Free Samples · 48h Dispatch OEM Manufacturer Since 2014 Reply Within 24h
sales@ceramitell.com · +86 151 9017 9780
About Ceramitell · Manufacturing

Built in-house,
certified to ship.

Ceramitell's 6,000+ m² production base in Hangzhou, Zhejiang (~13 acres) handles the full ceramic manufacturing chain — from raw Si₃N₄ powder to inspected, packaged finished goods. No subcontracting, no quality surprises.

13
Acres Site Area
6,000+
m² Building Area
8
High-Temp Kilns
200+
Employees
ISO 9001
Certified
🏭
Ceramitell main production building — Hangzhou, Zhejiang
Hangzhou Manufacturing Base
Established 2014 · Zhejiang, China
6,000+ m² · ISO 9001
Full in-house production
Certifications
ISO 9001IATF 16949CERoHS · REACHUL Recognized
Factory at a Glance

Numbers that matter to OEMs.

6,000+
Production Floor
~13-acre site with 6,000+ m² building area covering powder preparation, pressing, sintering, machining, and inspection.
8+
Sintering Kilns
High-temperature kilns ranging from 1,400°C to 1,900°C for Si₃N₄, SiC, Al₂O₃, AlN, and ZrO₂ sintering.
500K+
Units / Year
Annual production capacity for igniter and heater products across all voltage variants and custom geometries.
48h
Sample Dispatch
Stock SKUs dispatched within 48 hours. Custom prototype manufacturing: 7–14 days from drawing approval.
01 · Workshop

Inside the production facility.

From raw ceramic powder to finished precision components — every step happens under the same roof, under the same quality management system.

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Overview — Main Production Hall · Sintering & Machining Wing
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Overview
Main Production Hall — Sintering & Precision Machining
6,000+ m² facility housing Si₃N₄, SiC, Al₂O₃, and ZrO₂ production lines. All operations in-house — no subcontracting.
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Kiln Room — High-Temperature Sintering
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Workshop 01
Sintering Kilns
8 high-temperature kilns from 1,400–1,900°C. Atmosphere-controlled sintering for Si₃N₄ and AlN in N₂ environment.
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CNC Machining Centre — Precision Grinding
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Workshop 02
Precision Machining
Diamond-wheel CNC grinding centres for post-sinter machining. Tolerances to ±0.01mm on critical dimensions.
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Green Body Pressing — Isostatic Press Line
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Workshop 03
Green Body Pressing
Dry pressing and cold isostatic pressing for complex ceramic geometries. Consistent green density across production batches.
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Quality Inspection Bay — CMM & Dimensional Check
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Workshop 04
Quality Inspection Bay
Dedicated quality inspection area with CMM coordinate measuring, optical comparators, and electrical resistance testing for every production lot.
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Packing & Dispatch — Export Warehouse
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Workshop 05
Export Packing & Dispatch
Stock product warehouse with 48-hour dispatch capability. Export packaging validated for air freight and sea freight to 42 countries.
02 · Production Lines

Full-chain production, no subcontracting.

Every step from raw powder to finished product happens in our facility. This is why we can guarantee material traceability, consistent quality, and 14-day prototype lead times.

