Introduction to the Application of Isostatic Pressing Technology in the Precision Ceramics Sector (Company List Included)

Isostatic pressing is a densification and forming process that utilizes a liquid or gaseous medium to transmit pressure, subjecting the alumina powder compact to uniform pressure from all directions. Its core principle is based on Pascal's Law—which states that pressure is transmitted uniformly throughout a confined fluid—ensuring that the pressure exerted on every point of the compact is equal in magnitude and omnidirectional. Compared to traditional methods such as dry pressing, isostatic pressing offers numerous significant advantages.

In the isostatic pressing process, the product is placed in a sealed, liquid-filled container; by applying equal pressure to all its surfaces within this high-pressure environment, the product's density is increased and the desired shape is achieved. This process is widely used in the manufacture of various precision ceramic products, including High-Temperature Co-fired Ceramics (HTCC), Low-Temperature Co-fired Ceramics (LTCC), Multilayer Ceramic Capacitors (MLCC), and ceramic bearing balls.

① LTCC/HTCC: In the fabrication of LTCC pressure sensors, green ceramic tapes are placed into an isostatic laminator for the lamination process.

Lamination diagram

② Ceramic bearing ball

△ High-performance Hot Isostatic Pressing (HIP) silicon nitride ceramic balls (Image source: Sinoma Nitride)

Isostatic pressing processes are primarily categorized into three types: Cold Isostatic Pressing (CIP), Warm Isostatic Pressing (WIP), and Hot Isostatic Pressing (HIP). CIP can be further subdivided into "wet-bag" and "dry-bag" methods based on the forming process. The main distinction among the three lies in the temperatures used during forming and consolidation: CIP operates at ambient temperatures and is suitable for temperature-sensitive materials such as ceramics and metal powders; WIP operates at moderate temperatures and is suitable for materials with specific thermal requirements, such as plastics and rubber; and HIP operates at high temperatures, making it suitable for materials requiring high-temperature processing, such as metals and alloys.

From August 26 to 28, isostatic pressing companies—including Taiyuan Zhongruihe, Hongyang Machinery, Kaike Electronics, Honghua Equipment, Delong Technology, Zhongxinglian, Kunshan Yonghongqi, Xike Intelligent, Wuhan Kunyuan Casting, Litong Technology, and Ningyuan Bona—will be exhibiting at the Shenzhen Precision Ceramics Exhibition. You are cordially invited to visit and exchange ideas! For exhibition inquiries, please contact Ms. Li at 18823755657 (also her WeChat ID).

Taiyuan Zhongruihe Technology Co., Ltd.

Official Website: https://www.tyzrh.com/

Established in 2007, Taiyuan Zhongruihe Technology Co., Ltd. is a specialized manufacturer dedicated to the research, development, and production of ultra-high-pressure equipment. The company has primarily developed three major product series: cold isostatic presses, warm isostatic presses, and dry-bag isostatic presses.

△ Warm Isostatic Press

△ Dry-bag Isostatic Press

Shanxi Hongyang Machinery & Equipment Co., Ltd.

Official Website: http://www.tyshljxsb.com/index.html

Shanxi Hongyang Machinery & Equipment Co., Ltd. was established in September 2012 and is based in Taiyuan, the capital of Shanxi Province. Recognized as a High-Tech Enterprise and a "Specialized, Refined, Distinctive, and Innovative" (SRDI) enterprise in Shanxi, the company specializes in the R&D and intelligent manufacturing of isostatic press equipment and magnetic material processing equipment. Its product portfolio encompasses three major series—cold isostatic presses, warm isostatic presses, and dry-bag isostatic presses—comprising hundreds of models that serve diverse industries such as graphite, ceramics, magnetic materials, cemented carbide, solid-state batteries, and food preservation.

Kunshan Kaike Electronic Machinery Equipment Co., Ltd.

Official Website: http://www.kaike-equipment.com/

Kunshan Kaike Electronic Machinery & Equipment Co., Ltd. is a wholly-owned Chinese subsidiary of KEKO (Slovenia)—a renowned European manufacturer of precision electronic equipment—serving as the group's core local hub for production and service. Leveraging the group's deep technical expertise and extensive global industry experience, the company specializes in providing high-end precision equipment and one-stop solutions for the electronic components sector.

△ILS Series Warm Isostatic Press

Guangdong Honghua Equipment Technology Co., Ltd.

Official Website: https://www.gd-honghua.com/about.html

Guangdong Honghua Equipment Technology Co., Ltd. is a high-tech enterprise specializing in the R&D and sales of intelligent equipment for high-end electronic components. Its products serve industries involved in the production of chip capacitors, inductors, and resistors; LTCC/HTCC components; sensors; ceramic materials; new energy materials; and perovskite solar cells.

△ Isostatic Press

Zhejiang Delong Technology Co., Ltd.

Official Website: http://www.cndelong.com/

Established in 2004, Zhejiang Delong Technology has dedicated over two decades to the fields of precision tape casting and ceramic packaging equipment. Recognized as a National High-Tech Enterprise and a Zhejiang Provincial "Specialized, Refined, Unique, and Innovative" (SRUI) enterprise, the company integrates R&D, design, manufacturing, sales, and service. It focuses on creating world-class brands of tape casting machines and complete equipment sets for semiconductor ceramic packaging, alongside auxiliary machinery such as slitters and cutters, punching machines, screen printers, laminators, warm isostatic presses, hot cutters, ball mills, and vacuum degassing machines.

△ Warm Isostatic Press

Shenzhen Zhongxinglian Technology Co., Ltd.

