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Precision Ceramic
Engineering

High-performance ceramic structural and functional components for semiconductor, new energy, chemical, and metallurgical industries. Custom-engineered with advanced R&D and manufacturing excellence.

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About SEM China

CHANGZHOU SEM MATIC CO., LTD (SEM China) specializes in the production of high-precision, high-performance ceramic structural parts and functional ceramic parts. With years of innovation and expertise, we deliver advanced ceramic solutions trusted across global industries.

High-Quality Manufacturing

Advanced equipment and first-class management ensure consistent product quality and reliability.

Professional Technology

Dedicated technical team with independent R&D capabilities for custom ceramic solutions.

Customer-Centric Service

We support customers from R&D to mass production, continuously improving processes together.

SEM Ceramic Factory

Our Products

Precision-engineered ceramic components designed for durability, performance, and reliability in extreme environments.

Alumina Ceramic Shaft

Alumina Ceramic Shaft / Shaft Seal

High-precision shafts with excellent wear resistance and corrosion resistance. Ideal for sealing applications in harsh environments.

Material: Alumina (Al₂O₃)
Zirconia Grinding Beads

Ceramic Milling Ball / Zirconia Grinding Beads

Smooth surface, high strength, low damage rate. Used in grinding ceramic materials, pigments, inks, cosmetics, and food.

Material: Zirconia (ZrO₂)
Self-Lubricating Ceramics

Self-Lubricating Ceramics

Advanced ceramic shafts and seals with self-lubricating properties for reduced friction and extended service life.

Application: Mechanical Seals, Bearings
Capacitive Ceramic Pressure Element

Capacitive Ceramic Pressure Element

High-sensitivity pressure sensing element with stable performance under dynamic and static conditions.

Function: Sensor Ceramic
Ceramic Water Valve Plate Disc

Ceramic Water Valve Plate Disc

Durable valve disc with high wear and corrosion resistance. Suitable for water control systems.

Feature: Leak-proof, Long Life
Ceramic Aluminum Titanate Bushing

Ceramic Aluminum Titanate Sprue Sleeve Bushing

Thermal shock-resistant bushing for casting and industrial applications requiring dimensional stability.

Property: Low Thermal Expansion
Refractory Products

Corundum Mullite Refractory Products

High-temperature resistant refractory plates and pusher components for metallurgy and sintering processes.

Application: Metallurgical Industry
Raw Materials & Wear-Resistant Materials

Raw Materials & Wear-Resistant Materials

Granulation powders and advanced ceramic raw materials for compression molding and industrial use.

Form: Powder, Granules
Alloy Thermal Cutoff

Alloy Thermal Cutoff

One-time over-temperature protection device with fusible alloy. Used in electrical equipment safety systems.

Temp Range: 76–230°C | Certifications: RoHS, CCC, REACH
Ceramic Heat Sink

Ceramic Heat Sink

Porous ceramic structure with high surface area for efficient heat dissipation using air as medium.

Structure: Hollow Crystal Cavity | Porosity: 5–40%
Alumina Ceramic Ring

Alumina Ceramic Ring

Insulating ring with high resistivity, non-magnetic, dust-resistant surface. Ideal for electronic and mechanical systems.

Property: Electrical Insulator
Sintering Fixture

Sintering Fixture

Custom ceramic fixtures for high-temperature sintering processes. Dimensionally stable and reusable.

Use: Kiln Support, Fixturing
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Application Fields

Our ceramic components are trusted across industries requiring high performance, durability, and precision.

Semiconductor Industry

Sensor ceramics, resistance ceramics, and insulating components for high-purity environments.

New Energy Industry

Components with high mechanical, thermal, and electronic performance for EVs and renewable systems.

Chemical Industry

Wear-resistant and corrosion-resistant ceramic parts suitable for aggressive chemical environments.

Metallurgical Industry

Refractory products and high-temperature components for sintering and metallurgy processes.

Advanced Electronics

Used in machinery and electronic equipment where wear resistance and precision are critical.

Custom R&D Support

We collaborate with clients from prototype to mass production, ensuring optimal performance.

Get in Touch

For inquiries about our products, custom solutions, or sample requests, please visit our official website.

Contact Information

Phone: +86-18015883153

Email: infocn@semmatic.com

Address: 2701-1, Wanda Center, Wujing, Changzhou city, Jiangsu, China

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