Quality inspection lab at Semicera — a key part of the company's rigorous quality control system.

The global semiconductor market continues to expand, driven by AI, 5G, and the electrification of vehicles. As process nodes shrink and new materials like SiC and GaN gain traction, the demand for high-purity, reliable semiconductor process materials — from CVD SiC coatings to graphite susceptors — has never been greater. For procurement managers, the challenge is identifying suppliers that can consistently deliver ultra-high purity, tight tolerances, and long service life across a wide range of hot-zone and etch applications.

Company Profile: Semicera at a Glance

Founded in 2015, Semicera (Ningbo Miami Advanced Material Technology Co., Ltd.) has rapidly established itself as a vertically integrated manufacturer of high-purity semiconductor materials and components. Headquartered in Ningbo, China, the company operates dual research centers, three large-scale production bases, and over 50 advanced production lines. With approximately 600 employees — more than 25% in R&D — and a factory spanning 40,000 m², Semicera boasts an annual output of 120,000 units. Export sales account for 40% of revenue, with key markets in the EU, USA, and Asia.

The company's product portfolio covers the entire spectrum of semiconductor hot-zone materials: CVD SiC coatings, TaC coatings, PyC coatings, SiC ceramics, advanced ceramics, quartz parts, carbon fiber components, and CFC materials. Flagship products include SiC-coated graphite susceptors, TaC-coated diversion rings, SiC wafer boats, semiconductor quartz parts, and high-purity graphite components with impurity levels below 5 ppm.

Key Product Lines and Technical Highlights

Semicera offers a comprehensive range of semiconductor process materials tailored to different manufacturing stages:

CVD SiC Coated Graphite Carrier (CVD-01)

This MOCVD multi-pocket wafer susceptor features a beta-phase polycrystalline SiC coating (typical 100 µm) with a Vickers hardness of 2500 (40 GPa) and a purity level of 99.99995% (6N grade, ash ≤ 5 ppm). It is designed for epitaxy and RTP processes, providing excellent thermal uniformity and protection against contamination. Case in point: A European customer using this carrier for SiC crystal growth reported stable mass production with consistent quality and a 15% reduction in process downtime (10,000 units/year).

CVD TaC Coated Graphite Carrier (CVD-02)

For extreme environments up to 2200°C, the tantalum carbide coating (25–45 µm) offers outstanding resistance to ammonia and hydrogen etching. This part is critical for advanced SiC/GaN epitaxy. A Taiwan-based customer (1,000 units/year) achieved significant energy efficiency improvements and excellent hot-zone uniformity in silicon single-crystal furnace applications.

CVD Solid SiC Parts (CVD-03) and Etch Rings

Manufactured from 100% bulk solid CVD SiC (zero substrate, density ≥ 3.21 g/cm³, thermal conductivity ≥ 150 W/m·K), these components offer zero porosity and extreme plasma erosion resistance. The etch ring (focus ring) for plasma etchers has a flatness tolerance ≤ 10 µm and total metal impurities < 5 ppb, making it ideal for high-density CF₄/O₂ plasma environments. A South Korean fab using this ring reduced edge ring replacement frequency by 20% while maintaining consistent etching uniformity.

SiC Wafer Boat (SiC-01) and Furnace Tube (SiC-02)

The recrystallized/sintered SiC wafer boat can withstand up to 1600°C with zero structural deformation and offers a service life more than 5× longer than traditional quartz boats. The SiC furnace tube (LPCVD/high-temperature oxidation tube) is gas-tight, reaches lengths up to 3000 mm, and has a thermal conductivity of 20–30 W/m·K at 1200°C. A North American customer deployed 900 units per month of these components, achieving a 15% reduction in maintenance downtime.

R&D furnace at Semicera's laboratory — critical for developing next-generation coatings and thermal cycle testing.

Quality Systems and Certifications

Semicera is certified under ISO 9001, ISO 14001, and ISO 45001. Every unit undergoes 100% pre-shipment testing, including high-temperature simulation tests to eliminate coating cracking risks. The company's quality center performs rigorous inspections on dimensions, purity, and mechanical properties. The semiconductor graphite material, for instance, has an ultra-fine grain size of 2–5 µm, ash content ≤ 5 ppm, flexural strength 45–65 MPa, and CTE of 4.0–4.6 × 10⁻⁶ K⁻¹, meeting the strictest semiconductor-grade requirements.

Competitive Advantage: Cost, Performance, and Support

Compared to original OEM parts, Semicera's SiC/TaC coated components deliver a 10–15% improvement in epitaxial layer uniformity and less than 5% particle generation, while costing 30–40% less. Versus conventional solid graphite hot-zone components, CFC materials achieve up to 50% energy savings and 3–5 times longer service life. Such TCO advantages are critical for high-volume fabs.

Procurement is streamlined: MOQ is 1 unit, lead time 30–50 days, and payment terms are flexible (100% T/T in advance for new customers, 70% before shipment for recurring partners). Delivery options include EXW, FCA, DAP, and DDP. The company also provides remote after-sales support.

Market Trends and Future Outlook

With the global push for third-generation semiconductors and advanced packaging, the market for semiconductor process materials is projected to grow at a CAGR of 8–10% over the next five years. Semicera is well-positioned to serve this demand, leveraging its vertical integration, continuous R&D investment, and expanding international footprint. The company's ability to supply a complete ecosystem — from CVD SiC particles (6N+ purity for crystal growth) to CFC crucibles and quartz furnace tubes — makes it a one-stop partner for fabs and equipment manufacturers.

For procurement teams evaluating new suppliers, Semicera offers transparent quality data, proven field results, and a willingness to customize. The company's commitment to high-purity and high-reliability materials helps customers reduce total cost of ownership and accelerate time to market.

Download the full product catalog for detailed specifications:
Download Semicera 2025 Catalog (PDF)

Contact: Frank | Email: sales05@semi-cera.com | Tel/WhatsApp: +86 15957878134 | Ningbo, China
Website: www.semi-cera.com | Blog: blog.semi-cera.com