What is a ZTA ceramic plate used for?

ZTA plates provide wear-resistant contact surfaces, load-bearing supports and precision interfaces. Typical applications include: wear liners in transfer points, hoppers and chutes; support plates; and machined fixture inserts with ground faces, holes or slots. Selection depends on the working face, loading, support and mounting arrangement.

How does ZTA compare with alumina, zirconia and silicon carbide?

ZTA: consider when wear resistance and resistance to edge chipping are both important. Alumina: an economical option for stable, low-impact service. Zirconia: consider where toughness is a priority. Silicon carbide: consider for demanding sliding abrasion, with impact and support conditions reviewed. Compare materials using the same plate geometry and operating conditions.

What sizes and thicknesses can I order?

Catalogue range: 19 models, AT-ZR-CB001 to AT-ZR-CB019. Custom planform dimensions: 100–1000 mm. Common thicknesses: 6–40 mm. Typical ground-thickness tolerance: ±0.2 mm. Other dimensions are reviewed against your drawing. Flatness, parallelism and hole-position tolerances are agreed for the specific plate.

Can ZTA plates include holes, slots and ground faces?

Yes. Custom features include holes, countersinks, slots, recesses, steps, chamfers and rounded edges. Single-sided or double-sided grinding is available for functional faces. Identify the datums, critical tolerances and measurement method on the drawing. Small or deep features, closely spaced holes and short edge distances require additional design review.

How should I install a ZTA plate, and how long will it last?

Dry-fit the plate and confirm even support, hole alignment and edge clearance. Bonded plates: follow the specified surface preparation, bond-line and curing requirements. Bolted plates: follow the specified tightening sequence, load and washer arrangement. After startup, recheck mounting, clearances and initial wear. Service life depends on the application. Use recorded wear patterns to establish inspection and replacement intervals.

What information is needed for a quotation?

Reference an AT-ZR-CB model or AT-ZRG001, and provide: a drawing, sketch, sample or scaled photographs; plate function and quantity; length, width, thickness and custom features; working and bonding faces, finishes and tolerances; support, fixing and backing requirements; particle, impact, load, temperature, atmosphere and medium details; and inspection scope and acceptance requirements. Available information supports an initial review; the final quotation is confirmed against the agreed engineering details.

ZTA Ceramic Plate | Sizes, Machining & Drawing-Based Parts

What Is a ZTA Ceramic Plate?

A zirconia toughened alumina (ZTA) plate is a flat ceramic part formed from an alumina (Al₂O₃) matrix with dispersed zirconia (ZrO₂) particles. The zirconia is added to absorb part of the stress at small cracks, which changes how the plate behaves at edges and impact zones compared with a plain alumina plate. The plate itself is a fired ceramic; the grade, forming route, working face, support and fixing are defined for each order.

ZTA Ceramic Plates Specifications

ZTA Plate
Item No.	Length (mm)	Width (mm)	Thickness (mm)
AT-ZR-CB001	50	25	5-12
AT-ZR-CB002	50	50	5-20
AT-ZR-CB003	100	100	6-30
AT-ZR-CB004	120	80	8-30
AT-ZR-CB005	150	100	6-50
AT-ZR-CB006	100	25	5-15
AT-ZR-CB007	100	50	6-30
AT-ZR-CB008	100	75	12-50
AT-ZR-CB009	150	50	6-50
AT-ZR-CB010	70	70	10-25
AT-ZR-CB011	75	50	6-15
AT-ZR-CB012	120	100	6-25
AT-ZR-CB013	120	50	6-25
AT-ZR-CB014	100	80	6-25
AT-ZR-CB015	150	75	6-50
AT-ZR-CB016	27	27	5-18
AT-ZR-CB017	37.5	37.5	5-18
AT-ZR-CB018	39.2	39.2	6-18
AT-ZR-CB019	50	30	5-15

Download Size Guide

ZTA Ceramic Plate Material Properties

The values below are typical selection values for plate grade AD-ZTA series, a dry-pressed or CIP-formed plate. They describe the material, not a finished plate size or a design allowance for your assembly.

