Get Your Competitive SiC Quotation Today

In today’s demanding industrial landscape, where extreme conditions and high performance are the norm, advanced materials are paramount. Among these, 실리콘 카바이드(SiC) stands out as a material of choice. Its unparalleled properties make it indispensable across a spectrum of industries, from the intricate world of semiconductors to the rigorous environments of aerospace and energy. If you’re an engineer, procurement manager, or technical buyer seeking superior material solutions, understanding the value of custom silicon carbide and how to obtain a competitive SiC quotation is crucial for your next project.

맞춤형 실리콘 카바이드 제품이란?

Custom silicon carbide products are engineered components meticulously designed and fabricated to meet the unique specifications and performance requirements of diverse industrial applications. Unlike off-the-shelf solutions, custom SiC parts offer tailored properties, geometries, and finishes, ensuring optimal integration and performance in critical systems. These advanced ceramic materials are renowned for their exceptional thermal resistance, superior hardness, outstanding wear resistance, remarkable chemical inertness, and high thermal conductivity.

The ability to customize SiC allows industries to push the boundaries of innovation, developing products and systems that operate more efficiently, reliably, and safely in the most challenging conditions. This customization is a cornerstone for achieving specific design goals and unlocking new possibilities in various high-performance applications.

실리콘 카바이드의 주요 응용 분야

Silicon carbide’s unique combination of properties makes it a versatile material, essential across numerous high-tech and heavy industries. Its application spans critical components where traditional materials fall short.

Key industries leveraging custom silicon carbide include:

• 반도체: SiC wafers and components for power devices (MOSFETs, diodes) enabling higher efficiency and power density in inverters, chargers, and power supplies. It’s also vital for susceptors and process equipment in wafer manufacturing due to its thermal stability and purity.
• 자동차: Power electronics in electric vehicles (EVs), motor controllers, on-board chargers, and DC-DC converters, contributing to extended range and faster charging times.
• 항공우주 & 방위: Lightweight, high-strength components for missile domes, optical systems, mirror substrates, and braking systems, offering thermal shock resistance and rigidity at extreme temperatures.
• 전력 전자: High-frequency, high-voltage switching devices, enabling compact and efficient power conversion systems for grid infrastructure, industrial drives, and uninterruptible power supplies (UPS).
• 재생 에너지: Inverters for solar PV systems and wind turbines, maximizing energy conversion efficiency and reliability.
• 야금 및 고온 가공: Kiln furniture, furnace components, heat exchangers, and crucibles due to its excellent thermal shock resistance and resistance to corrosive environments at elevated temperatures.
• 화학 처리: Pump seals, valve components, nozzles, and heat exchangers, offering superior resistance to aggressive chemicals and abrasive slurries.
• LED 제조: Susceptors for epitaxial growth of LEDs, ensuring uniform temperature distribution and high-quality crystal growth.
• 산업 기계: Wear parts such as bearings, seals, nozzles, and cutting tools, significantly extending component lifespan in abrasive and corrosive environments.
• 10447: 통신: High-frequency and high-power components for base stations and satellite communication systems.
• 석유 및 가스: Downhole tools, seals, and erosion-resistant components in harsh drilling and extraction environments.
• 의료 기기: Precision components requiring biocompatibility, wear resistance, and high purity.
• 철도 운송: Power electronics for traction systems and braking components for enhanced performance and safety.
• 원자력: Structural components and fuel cladding materials due to its radiation resistance and high-temperature stability.

맞춤형 실리콘 카바이드를 선택해야 하는 이유는?

Opting for custom silicon carbide over standard materials offers a multitude of advantages, particularly for applications where performance is non-negotiable. These benefits translate directly into enhanced operational efficiency, longevity, and cost-effectiveness in the long run.

사용자 지정의 주요 이점은 다음과 같습니다:

• 탁월한 내열성: SiC maintains its mechanical strength and chemical stability at temperatures exceeding 1,600°C, making it ideal for extreme thermal environments.
• 우수한 내마모성: With exceptional hardness, second only to diamond, SiC components exhibit remarkable resistance to abrasion and erosion, significantly extending service life.
• 뛰어난 화학적 불활성: Highly resistant to most acids, alkalis, and corrosive gases, SiC is perfectly suited for harsh chemical processing applications.
• 높은 열전도율: 전력 전자 장치 및 고온 시스템의 열 부하를 관리하는 데 중요한 열을 효율적으로 방출합니다.
• High Strength and Rigidity: Offers excellent stiffness-to-weight ratio, ensuring structural integrity in demanding mechanical applications.
• 맞춤형 지오메트리 및 치수: Custom fabrication allows for intricate designs and precise dimensions, fitting seamlessly into complex assemblies.
• 최적화된 성능: Components are designed to exact specifications, ensuring peak performance for specific application requirements, unlike general-purpose alternatives.
• 가동 중지 시간 및 유지 보수 감소: The durability and longevity of custom SiC parts lead to fewer replacements and less maintenance, translating into significant operational savings.

