Minexa Precision Materials

Who we are

At Minexa, we act as your dedicated technical extension within the supply chain. We collaborate with a select network of specialized manufacturing partners in China to deliver high-precision components in technical ceramics, quartz, engineering plastics, graphite, and specialized metals.

Our Approach

We prioritize technical precision above all else. Before production begins, we rigorously assess your drawings and specifications for manufacturability. Our value lies in our role as a bridge: we integrate the cost-effective production capabilities of China with our own quality control and technical support based here in the Netherlands. We manage the entire logistics process (DDP), ensuring a seamless delivery experience that meets your exact technical requirements.

About Us FAQ

1. What does Minexa specialize in?

Minexa specializes in advanced materials and precision machined components for industrial applications. Our product portfolio includes engineering plastics, technical ceramics, graphite, quartz and special metals.

2.Which industries do you serve?

Our products are widely used in semiconductor, laboratory, vacuum technology, automation, analytical instruments, medical devices and precision engineering.

3.Do you support prototype and low-volume production?

Yes. We support prototype manufacturing, sample orders and low-volume production, allowing customers to validate designs before larger production runs.

4.Can you provide material certificates?

Yes. Material certificates are available for most materials upon request. Certificate availability depends on the selected material and manufacturer.

5.Do you offer international door-to-door delivery?

Yes. We provide worldwide shipping and normally offer DDP door-to-door delivery unless another Incoterm is requested by the customer.

6.Can you manufacture parts according to customer drawings?

Yes. We manufacture custom precision components based on customer drawings, CAD files or samples.

7.How can I request a quotation?

Simply send us your drawings, material requirements, quantity and delivery information. We will review your request and provide a quotation as soon as possible.

Technical Data Sheet (PDF)

Minexa
Burg korstenstraat 10
6049AM Herten Nederland
E-mail: [email protected]

KvK-nummer: 92552269BTW-nummer: NL004964418B63

TECHNICAL CERAMICS

Alumina (Al₂O₃)
(The Standard)
Features:
• Electrical insulation
• Corrosion resistance
• High thermal resistance
Applications:
• Laboratory instruments
• Process industry
• High-voltage insulators
• Medical implants

Zirconia (ZrO₂)
(The Powerhouse)
Features:
• High toughness & fracture resistance
• Superior wear resistance
• Precision machinable
Applications:
• Mechanical seals
• Pump components
• Armor plates
• Industrial furnaces

Silicon Carbide (SiC)
(Wear-Resistant)
Features:
• Extreme hardness
• Excellent thermal shock resistance
• Superior wear resistance
Applications:
• Mechanical seals
• Pump components
• Armor plates
• Industrial furnaces

Silicon Nitride (Si₃N₄)
(The All-Rounder)
Features:
• High hardness & strength
• Exceptional thermal shock resistance
• Superior wear resistance
Applications:
• Bearings & rollers
• Mechanical seals
• Pump components
• Industrial furnaces

Aluminum Nitride (AlN)
(The Heat Conductor)
Features:
• Outstanding thermal conductivity
• Excellent electrical insulation
• Thermal expansion matched to silicon
Applications:
• Wafer heaters & ESC
• Substrates & heat sinks
• Laser diodes
• RF & microwave components

Below is a selection of components from our technical ceramics portfolio. Contact us for custom solutions.

### CNC Precision Machining & Finishing Techniques• Processes: High-precision surface grinding, cylindrical grinding, and honing of hard technical ceramics.
• Tolerances: Strict dimensional tolerances in compliance with international ISO standards, tailored to your exact geometric requirements.
• Surface Quality: Excellent surface roughness (Ra) to ensure minimal wear and optimal mechanical performance.

### Custom Ceramic Components• Product Range: Insulators, pump components, wear-resistant rings, bushings, nozzles, and thermal management parts.
• Material Properties: Exceptional wear resistance, chemical inertness, extreme heat resistance, high electrical insulation, and superior thermal conductivity.
• Applications: Chemical processing, semiconductor industry (semicon), process industry, and power electronics.
• Customization: Fully customized production based on your CAD files and technical drawings (PDF, STEP, DXF).

ADVANCED PLASTICS

PEEK (Polyetheretherketone)
(Extreme Mechanical Load)
Features:
• Extreme mechanical strength
• High temperature resistance
Applications:
• Aerospace
• Oil & gas industry
• Medical implants

PFA & PTFE (Fluoropolymers)
(Unmatched Chemical Resistance)
Features:
• Unmatched chemical resistance
• Non-stick properties
Applications:
• Chemical processing
• Semiconductor industry
• Medical tubing

PPS (Polyphenylene Sulfide)
(Excellent Dimensional Stability)
Features:
• Excellent dimensional stability
• Flame retardant
Applications:
• Automotive components
• Electrical & electronic parts
• Industrial pumps

Below is a selection of components from our high-performance engineering plastics portfolio. Contact us for custom requirements.

### CNC Precision Machining (Plastics)• Techniques: High-precision turning and milling of engineering plastics and high-performance polymers (such as PEEK, PPS, PTFE).
• Geometry: Suitable for complex geometries with high dimensional stability and minimal thermal deformation during machining.

### Critical Components & Applications• Products: High-performance bearings, seals, connectors, bushings, and medical components.
• Systems: Reliable components specifically developed for critical gas and fluid systems and high-tech applications.

