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99% 95% глиноземный керамический тигель для плавления золота высокая

99% 95% глиноземный керамический тигель для плавления золота высокая

Категория: Ceramics >>>
Поставщик: Yixing,Minghao,Special,Ceramic,Technology,Co.,Ltd.

Цена:0,40 $ - 0,50 $*

Количество:

Описание и отзывы

Трекер стоимости

Месяц	Минимальная цена	Макс. стоимость
Sep-15-2025	0.15 $*	0.18 $*
Aug-15-2025	0.46 $*	0.81 $*
Jul-15-2025	0.57 $*	0.87 $*
Jun-15-2025	0.53 $*	0.56 $*
May-15-2025	0.79 $*	0.51 $*
Apr-15-2025	0.31 $*	0.93 $*
Mar-15-2025	0.23 $*	0.15 $*
Feb-15-2025	0.42 $*	0.64 $*
Jan-15-2025	0.65 $*	0.58 $*

Характеристики

Specification

Name	Alumina ceramic crucible
Material	99%Al2O3/95%AL2O3
Size	Customized
Color	Yellow/White
Application	Metal melting /Chemical experiment

Physical properties

			ZTA	AI997	AI950	Steatite	Cordierite	Zirconia
% Alumina		%	70	99.7	95
Density		g/cm3	4.3	3.9	3.6	2.8	2.5	6
Porosity		%	0	0	0	0	0	0
Firing Temp		°C	1600	1700	1680	1350	1350	1600
Hardness		HV	2000	1700	1500	800	800	1300
Flexural Strength		Kgf/cm2	4500	3500	3000	900	900	11000
Compressive Strength		Kgf/cm2	45000	30000	25000	4000	3500	25000
Fracture Toughness		MPa/m	5-6	4	3-4	-	-	6-8
Max Operating Temp		°C	1500	1500	1450	1100	1000	1500
Coefficient Thermal Expansion		cm/cm/ °C (RT to 700°C)	8	8	8	6	4	9.5
Thermal Conductivity	25°C- 300°C	W/m°K	27	27	22	2.5	1.3	3
Volume Resistivity	20°C	ohm ・ cm	10¹²	10¹²	10¹²	10¹²	10¹²	.
			100°C		10¹²-10¹³	10¹²-10¹³	10¹²-10¹³	10¹⁰-10¹²	10⁷-10⁸	10¹²-10¹³
			300°C		10¹⁰	10¹²	10¹⁰	5*10⁸	3*10⁵	5*10⁹
Dielectric Strength		Volts/mil	210	220	210	230	180	230

Product Description

Packing & Delivery

Company Profile

Yixing Minghao Special Ceramic Technology

We are a professional factory in manufacturing high quality and precision alumina, steatite, zirconia ceramics, refractory components for more than 20 years.

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.