2026-06

How to Avoid “Core-Shell” Structure in Ceramic Sintering?

2026-06-18

2026-06

The "Three Mountains" of Silicon Nitride Ceramic Sintering: Densification, Grain Boundary Control, and Cracking — How Does a Vacuum Hot Press Furnace Overcome Them?

Silicon nitride (Si₃N₄) ceramics offer exceptional strength, fracture toughness, and thermal shock resistance, but their sintering process faces three major challenges: difficult densification, uncontrolled grain boundary phases, and cracking caused by residual thermal stress. This article explains how a vacuum hot press furnace overcomes each of these obstacles: Densification – Applied mechanical pressure (30–100 MPa) significantly lowers sintering activation energy, enabling near-theoretical density (>99%) at 1700–1750°C. Grain boundary control – Vacuum environment and post-sinter annealing allow in-situ crystallization of the glassy phase, transforming it from a high-temperature weakness into a stable, heat-resistant structure. Cracking prevention – Programmed stepwise pressure release and controlled slow cooling rates minimize thermal gradients, eliminating residual stress‑induced fractures.

2026-06-05

The "Three Mountains" of Silicon Nitride Ceramic Sintering: Densification, Grain Boundary Control, and Cracking — How Does a Vacuum Hot Press Furnace Overcome Them?

2026-05

A Guide to Sintering Lithium-ion Battery AnoMaterials: Process Principles of Graphitization, Carbonization, and Silicon-Carbon Composites

This article systematically elucidates the graphitization and carbonization processes of graphite anode materials, as well as the sintering process of next-generation silicon-carbon composite anode materials. Combining the technical advantages of high-performance vacuum atmosphere sintering furnaces, it explores how to achieve stable preparation of high-performance anode materials by precisely controlling key parameters such as vacuum degree, atmosphere, and temperature curves.

2026-05-25

2026-05

The Densification Dilemma for Silicon Carbide Ceramics: Pressureless Sintering or Hot Pressing?

in the field of silicon carbide sintering, there is no universally better process — only the path that best matches your target product. This article focuses on these two mainstream sintering routes, starting from material characteristics, process mechanisms, capability boundaries, and economic differences, to deliver an actionable selection logic framework.

2026-05-25

The Densification Dilemma for Silicon Carbide Ceramics: Pressureless Sintering or Hot Pressing?

2026-05

Notice on Our Company's Participation in the 2026 Future Industry New Materials Expo (Shanghai)

2026-05-21

2026-05

Driving Innovation in Carbon & Graphite, Empowering the Future of New Energy — Our Company Exhibited at the 18th Shenzhen International Battery Technology Exhibition

2026-05-19

2026-05

Participation in CHINA (ZIBO) INTERNATIONAL ADVANCED CERAMIC INDUSTRY EXPO 2026

We will Exhibit at CHINA (ZIBO) INTERNATIONAL ADVANCED CERAMIC INDUSTRY EXPO 2026

2026-05-19

Participation in CHINA (ZIBO) INTERNATIONAL ADVANCED CERAMIC INDUSTRY EXPO 2026

2026-04

In-depth Analysis of Graphitization Process: How Do Temperature and Vacuum Affect the Cycle Life of Anode Materials?

With the explosive growth of the electric vehicle and energy storage markets, the energy density, cycle life, and safety of lithium batteries have become the focus of industry competition. As the mainstream choice for anode materials—artificial graphite and natural graphite—their electrochemical performance is highly dependent on the quality of the graphitization process. Graphitization is not only the process of converting amorphous carbon into ordered graphite crystals, but it also determines key indicators such as the degree of graphitization, defect density, and impurity content of the final anode material, thus directly affecting the battery's cycle life. In actual production, two core process parameters—maximum processing temperature and furnace vacuum—are often the key to success or failure. Is the temperature high enough and uniform? Can the vacuum effectively remove impurities? This article will start from the mechanism, deeply analyzing how temperature and vacuum affect the cycle life of anode materials, and, combined with our company's advanced control capabilities of high-temperature graphitization furnaces and vacuum sintering furnaces, demonstrating how precise thermal processes can improve product consistency.

2026-04-17

In-depth Analysis of Graphitization Process: How Do Temperature and Vacuum Affect the Cycle Life of Anode Materials?

2026-04

New Shipment for Graphitization Furnace System for Carbon Fiber Processing

2026-04-15

2026-04

How to Control Sintering Temperature, Atmosphere, and Pressure? A Comprehensive Overview of Key Processes for Lithium-ion Battery Anode Materials.

As a core component of the battery, the performance of the anode material directly determines the overall performance of the battery. In the manufacturing process of anode materials from raw materials to finished products, vacuum sintering/heat treatment is one of the most critical processes, directly affecting the graphitization degree, specific surface area, compaction density, and electrochemical performance of the material. This article will systematically explain the technical principles of lithium-ion battery anode material sintering and, in conjunction with the process characteristics of different material systems, deeply analyze the key control points of critical process parameters, providing a reference for anode material manufacturers in process optimization and equipment selection.

2026-04-09

How to Control Sintering Temperature, Atmosphere, and Pressure? A Comprehensive Overview of Key Processes for Lithium-ion Battery Anode Materials.

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Zhuzhou Chi Carbon Automation Equipment Co., Ltd

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Email:13077017815@163.com

chitanauto@163.com

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Building 4, Phase 2.5, Independent Entrepreneurship Park, Tianyi Science and Technology City, Tianyuan District, Zhuzhou City, Hunan Province, China
Mr. Gong +86 13975355803

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