### Surface Quality & Customization• Finishing: Certified surface treatment with controlled roughness (Ra) and guaranteed burr-free delivery through strict post-processing.
• Specifications: Fully manufactured based on your CAD files and technical specifications (PDF, STEP, DXF).

HIGH-PERFORMANCE METALS

Titanium & Alloys
(CP & Alloys)
Grades:
• Grades 1, 2, 4 (CP)
• Grade 5 (Ti-6Al-4V)
• Grade 7 (Ti-Pd)
• Grade 23 (ELI)
Applications:
• Medical instruments
• Implants (Grade 23)
• Offshore
• Extreme chemical industry (Grade 7)

Refractory & Special Metals
(Heat-Resistant & High-Density)
Materials:
• Molybdenum (Mo), Tantalum (Ta)
• Niobium (Nb), Tungsten (W)
• Zirconium (Zr)
Applications:
• Custom machined components
• Glass production & vacuum furnaces
• Semiconductor industry (semicon)
• Chemical processing equipment

Nitinol (NiTi)
(Shape Memory Alloys)
Features:
• Shape memory alloys
• Superelasticity
Applications:
• Innovative medical solutions
• Industrial applications
• Actuators and sensors

Below is a selection of components from our specialized metals portfolio. Contact us for custom requirements.

### CNC Precision Machining (Turning & Milling)• Tolerances: Precision manufacturing in strict compliance with international ISO tolerance standards (e.g., ISO 2768) to meet your exact specifications.
• Surface Quality: Controlled surface roughness (Ra) tailored for optimal performance, minimal friction, and extended component lifespan.

### High-Purity Sputtering Targets• Purity: Specially designed high-purity targets for advanced PVD coating applications.
• Geometries: Available in both planar (round/rectangular) and rotary (tubular) geometries.

### Critical Industrial Components• Product Range: High-performance heat shields, cathodes, crucibles, and nozzles.
• Material Properties: Exceptional thermal resistance, high wear resistance, and superior corrosion resistance under extreme operating conditions.
• Customization: Fully customized production based on your CAD files and technical drawings (PDF, STEP, DXF).

QUARTZ MATERIALS

High-Purity Quartz
(Fused Silica & Quartz Glass)
Features:
• High-purity silica (SiO₂)
• Low alkali content
• Outstanding thermal stability
• High chemical resistance
• Optical clarity & UV transmission
Applications:
• Semiconductor industry
• Optical components
• UV disinfection systems

Machined Quartz Parts
(Precision Components)
Features:
• Precise CNC machining
• Tight tolerances & smooth surfaces
• Complex geometries possible
• Consistent quality & repeatability
• Suitable for demanding applications
Applications:
• Process chambers & sight glasses
• Laboratory glassware
• High-temperature furnaces

Quartz Application Components
(System Components)
Features:
• Components for wafer processing
• High-temperature capability
• High purity & cleanability
• Excellent mechanical & thermal performance
• Custom manufactured to specification
Applications:
• Wafer boats & diffusion tubes
• Photovoltaic sector (solar industry)
• Analytical instrumentation

Below is a selection of components from our high-purity quartz portfolio, Contact us for custom requirements.

### CNC Precision Machining & Thermal Forming• Processes: High-precision machining, precision grinding, and specialized thermal processing/fire-polishing of high-purity quartz glass and fused silica.
• Tolerances: Strict dimensional tolerances in compliance with international ISO standards, specifically tailored to high-end optical and semiconductor requirements.
• Surface Quality: Optimal optical clarity and superior surface finish (polished), essential for low-contamination and high-transmission applications.

### Custom Quartz Components• Product Range: Diffusion tubes, wafer boats, quartz rings, bell jars, sight glasses, and high-purity process chambers.
• Material Properties: Outstanding thermal shock resistance, extremely low thermal expansion, high chemical purity, and superior UV transmission.
• Applications: Semiconductor industry (front-end processes), photovoltaic sector (solar manufacturing), laser technology, R&D laboratories, and high-temperature analytical instrumentation.
• Customization: Fully customized production based on your CAD files and technical drawings (PDF, STEP, DXF).

GRAPHITE MATERIALS

Isostatic Graphite
(Ultra-Fine Grain)
Features:
• Ultra-fine grain size
• Uniform micro-structure
Applications:
• EDM electrodes
• Precision tooling
• Semiconductor components

Molded & Extruded Graphite
(Cost-Effective)
Features:
• Cost-effective solutions
• Robust mechanical properties
Applications:
• Industrial furnace construction
• Heating elements
• Crucibles

CFC (Carbon Fiber Composite)
(Lightweight & Dimensionally Stable)
Features:
• Lightweight
• High dimensional stability
Applications:
• High-temperature applications
• Controlled atmospheres
• Vacuum furnaces

Below is a selection of components from our graphite materials portfolio, Contact us for custom requirements.

### CNC Precision Machining (Graphite)• Techniques: Precise and dust-controlled CNC turning and milling of high-grade isostatic and extruded graphite.
• Geometry: Suitable for complex geometries with tight tolerances, specifically designed for high-temperature applications.

### Advanced SiC Coatings• Protection: Optional silicon carbide (SiC) coatings for maximum surface hardness and effective oxidation protection.
• Resistance: Significantly enhanced chemical resistance and extended component lifespan in harsh environments.
• Stability: Superior thermal stability, ideally suited for critical processes in the semiconductor industry and furnace construction.

### Specifications & Customization• Customization: Fully manufactured based on your CAD files and technical specifications (PDF, STEP, DXF).