Official Website: http://www.zhongxinglian.com/

Shenzhen Zhongxinglian Technology Co., Ltd. is an innovative high-tech enterprise specializing in the R&D, production, and sales of specialized equipment for electronic ceramics, chip packaging, and automation. The company is located at Unit 3A, Block A, Hongsong Building, Tian'an Community, Shatou Subdistrict, Futian District, Shenzhen. Its core business encompasses specialized equipment for electronic ceramics—such as laminators, warm isostatic presses, and hot-cutting machines—as well as chip packaging (micro-assembly) equipment, including wire bonders, parallel seam sealers, and eutectic furnaces.

△ Warm Isostatic Press

Kunshan Yonghongqi Intelligent Technology Co., Ltd.

Official Website: http://www.honqchi.com/

Kunshan Honqchi Intelligent Technology Co., Ltd. is a subsidiary of Honqchi Precision Technology Co., Ltd. Established in 1991, the parent company boasts a core team with over 30 years of experience in the R&D and manufacturing of equipment for multilayer ceramic processes. The company specializes in automation equipment for technologies such as MLCC, LTCC, HTCC, SOFC, ESC, MLCI, PTC, NTC, and piezoelectric components. It has developed a comprehensive equipment portfolio centered on chip-based, roll-to-roll, and integrated printing-and-stacking processes, covering key manufacturing stages including tape casting, cutting, printing, stacking, isostatic pressing, and automated packaging.

△ Warm Isostatic Press

Wuhan Sike Intelligent Technology Co., Ltd.

Official Website: http://www.xikewh.com/

Wuhan Xike Intelligent Technology Co., Ltd. is a high-tech enterprise integrating R&D, design, manufacturing, sales, and service. The company specializes in the production of equipment such as casting machines for ceramics, proton exchange membranes, battery separators, thin films, edible films, magnetic materials, fuel cell membranes, and polymer films, as well as vacuum degassing machines, roller ball mills, cutting machines, warm isostatic presses, hot-cutting machines, and vacuum laminators.

Currently, the company's equipment is widely used in complete production lines for battery separators, fuel cell proton exchange membranes, LTCC, HTCC, and MLCC components, as well as in casting processes for functional film materials, piezoelectric ceramics, chip ceramic components, flexible magnetic films, food-grade films, filtration membranes, and solid oxide fuel cells.

△SK-JY200 Warm Isostatic Press

Wuhan Kunyuan Tape Casting Technology Co., Ltd.

Official Website: http://www.kylysb.com/

Wuhan Kunyuan Tape Casting Technology Co., Ltd. is located in Wuhan, Hubei Province, and specializes in the manufacture of equipment such as ceramic tape casting machines, warm isostatic presses, and warm water isostatic presses. Its equipment is widely used in complete tape casting production lines for products including SOFCs, LTCCs, HTCCs, MLCC chips, functional thin-film materials, piezoelectric ceramics, ceramic substrates, chip-type ceramic components, flexible magnetic films, and solid oxide fuel cell membranes.

△ Warm Isostatic Press

Henan Litong Ultra-High Pressure Equipment Co., Ltd.

Official Website: https://www.letone.cn/v4/shouye3/

Established in August 2023, Henan Letone Ultra-High Pressure Equipment Co., Ltd. focuses on the core sector of ultra-high-pressure fluid innovation and application, deeply cultivating four key business segments: polymer materials, fluid power transmission, equipment manufacturing, and equipment application.

△ LTWIP Series Warm Isostatic Pressing Equipment

Precision temperature control tailored for sensitive material systems: Offers precise temperature control across a wide range (from room temperature to 150°C), making it perfectly suited for sensitive materials—such as those used in sulfide-based solid-state batteries, MLCCs, and LTCCs—that are intolerant of high temperatures yet require interface activation. It achieves material densification without compromising intrinsic electrochemical properties.

Leveraging the combined advantages of ultra-high pressure and moderate-to-high temperatures, warm isostatic pressing (WIP) technology enables the uniform, omnidirectional densification of materials, eliminates internal porosity, and optimizes microstructural characteristics. As a core, critical process in the fields of high-end advanced materials and precision manufacturing, it is widely applied in industries such as new energy and advanced ceramics.

Beijing Ningyuan Bona Electronic Technology Co., Ltd.

Official Website: http://nybona-tec.com/

Beijing Ningyuan Bona Electronic Technology Co., Ltd. specializes in serving the domestic and international sectors for Low-Temperature Co-fired Ceramics (LTCC), High-Temperature Co-fired Ceramics (HTCC), and back-end micro-assembly and testing equipment. Its product portfolio includes machinery for LTCC/HTCC/MLCC production, such as laser drilling machines, screen printing machines (including roll-to-roll models), film thickness testers, laminators (including roll-to-roll models), isostatic presses, green sheet cutters, sintering furnaces (box-type and chain-type), silver termination machines, dicing saws, and more.

△ Warm Isostatic Press (Laminator)

Aibang has established an LTCC discussion group and cordially invites LTCC manufacturers, as well as equipment and material suppliers, to join. You are welcome to join the LTCC (Low-Temperature Co-fired Ceramic) industry WeChat group.

Recommended Event 1: Concurrent Forum – The 6th LTCC/HTCC Industry Forum

We are currently soliciting additional topics; recommendations or self-proposed topics are welcome. For speaking or sponsorship inquiries, please contact Ms. Li at 18124643204 (also her WeChat ID).

Recommended Event #2: Aibang’s 8th Precision Ceramics Industry Chain Exhibition [August 26–28, 2026 | Hall 7, Shenzhen World Exhibition & Convention Center (Bao'an New Venue)]

Booth Booking:

Ms. Long: 18318676293 (also WeChat)

Email: ab036@aibang.com