권장 SiC 등급 및 조성

Silicon carbide comes in various grades and compositions, each optimized for specific properties and applications. Understanding these differences is crucial for selecting the right material for your needs. The choice of grade significantly impacts performance, machinability, and cost.

Common types of silicon carbide include:

SiC 등급	설명	주요 속성	일반적인 애플리케이션
반응 결합 SiC(RBSC)	실리콘 금속이 침투된 다공성 SiC. 우수한 강도와 열충격 저항성을 제공합니다.	고강도, 우수한 열전도율, 우수한 내산화성.	Kiln furniture, wear parts, pump components, heat exchangers.
소결 SiC(SSiC)	High-purity SiC densified by sintering without a binder. Very high strength and corrosion resistance.	Extremely high hardness, excellent chemical resistance, high temperature strength.	Mechanical seals, bearings, nozzles, body armor.
질화물 결합 SiC(NBSC)	질화규소 입자가 실리콘 질화물과 결합된 SiC 입자. 강도와 열충격 저항성이 우수합니다.	Good corrosion resistance, good thermal shock resistance, moderate cost.	Refractory applications, furnace components, burner nozzles.
화학 기상 증착(CVD) SiC	High-purity SiC formed by chemical vapor deposition. Offers extreme purity and density.	Ultra-high purity, fine grain structure, excellent optical properties, high strength.	Semiconductor equipment components, optical mirrors, susceptors.
재결정화 SiC(ReSiC)	High-purity SiC formed by solid-state sintering of SiC powder without additional bonding phases.	High purity, excellent thermal shock resistance, good mechanical strength.	가마 가구, 고온 구조 부품.

SiC 제품에 대한 설계 고려 사항

Designing with silicon carbide requires a specialized approach due to its unique properties, particularly its hardness and brittleness. Proper design considerations are vital to ensure manufacturability, performance, and cost-effectiveness of the final component.

• 스트레스 집중을 최소화하세요: Avoid sharp corners, abrupt changes in cross-section, and thin walls where stress can concentrate, leading to fracture. Incorporate generous radii and smooth transitions.
• 벽 두께 균일성: Strive for consistent wall thickness throughout the design to minimize differential cooling during processing, which can induce internal stresses.
• 기하학적 복잡성: While custom SiC allows for intricate designs, extreme complexity can increase manufacturing costs and lead times. Simplify designs where possible without compromising functionality.
• 구멍 및 기능 배치: Consider the size and spacing of holes, slots, and other features. Ensure adequate material surrounding holes to prevent cracking during machining or in service.
• 열팽창: Account for the thermal expansion coefficient of SiC, especially when designing assemblies involving other materials.
• 가공 제한: SiC is extremely hard, making traditional machining difficult and expensive. Designs should leverage near-net-shape manufacturing processes and minimize the need for extensive post-sintering machining.

공차, 표면 마감 및 치수 정확도

Achieving precise tolerances and optimal surface finishes is critical for the performance of custom silicon carbide components, especially in demanding applications like mechanical seals or semiconductor equipment. The capabilities for these depend on the SiC grade and manufacturing process.

• 치수 정확도: Depending on the SiC grade and manufacturing process (e.g., molding, grinding), achievable tolerances can range from ±0.05 mm to ±0.005 mm for highly critical dimensions. Post-sintering grinding and lapping significantly improve accuracy.
• 표면 마감: Surface roughness (Ra) can vary widely. As-fired surfaces may have a rougher finish (e.g., Ra > 1.0 µm), while lapped or polished surfaces can achieve very smooth finishes (e.g., Ra < 0.2 µm or even lower for optical applications).
• 평탄도 및 평행도: Critical for sealing applications, flatness and parallelism can be held to within a few light bands or micrometers through precision grinding and lapping.

후처리 필요

While silicon carbide components can often be used as-sintered, certain applications necessitate post-processing steps to enhance performance, achieve tighter tolerances, or modify surface characteristics.

