Detail Information

Materials:	95-997% Alumina	Low Thermal Expansion:	Yes
Dimensional Tolerance:	±0.001 Mm	Bulk Density:	>3.63
Maximum Use Temperature:	1700c	Chemical Resistance:	Excellent
Applications:	Electrical Insulators, Wear-resistant Parts, Cutting Tools, Biomedical Implants	Low Dielectric Loss:	0.0002
Chemical Composition:	Al2O3 (Aluminum Oxide)	Properties:	Electric Insulation
Thermal Conductivity:	20 - 30 W/m·K	Maximum Operating Temperature:	Up To 1700°C
Corrosion Resistance:	Excellent	Elastic Modulus:	380 GPa
Highlight:	Al2o3 Alumina Ceramic Grinding Block , Ceramic Block for Blade Thinning Machine

Product Description

Al2o3 Part Alumina Ceramic Grinding Block

High Performance Insulation for Blade Thinning Machine Parts

Alumina (Al₂O₃) Ceramic Plates: Custom Solutions That Cut Costs & Boost Durability

Our alumina (Al₂O₃) ceramic plates are high-performance engineering components made from top-grade aluminum oxide,

featuring exceptional hardness, thermal stability, and electrical insulation. Ideal for demanding industrial, electronic,

and high-temperature scenarios, they are a durable alternative to metals, plastics, and conventional ceramics.

What sets us apart? Flexible customization + cost efficiency. We provide purity options from 92% to 99.5%,

and custom geometries tailored to your exact specifications—eliminating the need for post-processing and

reducing material waste. Our custom-engineered plates not only fit your application perfectly

but also lower long-term replacement costs, thanks to their superior wear and corrosion resistance.

Upgrade to custom alumina ceramic plates: get the right fit, save money, and enhance operational efficiency.

Application 

Performance That Outperforms Alternatives

	
			Item

			Unit

			95 Al2O3

			96 Al2O3

			99 Al2O3

			Physical Characteristics

			Heat resistance

			0C

			1500

			1550

			1800

			Bulk density

			g/cm3

			3.6

			3.6

			3.9

			Water absorption

			%

			0

			0

			0

			Mechanical Characteristics

			Flexural strength

			Mpa

			320

			340

			360

			Hardness vickers

			Gpa

			12.2

			13.5

			15.6

			Elastic modulus

			Gpa

			280

			320

			370

			Poisson’s ratio

			0.22

			0.23

			0.23

			Thermal Characteristics

			Linear expansion coefficient

			(20-5000C) 10-6/0C

			7.1

			7.2

			8

			Thermal conductivity

			w/(m.k)

			16

			24

			32

			Specific Heat

			*10-3J/(kg*K)

			0.78

			0.78

			0.9

			Electrical Characteristics

			Dielectric constant (1MHZ)

			-

			9

			9.4

			9.9

Various Types of Aluminum Nitride Sheets

We Can Do OEM and 0BM According to Your Drawing and Requirements.

Machining Ability of Alumina Ceramics:
 
Dimensional accuracy: Up to 0.02mm

Surface roughness: Ra0.02-3.2μm

Concentricity: Up to 0.02mm

Parallelism: Up to 0.01mmFlatness:Up to 0.01mm
Accuracy of Inner hole Drilling: Up to 0.01mm

Cylindricity: Up to 0.02mm

Thread machining: Minimum internal thread M2

Surface finish: As fired, glazed, grinding, polishing, metallization,coating

√ High Voltage Insulator	√ High Purity, Max. 99.8%	√ Various Available Grades
√ Hard and Wear Resistant	√ High Corrosion Resistance	√ High Mechanical Strength
√ Good Thermal Conductivity	√ High Operating Temperature	√ Most Favorable Fine Ceramic

Al2o3 Alumina Ceramic Grinding Block Insulation for Blade Thinning Machine Parts 4

FAQ

Q1. Do you provide product samples? Yes, we provide samples subject to availability. A nominal sample fee may apply in some cases, and shipping costs are borne by the customer.

Q2. What are your accepted payment methods? We accept T/T (bank transfer) in advance, Western Union, Alipay, and PayPal.

Q3. What is your typical delivery lead time? Lead times vary depending on product requirements, including material selection, dimensions, and specific manufacturing processes.

Q4. Do you perform quality inspection before shipment? Yes, we conduct 100% inspection of all goods prior to delivery to ensure they meet specified standards.

Q5. What other ceramic materials do you offer? We supply a range of advanced ceramic materials, including Alumina, Zirconia, Aluminum Nitride,Boron Nitride, Silicon Nitride, Machinable Glass Ceramic, and related specialized ceramics.

Tag:

Place of Origin:	CHINA
Brand Name:	YH
Certification:	ISO,CE,Rohs

Minimum Order Quantity:	10
Price:	Negotiated
Packaging Details:	Packing by carton
Delivery Time:	15-30 work days
Supply Ability:	10000pcs per month

Al2o3 Alumina Ceramic Grinding Block Insulation for Blade Thinning Machine Parts

Al2o3 Alumina Ceramic Grinding Block

Ceramic Block for Blade Thinning Machine

alumina ceramic machining,

alumina ceramic components,

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Item		Unit	95 Al2O3	96 Al2O3	99 Al2O3
Physical Characteristics	Heat resistance	0C	1500	1550	1800
	Bulk density	g/cm³	3.6	3.6	3.9
	Water absorption	%	0	0	0
Mechanical Characteristics	Flexural strength	Mpa	320	340	360
	Hardness vickers	Gpa	12.2	13.5	15.6
	Elastic modulus	Gpa	280	320	370
	Poisson’s ratio		0.22	0.23	0.23
Thermal Characteristics	Linear expansion coefficient	(20-5000C) 10^-6/0C	7.1	7.2	8
	Thermal conductivity	w/(m.k)	16	24	32
	Specific Heat	10^-3J/(kgK)	0.78	0.78	0.9
Electrical Characteristics	Dielectric constant (1MHZ)	-	9	9.4	9.9