Property	Unit and basis	AD-ZTA-20-P
Bulk density	g/cm³; typical	4.20
Flexural strength	MPa; typical selection value	500
Compressive strength	MPa; typical	2100
Young's modulus	GPa; typical	310
Vickers hardness	HV; typical	1650
Water absorption	%; rounded nominal result	0
Surface roughness, Ra	µm; specified plate surface	<0.6
Color	Visual	White / off-white

How to Choose a ZTA Ceramic Plate

1. Define the Application

Identify whether the plate serves as a wear face, thermal or support plate, or precision fixture insert.

Provide: Equipment type, contact location and the component being protected or supported.

2. Confirm Contact and Loading

Wear applications: Particle size and hardness, flow speed, impact angle, and sliding or impact contact.
Support applications: Applied load, support points, contact area and allowable deflection.

3. Specify Operating Conditions

Include:

Continuous and peak temperatures
Operating atmosphere
Heating and cooling rates
Number of thermal cycles

For precision fixtures, define how flatness is checked after cycling.

4. Define Plate Geometry

Specify length × width × thickness, overall profile, holes, slots and edge details.

Show the fixing layout, support areas and hole-to-edge spacing. Avoid unsupported spans and concentrated point contact.

Provide: A dimensioned drawing or sketch.

5. Specify Each Face

Working face: Define its function, finish and surface roughness.
Bonding or mounting face: Specify the texture and cleanliness required by the adhesive or backing arrangement.

Identify each face clearly on the drawing.

6. Agree on Acceptance

Define acceptance at material, individual-plate or assembly level.

Include:

Dimensional, flatness and surface requirements
Inspection method and reference conditions
Sampling plan and acceptance limits

ZTA vs Alumina, Zirconia and Silicon Carbide Plates

Select the material around the plate’s loading, wear pattern and operating environment.

ZTA — Edge Chipping and Localized Impact

Consider ZTA when an alumina plate develops chipped edges or cracks at impact points. Review performance using the same plate geometry and support arrangement.

Check: Failure location, chip size, particle characteristics and impact conditions.

Alumina — Stable, Cost-Sensitive Service

A common option for wear faces and support plates with low impact. Specify purity where the application requires it, alongside mechanical and dimensional requirements.

Check: Actual wear rate, chemical compatibility and allowable edge damage.

Zirconia — Toughness and Contact Requirements

Consider zirconia where toughness is a priority. Select the specific grade for the application, including an aging assessment where hot water or steam is present.

Check: Material grade, surface requirements, assembly weight and water or steam exposure.

Silicon Carbide — Abrasive Sliding Contact

Consider SiC for demanding sliding wear and selected high-temperature applications. Review impact, edge loading and support before selection.

Check: Abrasion conditions, impact loading, support layout and chemical environment.

Compare materials using the same plate geometry, support arrangement and operating conditions. Agree on the acceptance test before ordering.

Zirconia Toughened Alumina Plates Packaging

ZTA Plates in Carton Padded Trays – Prevent vibration

ZTA Ceramic Plate Applications

ZTA plates are reviewed for three broad duties: wear-contact faces in bulk handling, support and setter plates in thermal processing, and precision plates in powder handling and fixtures. Each duty is assessed by the plate geometry, the working face and the interface with the surrounding equipment.

Bulk Handling and Wear-Contact Plates

Flat wear faces in transfer points, hoppers and chute zones where material flows across the plate. The selection depends on particle size and hardness, flow speed, impact angle, the edge and joint layout, and whether the plate is backed with rubber or steel.
Thermal Processing and Setter Plates

Setter and support plates that carry parts through furnaces or hold a load at temperature. The selection depends on support points, load, atmosphere, heating cycle, and how flatness and dimensions are checked after cycling.
Powder Handling and Precision Plates

Plates in classifiers, dosing equipment and fixtures where a stable flat surface and accurate holes or slots matter. The selection depends on the mating part, the face finish, the fit and the inspection basis.

For a lining project with rubber or steel backing, an adhesive-ready face or a pre-assembled layout, discuss the structure through the ZTA ceramic lining board enquiry.