• 연삭: Essential for achieving precise dimensions, tight tolerances, and improved surface finishes. Diamond grinding is typically employed due to SiC’s extreme hardness.
• 래핑 및 연마: Used to achieve extremely fine surface finishes and exceptional flatness, particularly for mechanical seals, bearings, and optical components.
• 밀봉/함침: For porous SiC grades (e.g., some reaction-bonded SiC), impregnation with resins or metals can enhance impermeability and strength.
• 코팅: Applying specialized coatings (e.g., CVD SiC, nitrides) can further enhance specific properties like erosion resistance, purity, or chemical inertness for specific environments.
• 접합: Techniques like brazing or diffusion bonding may be used to join SiC components to themselves or to other materials, forming complex assemblies.

일반적인 문제와 이를 극복하는 방법

While silicon carbide offers remarkable advantages, working with it presents specific challenges that require expert knowledge and specialized manufacturing capabilities.

문제	설명	Solution/Mitigation
취성	SiC is a hard, brittle material, susceptible to fracture under tensile stress or impact.	Careful design to avoid stress concentrations (e.g., large radii), proper handling, and impact protection in application.
가공 복잡성	극한의 경도로 인해 기존 가공은 어렵고 비용이 많이 듭니다.	Utilize near-net-shape forming technologies, diamond grinding, EDM (for electrically conductive grades), or laser machining.
열 충격	Rapid temperature changes can induce thermal stresses leading to cracking, though SiC generally has good thermal shock resistance.	Optimize component design for thermal gradients, select SiC grades with higher thermal shock parameters, control heating/cooling rates.
High Processing Temperatures	Manufacturing SiC components requires very high temperatures during sintering or bonding processes.	Requires specialized high-temperature furnaces and precise atmospheric control during production.
비용	Initial cost can be higher than conventional materials due to complex manufacturing and raw material costs.	Focus on lifetime cost savings (reduced downtime, longer lifespan) and optimize design for manufacturability to control production costs.

올바른 SiC 공급업체를 선택하는 방법

Selecting a reliable and capable silicon carbide supplier is paramount to the success of your project. A reputable supplier should offer not only high-quality products but also technical expertise and comprehensive support.

• 기술 전문 지식: Evaluate the supplier’s understanding of SiC material science, manufacturing processes, and application-specific challenges. Look for a team that can offer design consultation and material selection guidance.
• 머티리얼 옵션: 다양한 애플리케이션 요구 사항을 충족할 수 있도록 광범위한 SiC 등급과 구성을 제공해야 합니다.
• 제조 능력: Verify their capabilities in forming, sintering, and post-processing (grinding, lapping, polishing) to achieve required tolerances and finishes.
• 품질 관리 &038; 인증: Look for certifications (e.g., ISO 9001) and robust quality control processes to ensure consistent product quality and traceability.
• 실적 &038; 참조: Request case studies or client references to assess their past performance and reliability.
• 고객 지원: A responsive and knowledgeable customer service team is essential for smooth project execution.
• 연구 및 개발: A supplier actively engaged in R&D indicates a commitment to innovation and continuous improvement.

중국 실리콘 카바이드 맞춤형 부품 공장의 허브가 여기 있습니다. 아시다시피 중국 실리콘 카바이드 맞춤형 부품 제조의 허브는 중국 웨이팡시에 위치하고 있습니다. 현재 이 지역에는 다양한 규모의 40개 이상의 실리콘 카바이드 생산 기업이 있으며, 중국 전체 실리콘 카바이드 생산량의 80% 이상을 총체적으로 차지하고 있습니다.

We, CAS New Materials (SicSino)는 2015년부터 실리콘 카바이드 생산 기술을 도입하고 구현하여 현지 기업이 제품 공정에서 대규모 생산과 기술 발전을 달성할 수 있도록 지원해 왔습니다. 우리는 현지 실리콘 카바이드 산업의 출현과 지속적인 발전을 목격해 왔습니다.

CAS 국가기술이전센터의 플랫폼을 기반으로 하는 CAS 신소재(SicSino)는 CAS(중국과학원) 국가기술이전센터와 긴밀히 협력하는 기업가 공원인 CAS(웨이팡) 이노베이션 파크에 속해 있습니다. 혁신, 기업가 정신, 기술이전, 벤처 캐피탈, 인큐베이션, 액셀러레이션, 과학기술 서비스를 통합하는 국가 차원의 혁신 및 기업가 정신 서비스 플랫폼 역할을 하고 있습니다.

