Alumina Ceramic Custom Component

Short Description:

This alumina ceramic custom plate is engineered for industries that require exceptional precision, stability, and durability under demanding operating environments. Featuring a dense matrix of elongated slots filled with uniformly machined micro-holes, the component delivers controlled airflow, precise alignment, and reliable insulation performance for equipment operating at high temperature or high voltage.

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Features

Detailed Diagram

Overview

Manufactured from high-purity alumina (95–99.5%), the part provides outstanding wear resistance and dielectric strength. The ceramic body remains dimensionally stable even when exposed to rapid temperature changes, corrosive media, or long-term continuous operation.

Key Features

High-purity alumina material ensuring exceptional hardness, electrical insulation, and chemical resistance
Micro-hole array design for airflow distribution, fluid guidance, or component alignment
Excellent thermal endurance, supporting continuous operation at 1,000–1,600°C
Low thermal expansion enabling stable performance during rapid heating and cooling cycles
Consistent precision machining, with tight tolerances for slot geometry and hole positioning
Non-conductive and corrosion-resistant, suitable for high-voltage and high-frequency environments
Fully customizable dimensions, hole patterns, shapes, and surface finishes

Typical Applications

Gas distribution and microflow control modules
Semiconductor wafer processing tools
Optical and laser equipment components
High-vacuum and plasma-compatible fixtures
Electronic insulation and high-voltage isolation plates
Micro-mechanical alignment and positioning systems

Alumina Ceramic Custom Component Specification Table

Item	Specification
Material	95–99.5% Alumina Ceramic (Al₂O₃)
Color	Ivory / Off-white
Overall Dimensions	Customizable (e.g., 80 mm × 80 mm × 1–3 mm)
Slot Type	Oblong precision slot array
Slot Size	Custom (e.g., 10–15 mm length × 2–4 mm width)
Micro-hole Diameter	0.1–0.6 mm (laser or ultrasonic drilled)
Micro-hole Layout	Multi-row / multi-column, customizable layout
Flatness	≤ 0.02–0.05 mm
Thickness Tolerance	±0.02 mm
Hole Position Tolerance	±0.03 mm
Surface Roughness (Ra)	0.2–0.8 μm (polished or lapped optional)
Density	3.80–3.95 g/cm³
Hardness	≥ 1,200 HV
Flexural Strength	300–400 MPa
Compressive Strength	≥ 2,000 MPa
Dielectric Strength	≥ 15 kV/mm
Volume Resistivity	≥ 10¹⁴ Ω·cm
Thermal Conductivity	18–30 W/m·K
Thermal Expansion (CTE)	7.2–8.0 × 10⁻⁶ /K
Max Working Temperature	1,100–1,600°C
Mounting Holes	4 corner holes, position customizable
Manufacturing Methods	CNC machining, laser drilling, ultrasonic drilling, grinding
Optional Processing	Metallization (Mo-Mn/W), Ni/Au plating, polishing

FAQ

Q1: Can this ceramic part withstand high temperatures?
Yes. Alumina ceramics typically support 1,000–1,600°C depending on grade.

Q2: What is the minimum hole size that can be machined?
Micro-holes down to 0.1–0.2 mm are achievable with laser or ultrasonic machining.

Q3: Can the hole pattern be redesigned?
Absolutely. All arrays, shapes, and patterns can be custom-engineered based on drawings.

About Us

XKH specializes in high-tech development, production, and sales of special optical glass and new crystal materials. Our products serve optical electronics, consumer electronics, and the military. We offer Sapphire optical components, mobile phone lens covers, Ceramics, LT, Silicon Carbide SIC, Quartz, and semiconductor crystal wafers. With skilled expertise and cutting-edge equipment, we excel in non-standard product processing, aiming to be a leading optoelectronic materials high-tech enterprise.