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:	CNC Machined Alumina Liner Plate , Alumina Liner Plate High Precision

Product Description

CNC Machined Alumina Liner Plate High Precision Durability Bolt Holes for Refractory Applications

95% Alumina Ceramic Plate

Tired of metal or low-grade ceramic plates warping, cracking, or failing in high-temperature projects?

Upgrade to our 95% alumina ceramic plate—designed for durability in the hottest environments.

Why choose our alumina plate?

Handles 1600°C+ - perfect for kilns, forges, and high-heat workshops
95% high-purity alumina - stable performance, no thermal deformation
Pre-drilled hole - hassle-free mounting & installation
Corrosion resistant - works in harsh chemical & high-heat environments

Whether you’re a small workshop owner, hobbyist, or industrial buyer, this ceramic plate brings professional-grade heat resistance to your projects.

Customizable hole sizes, dimensions, and thicknesses to match your specific application requirements. Trusted by manufacturers for reliable high-temperature performance.

CNC Machined Alumina Liner Plate High Precision Durability Bolt Holes Custom Size 0

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

 
                                              Feature                                                                               

			√ 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

Packing 
 
			Hunan Yuanhong New Material Co.,Ltd was established in 2016 ,there are over 100 sets of ceramic professional equipments , several types of furnace in more than 8000 square meters production workshops. ISO9001 certified, a variety of advanced ceramic materials are ROHS and REACH certified.
		
CNC Workshop
Dry Pressing Workshop
Polishing Machine
Zirconium Oxide Furnace
Sintering Kiln
Exhibition

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

CNC Machined Alumina Liner Plate High Precision Durability Bolt Holes Custom Size

CNC Machined Alumina Liner Plate

Alumina Liner Plate High Precision

CNC Machined Alumina Liner Plate High Precision Durability Bolt Holes for Refractory Applications

alumina ceramic machining,

alumina ceramic components,

alumina ceramic products

Alumina Ceramic Disk Wear Resistance High Purity 98% Alumina Tap Ceramic Disc

High Polished 98% Alumina Ceramic Disc For Kitchen Faucet Cartridges 11.5mm-32mm

High Strength Alumina Ceramic Rod Plunger Piston Tube High Heat Resistance OEM

CNC Machining Alumina Ceramic Parts Sintered Wear Resistant Positioning Block

Machining Alumina Ceramic Parts Heat Resistance Alumina Ceramic Screws Bolts And Nuts

Electric Alumina Ceramic Positioning Block CNC Machining Sintered Wear Resistant Mechanical Ceramic Parts

Abrasion Resistant Al2o3 Ceramic Laser Reflector Alumina Laser Cavity Diffuser OEM

Wear Resistance Al2o3 Ceramic Disc Industrial Use With Custom Cutting Service

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

√ 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