ZTA Ceramic Plate Usage Instructions

Installation

1. Check the fit: Verify hole positions, edge relief, corner clearances and even contact with the base.
2. Confirm support: Match the support layout and loading direction to the drawing.
3. For bonded plates: Follow the specified surface preparation, bond-line thickness and curing procedure.
4. For bolted plates: Follow the specified tightening sequence and load. Recheck after initial operation.
Operation

1. Control loading: Keep impact and sliding loads within the design conditions.
2. Check thermal movement: Verify joint clearances as operating temperatures change.
3. Monitor wear: Record initial wear patterns to establish inspection and replacement intervals.
Storage

1. Support and separate: Store plates horizontally on soft supports, with separators protecting finished faces.
2. Keep conditions stable: Protect against moisture, abrasion and temperature changes.
3. Retain identification: Keep orientation labels, part identification, drawing revision, material grade and inspection records with the batch.
Cleaning and Re-Bonding

1. Protect finished faces: Use non-abrasive wipes and soft tools.
2. Choose compatible cleaners: Confirm compatibility with the ceramic, adhesive and backing materials.
3. Check before re-bonding: Inspect the bonding face and restore the specified cleanliness and surface condition.
Handling Precautions

1. Avoid impact: Do not drop, strike or pry the plate.
2. Control fastener contact: Use the washers or load-spreading components specified in the assembly design.
3. Stop for damage or movement: Remove chipped or cracked plates from service. Investigate abnormal noise, movement or wear before restarting.

ZTA Ceramic Plate FAQs

What is a ZTA ceramic plate used for?
ZTA plates provide wear-resistant contact surfaces, load-bearing supports and precision interfaces.
Typical applications include:
a. Wear liners in transfer points, hoppers and chutes
b. Support plates
c. Machined fixture inserts with ground faces, holes or slots
Selection depends on the working face, loading, support and mounting arrangement.
How does ZTA compare with alumina, zirconia and silicon carbide?
a. Alumina: An economical option for stable, low-impact service.
b. Zirconia: Consider where toughness is a priority.
c. Silicon carbide: Consider for demanding sliding abrasion, with impact and support conditions reviewed.
d. ZTA: Consider when wear resistance and resistance to edge chipping are both important.
Compare materials using the same plate geometry and operating conditions.
What sizes and thicknesses can I order?
a. Catalogue range: 19 models, AT-ZR-CB001 to AT-ZR-CB019
b. Custom planform dimensions: 100–1000 mm
c. Common thicknesses: 6–40 mm
d. Typical ground-thickness tolerance: ±0.2 mmOther dimensions are reviewed against your drawing. Flatness, parallelism and hole-position tolerances are agreed for the specific plate.
Can ZTA plates include holes, slots and ground faces?
Yes. Custom features include holes, countersinks, slots, recesses, steps, chamfers and rounded edges. Single-sided or double-sided grinding is available for functional faces.
Identify the datums, critical tolerances and measurement method on the drawing. Small or deep features, closely spaced holes and short edge distances require additional design review.
How should I install a ZTA plate, and how long will it last?
Dry-fit the plate and confirm even support, hole alignment and edge clearance.
a. Bonded plates: Follow the specified surface preparation, bond-line and curing requirements.
b. Bolted plates: Follow the specified tightening sequence, load and washer arrangement.
c. After startup: Recheck mounting, clearances and initial wear.
Service life depends on the application. Use recorded wear patterns to establish inspection and replacement intervals.
What information is needed for a quotation?
Reference an AT-ZR-CB model or AT-ZRG001, and provide:
a. Drawing, sketch, sample or scaled photographs
b. Plate function and quantity
c. Length, width, thickness and custom features
d. Working and bonding faces, finishes and tolerances
e. Support, fixing and backing requirements
f.Particle, impact, load, temperature, atmosphere and medium details
I. Inspection scope and acceptance requirements
Available information supports an initial review; the final quotation is confirmed against the agreed engineering details.

Catalog No.	AT-ZRG001
Material	Al2O3 + ZrO2
Mounting details	Holes, slots, edge relief and support to drawing
Working faces	Ground, polished or sandblasted; one or both sides
Dimensions/Sizes	Download PDF

ZTA Ceramic Plates for Wear, Support and Precision Fixtures

What Is a ZTA Ceramic Plate?

ZTA Ceramic Plates Specifications

ZTA Ceramic Plate Material Properties