina crucibles)
Cylindrical alumina ceramic crucibles
Rectangular crucibles
Special shaped crucibles
Alumina saggers
Zirconia crucible
Mgo crucible

Crucible Chemical Composition
	M Type(Magnesium)	MA Type(Magnesium Aluminum)
MgO	≥97.5	≥74.5
SiO2	≤0.70	≤0.74
Al2O3	≤0.10	≤22.2
CaO	≤1.10	≤1.20
Fe2O3	≤0.46	≤1.20

Crucible Physical Composition
		M Type(Magnesium)
Porosity	-	14/19
Normal Temperature Compressive Strength	Mpa	≥19.6
Thermal Expansion Coefficient	20-1300ºC	≤13*10^-6
Can Withstand Rapid Cooling and Rapid Heating Times N 1200ºC Air Cooling	-	≥40
Volume Density	Kg/m^3	2.9/3.1*10^3
Maximum Working Temperature ºC	0.13pa	1750