CAS New Materials (SicSino) capitalizes on the robust scientific, technological capabilities and talent pool of the Chinese Academy of Sciences (CAS). Backed by the CAS National Technology Transfer Center, it serves as a bridge, facilitating the integration and collaboration of crucial elements in the transfer and commercialization of scientific and technological achievements. Moreover, it has established a comprehensive service ecosystem that spans the entire spectrum of the technology transfer and transformation process. We are proud to offer more reliable quality and supply assurance within China.

CAS New Materials (SicSino) possess a domestic top-tier professional team specializing in customized production of silicon carbide products. Under our support, 526+ local enterprises have benefited from our technologies. We possess a wide array of technologies, such as material, process, design, measurement & evaluation technologies, along with the integrated process from materials to products. This enables us to meet diverse customization needs. We can offer you higher-quality, cost-competitive customized silicon carbide components in China. Discover our 맞춤화 지원 today!

당사는 또한 전문 공장 설립을 지원하기 위해 최선을 다하고 있습니다. 귀하의 국가에서 전문 실리콘 카바이드 제품 제조 공장을 건설해야 하는 경우, CAS 신소재(SicSino)는 다음과 같은 서비스를 제공할 수 있습니다 기술 이전 for professional silicon carbide production, along with a full range of services (turnkey project) including factory design, procurement of specialized equipment, installation and commissioning, and trial production. This enables you to own a professional silicon carbide products manufacturing plant while ensuring a more effective investment, reliable technology transformation, and guaranteed input-output ratio. For more information, please 문의하기.

비용 동인 및 리드 타임 고려 사항

맞춤형 실리콘 카바이드 부품의 비용과 리드 타임은 여러 가지 요인에 의해 영향을 받습니다. 이러한 요인을 이해하면 효과적인 프로젝트 계획과 예산 수립에 도움이 됩니다.

• 소재 등급: High-purity or specialized SiC grades (e.g., CVD SiC) typically incur higher material costs than more common grades like RBSC.
• 부품 복잡성: Intricate geometries, tight tolerances, and designs requiring extensive machining or post-processing will significantly increase manufacturing costs and lead times.
• 볼륨: Larger production volumes can benefit from economies of scale, leading to lower per-unit costs. Smaller, custom runs will generally have higher unit prices.
• 표면 마감 &038; 공차: Requirements for extremely fine surface finishes (e.g., lapping, polishing) or ultra-tight tolerances necessitate more labor-intensive and time-consuming post-processing steps.
• 제조 공정: The specific manufacturing techniques employed (e.g., molding, pressing, extrusion, advanced machining) impact both cost and lead time.
• 품질 관리 &038; 테스트: Rigorous testing and certification requirements can add to the overall cost and extend lead times.
• 공급업체 워크로드: The current workload of the chosen supplier can influence lead times. Engaging with a supplier early in the design phase can help secure favorable lead times.

자주 묻는 질문(FAQ)

다음은 맞춤형 실리콘 카바이드 제품에 대한 몇 가지 일반적인 질문입니다:

Q1: 맞춤형 SiC 부품의 일반적인 리드 타임은 어떻게 되나요?

A1: Lead times vary significantly based on design complexity, material availability, manufacturing processes required, and order volume. Simple components might take 4-6 weeks, while highly complex or large-volume orders could extend to 12-16 weeks or more. It’s always best to consult directly with your supplier for a precise estimate.

Q2: 실리콘 카바이드가 손상된 경우 수리할 수 있나요?

A2: Due to its extreme hardness and brittleness, repairing SiC components is generally challenging and often not economically viable. Minor chips or surface imperfections might be addressed through specialized grinding, but significant damage typically necessitates replacement.

Q3: SiC는 전기 전도성이 있나요?

A3: The electrical conductivity of silicon carbide varies depending on its purity, processing, and doping. Some forms, like doped SiC used in power electronics, are semiconductor materials. Others, particularly high-purity, undoped SiC, can be electrically resistive, making them suitable for insulating applications in high-temperature environments.

결론

Custom silicon carbide products are not merely components; they are strategic investments that unlock unparalleled performance and longevity in the most demanding industrial applications. From revolutionizing power electronics in electric vehicles to enabling high-temperature processing in metallurgy, SiC’s unique blend of thermal, mechanical, and chemical properties makes it an indispensable material.

For engineers, procurement managers, and technical buyers, understanding the intricacies of custom SiC and collaborating with an expert supplier are key to optimizing designs, mitigating challenges, and ultimately, securing a competitive advantage. By seeking a tailored silicon carbide quotation, you are not just purchasing a part; you are investing in a robust, high-performance solution that will stand the test of time and extreme conditions. Partner with a trusted expert like CAS New Materials (SicSino) to bring your most challenging projects to fruition.