Shangtao New Combustion Rack for Dental Ceramics

• Shape: Boat,High Form,Arc,Columned,Cylindrical,Tray Ect
• Color: White
• Refractoriness: 1770< Refractoriness< 2000
• Type: Ceramic Palette
• Application Domain: Dental,Lab
• Transport Package: Plywood Case
• Specification: customization
• Trademark: shangtao
• Origin: Shanghai, China
• Production Capacity: 50000 PCS/Year

Product Description

Ceramic Property Table
Performance		Unit	75 Porcelain	90 Porcelain	95 Porcelain	99 Porcelain	99.7 Porcelain	Zirconia	High-Frequency Porcelain
Bulk Density			>3.2	>3.4	>3.6	3.7	3.7	6	≥2.6
Bending Strength		N/m2*103	1.96	2.25	2.24	>2.24	>2.27	11	1.37
Linear Expansion Coefficient	20-800ºC	x10-6ºC	-	6.3-7.3	6.5-8	6.5-8	6.5-8	9.5	≤8
Dielectric Constant	1MHz		≤9	8.5-9.5	9-10	9-10.5	9-10.5	-	≤7.5
	10GHz		-	-	9-10	9-10.5	-	-	-
Dielectric Loss	1MHz	x10-6	≤10	≤8	≤4	≤2.5	≤1.5	-	≤8
	10GHz	x10-6	-	-	≤10	≤6	-	-	-
Specific Volume Resistance	100ºC	Ω·Cm	>1012	>1012	>1013	>1013	>1014	>1014	>1012
Breakdown Strength		KV/mm	20	15	15	15	-	-	20
Thermal Conductivity	20ºC	W/m·k	-	16.8	25.2	25.2	29.2	3	2.9