95% 99.5% Al2O3 Alumina Ceramic Resistor Cores Bodies for Electrical Resistors and Capacitor

• Application: Chemical Processing, Electrical Insulation, High-Temperature Furnaces, Medical Devices, Semiconductor Industry
• Ceramic Tube & Rod: Ceramic Tube
• Length: Customized
• Temperature Resistance: 2000℃
• Color: White
• Compressive Strength: 2100-2500MPa
• Working Temperature: 1700 Degree
• Density: 3.8GM/Cc
• Feature: Heat Resistance
• Flexural Strength: 280-350 MPa
• Thermal Conductivity: 25-30 W/Mk
• Certificate: RoHS
• Material: Alumina Ceramic
• Purity: 95%-99%
• Type: Ceramic Parts
• Transport Package: Carton Packing
• Specification: Customized
• Trademark: INNOVACERA
• Origin: Fujian, China
• Production Capacity: 100000 Piece/Pieces Per Month

Product Description

Innovacera develops many kinds of ceramic components for passive components, such as ceramic resistor cores and ceramic wirewound resistors. Ceramic resistor cores are essential components in the world of electronics, offering unmatched performance and reliability. Our ceramic resistor bodies are expertly designed to meet the demanding needs of various applications, making them the ideal choice for your ceramic resistors.Our ceramic resistor cores, also known as ceramic resistor bodies, are made from advanced ceramics such as 99.5 Alumina and 95 Alumina, ensuring superior high and consistent surface quality. These ceramic cylindrical resistor bodies and ceramic rods due to their high thermal conductivity, it is good for efficient heat dissipation, which improves the reliability and performance of the ceramic cores.

Features of Alumina Ceramic (Al2O3) core resistors:
> A Lower Noise Factor
> Stable Resistance
> Good Electrical Shock Loads
> Laser Trimming Reliability
> Electrical insulation and thermal stability
> Achieve Higher Integration Density
> Ensuring Higher Power Density

 

 

Some model of ceramic cylindrical resistor bodies Innovcera made:
Model	Length(mm)	Diameter(mm)	R°	Material
INVR1030	3.05 ± 0.05	1.0 ± 0.02	0.20-0.35	Alumina ≥ 99
INVR1327	2.7 ± 0.05	1.3 ± 0.03	0.20-0.35	Alumina ≥ 99
INVR1752	5.2 ± 0.06	1.7 ± 0.04	0.30-0.45	Alumina ≥ 96
INVR2580	8.0 ± 0.10	2.5 ± 0.05	0.45-0.65	Alumina ≥ 96
INVR3080	8.0 ± 0.15	3.0 ± 0.05	0.45-0.65	Alumina ≥ 95
INVR3010	10.0 ± 0.18	3.5 ± 0.05	0.45-0.65	Alumina ≥ 95
INVR3510	10.0 ± 0.18	3.5 ± 0.04	0.45-0.65	Alumina ≥ 95
INVR4014	14.0 ± 0.20	4.0 ± 0.04	0.55-0.85	Alumina ≥ 95
INVR4514	14.0 ± 0.20	4.5 ± 0.04	0.55-0.85	Alumina ≥ 95
INVR5018	18.0 ± 0.25	5.0 ± 0.05	0.60-1.00	Alumina ≥ 95
INVR7023	23.0 ± 0.35	7.0 ± 0.05	0.60-1.20	Alumina ≥ 95

 

Applications of ceramic resistors: Ceramic resistors find extensive use across multiple industries, including household appliances, automobiles, electronic consumer goods, and new energy sectors. Our ceramic resistor cores are specifically designed for coated ceramics in fixed resistors, which are essential in producing membrane pressure caps and various membrane resistors. Passive electrical components such as resistors and capacitors need good electrical insulation and thermal stability, so the technical ceramics such as alumina ceramic resistor cores is good for electronic circuits and surface mounted components.
 

Alumina Ceramic Property
Property		Unit	92% Alumina Ceramic	95% Alumina Ceramic	99% Alumina Ceramic
Density		g/cm3	≥3.63	≥3.68	≥3.83
Water absorption		%	O	O	O
Sintering temperature		°C	1500-1700	1600-1800	1700-1800
Hardness		HV	≥1400	≥1500	≥1650
Flexural strength		Kgf/cm2	3000	3000	3000
Compressive strength		Kgf/cm2	24000	25000	26000
Fracture toughness		Map.m3/2	3~4	3~4	4~5
Maximum temperature		°C	1600	1700	1800
Coefficient of thermal expansion		/°C	8*10-6	8*10-6	8*10-6
Heat shock		T(°C)	220	220	220
Thermal conductivity		W/m.k(25-300°C)	25 14	25 14	25 14
	20°C		>1012	>1012	>1012