⚗️1
Raw Powder
In-house synthesis
🧪2
Mixing & Granulation
Binder + sintering aids
🏗️3
Green Body
Press or injection mould
✂️4
Green Machining
Pre-fire profile
🔥5
Sintering
1400–1900°C
⚙️6
Precision Grinding
±0.01mm tolerance
🔬7
Inspection & Test
CMM + electrical
📦8
Pack & Ship
48h stock · 14d custom
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Igniter & Heater Production Line
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Production Line 01
Ceramic Igniter & Heater Line
Dedicated production line for Si₃N₄ and Al₂O₃ hot surface igniters and heating elements. Continuous sintering schedule with 48-hour stock replenishment cycle. BLK series produced here.
Capacity: 500K+ units/yrSi₃N₄ & Al₂O₃12V · 120V · 230V
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Precision Machining Line — Structural Parts
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Production Line 02
Precision Structural Parts Line
CNC diamond grinding for shaft rods, bearing components, turbine parts, and custom structural ceramics. Tolerances to ±0.01mm with CMM verification on every production lot.
±0.01mm toleranceSi₃N₄ · SiC · Al₂O₃CMM verified
Ceramic Ball Production — Grinding & Lapping
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Production Line 03
Precision Ceramic Ball Line
Dedicated ball grinding and lapping line for Si₃N₄ and ZrO₂ precision balls from G3 to G60 grade. Mirror surface finish Ra ≤0.01µm on precision grades.
G3–G60 gradeØ 0.4–100mmRa ≤0.01µm
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Custom DFM Line — Prototype & Short Run
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Production Line 04
Custom DFM & Prototype Line
Dedicated rapid-prototype capability for custom ceramic parts from customer drawings. STEP, DWG, and PDF accepted. DFM review in 48 hours, fired prototype in 7–14 days.
DFM in 48hAll 6 ceramicsNo MOQ prototype
03 · Quality & Testing

Every lot inspected, every shipment certified.

In-house quality control equipment ensures every product meets specification before leaving the facility. Dimensional, electrical, mechanical, and chemical analysis all performed on-site.

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CMM — Coordinate Measuring Machine
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Dimensional Inspection
CMM Coordinate Measuring Machine
Zeiss-equivalent 3-axis CMM for dimensional verification of precision structural parts, shaft rods, and bearing components. Measurement accuracy ±0.001mm. Full report with every production lot.
Accuracy: ±0.001mm
Electrical Test Station — Resistance & Insulation
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Electrical Testing
Resistance & Insulation Test Station
100% in-line testing of ceramic igniters and heaters for cold resistance (±5%), insulation resistance (≥100 MΩ @ 500V DC), and voltage withstand. All units individually tested before packing.
100% unit testing
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Optical Comparator & Surface Profilometer
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Surface & Profile Inspection
Optical Comparator & Profilometer
Optical profile projector for 2D dimensional verification and contour inspection. Surface roughness profilometer for Ra measurement on precision-ground components. Ra resolution: 0.001µm.
Ra resolution: 0.001µm
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XRF Chemical Analysis — Material Verification
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Chemical Analysis
XRF Chemical Composition Analyser
X-ray fluorescence analyser for raw material purity verification and finished product composition confirmation. Traces Na, K, Fe, and transition metal contaminants to ppm level. Batch cert included with every shipment.
Traces to ppm level
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Thermal Shock Test Chamber
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Reliability Testing
Thermal Shock Test Chamber
Automated thermal shock cycling from −40°C to +900°C for endurance validation of ceramic igniter and heater products. Sample-level qualification testing for new OEM programs and product validation.
−40°C to +900°C cycling
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Hardness Tester — Vickers & Rockwell
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Mechanical Testing
Vickers & Rockwell Hardness Tester
Micro-Vickers hardness testing for ceramic material verification (Si₃N₄: HV 1500–1700, SiC: HV 2500). Lot-level hardness verification confirms sintering quality and material consistency across production batches.
HV 0.1–30 kg load
04 · Quality System

ISO 9001 from
powder to packing.

Our quality management system covers raw material incoming inspection, in-process control, finished goods testing, and full lot traceability from raw powder batch to customer shipment. PPAP-level documentation available for OEM qualification programs.

ISO
ISO 9001:2015 Quality Management System. Full lot traceability and PPAP-level documentation for OEM programs.
CE
CE marking for EU export. Declaration of Conformity provided with all CE-marked products.
UL
UL Recognized Component for NA market. UL 60730-1 recognition for igniter and heater products.
RoHS
RoHS and REACH compliant. Material declarations available for restricted-substance compliance screening.
Ready to visit?

Factory audits welcome.

OEM customers are welcome to schedule factory audits and production line visits. Our facility is open for inspection — we have nothing to hide.