BJ Binder Jet Metal Forming The most complete on the net - SANDY TECHNOLOGY CO.

3dptek — Thu, 15 Aug 2024 03:19:27 +0000

On August 28, 2024, Formnext + PM South China will be held in Hall 13 of Shenzhen International Convention and Exhibition Center. Beijing SANDY Technology Co., Ltd (hereinafter referred to as "SANDY") will bring metal/ceramic 3D printing solutions to the exhibition, and the Chairman of the Board of Directors, Dr. Zong Guisheng, and the Technical Director of BJ, Dr. Li Fei, will share their topics in the concurrent forum. Dr. Zong Guisheng, Chairman of the Board of Directors, and Dr. Li Fei, Technical Director of BJ, will share their views on the topic in the forum.

During the exhibition, SANDI Technology will also proudly present "Million Dollar Subsidy Booking Reduction"The event, book any model of BJ Binder Jet Metal/Ceramic Printer and SLM Metal Printer before 24:00 on August 30th, will be reduced by 100,000 RMB, limited to 10 people, welcome to inquire and order!

The final interpretation of the rules of this promotion belongs to Beijing SANDI Technology Co.

Based on 30 years of experience in powder lay-up technology, SANDI Technology has mastered both laser and binder jetting technologies, including BJ binder jetting metal/ceramic, 3DP sand/ PMX crystalline wax, SLS sand/wax, SLM metal (multi-material gradient), and DED metal (additive forging and reduction) technologies, which are able to satisfy the needs for the manufacturing of products of different sizes (from millimeter scale to meter scale).

BJ Binder Jet Metal/Ceramic Printing Solutions

SANDI Technology has independently mastered the key technologies of binder jet molding technology, such as equipment, materials and process, and has mature technology and experience in small particle size powder spreading, powder bed densification enhancement, high-resolution inkjet system development, rapid design and development of binder formulations, and degreasing and sintering process. It has completed the development of BJ binder jet metal/ceramic molding equipment, such as R&D R series and production P series; completed the development of systematic material processes for iron-based materials, non-ferrous metals, high-temperature alloys, refractory metals, ceramic materials, inorganic salts, polymer materials, food materials, etc.; and responded to the demand for agile manufacturing of multiple varieties and small batches by advancing the CAE simulation and prediction solutions. The company also has the ability to design binder formulations independently, which can meet the development needs of customers for new materials and new applications for customized binders. At the same time, SANDI joins hands with Shenzhen Vocational and Technical University, Tsinghua University Research Institute in Shenzhen, Shanghai Jiaotong University and other research institutes and universities to carry out the basic technology research on materials, processes and applications of binder injection molding, and promotes the industrialization and application of the research results.

Figure: BJ Metal Printing

Figure: BJ Ceramic Printing

Figure: BJ Metal/Ceramic Printer 3DPTEK-J160R, 3DPTEK-J400P/800P

SLM Laser Metal Printing Solutions

Figure: SLM metal printing equipment AFS-M120/M260/M300XAS

At present, the company has independently researched and launched SLM selective laser melting metal printing equipment AFS-M120/M260, gradient metal equipment AFS-M120X(T), multi-material additive and subtractive equipment AFS-M300XAS, etc., and completed the molding of stainless steel/titanium alloy/aluminum alloy/mold steel/cobalt-chromium alloy/nickel-base alloy and other materials and process development. Among them, the gradient metal printing equipment AFS-M120X(T) can be applied to the research and development of the properties of composite metal materials, and it can realize the continuous gradient accurate powder supply of two and more kinds of metal materials; it has the horizontal/vertical gradient change direction, which reduces the complexity of the process, saves the raw material of the powder, and enhances the efficiency of research and development. It has a broad application prospect in the development of new materials in high throughput material preparation, aerospace, automotive, medical, mold processing and other fields. At present, SANDI has cooperated with many research institutes such as University of Science and Technology Beijing, Shandong University of Technology, Lanzhou University of Technology, Huazhong University of Science and Technology, Beijing University of Aeronautics and Astronautics, Beijing Iron and Steel Research Institute, Shenyang Institute of Automation, etc., and has been continuously providing advanced, reliable, and practical solutions for the gradient functional metal materials.

Figure: SLM Gradient Metal Printer AFS-M120X(T)

Figure: 316L stainless steel-Cu10Sn,316L + Copper316L-CoCrMo Continuous Gradient Alloys

Figure: Titanium customized hearing aids printed with SANDI's SLM metal printing equipment, titanium shell up toExtreme wall thickness of 0.15mm

[About SANDI TECHNOLOGY

Beijing 3D Printing Technology, Inc. (3D Printing Technology, Inc.) is a 3D printing equipment and rapid manufacturing service provider, national high-tech enterprises, specializing in new enterprises, the Ministry of Industry and Information Technology additive manufacturing typical application scenarios supplier. At the same time has laser and binder jet 3D printing equipment and materials technology and application process, the business covers 3D printing equipment, raw materials development and production, rapid manufacturing services for finished metal parts, 3D printing process technology support services, etc., and has established a complete 3D printing additive manufacturing industry chain, which is widely used in aerospace, ship pumps and valves, automobiles, energy and power, industrial machinery, rail transportation, 3C electronics, education and scientific research, sculpture and cultural creation, rehabilitation and medical industries.

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BJ Binder Jet Metal Forming The most complete on the net - SANDY TECHNOLOGY CO.

3dptek — Mon, 31 Oct 2022 10:40:00 +0000

3D printing technology has been developed for more than thirty years, and its industrialization application global compound annual growth rate in 20% above, China even higher, but due to its relatively small output value base, 3D printing industry, despite its significance, so far it is still a small industry. 3D printing industrialization is slow mainly due to two reasons: one is the low efficiency of the printing, that is, the manufacturing speed is slow; the second is that the printing material is expensive, that is, the Manufacturing cost is high. A slow and expensive technology is difficult to be applied to the production line, which is why most of the main users of 3D printing equipment are research institutes, R&D departments of large companies, schools and 3D printing service organizations.

In order to solve the problem of traditional 3D printing is both slow and expensive, 3D printing 2.0 Binder Jetting (Binder Jetting/3DP, hereinafter referred to as BJ) process has emerged. Compared to 3D printing 1.0, such as PBF, DED and other metal additive manufacturing process is the use of "point scanning" technology, the existence of processing efficiency is low, the cost is several times that of the traditional manufacturing technology, it is difficult to realize the large-scale industrialization of the application of the "line scanning" technology, the 3D printing 2.0 Binder Jetting (BJ) process has emerged. 3D printing 2.0 binder jetting BJ process using "line scanning" technology is a high-efficiency, high-precision additive manufacturing technology, which follows the traditional powder metallurgy industry's material system and sintering process, low cost, high degree of standardization of materials, can provide high-efficiency, high-quality, low-cost metal additive manufacturing solutions for the industrial session can be applied to the production line, for the large-scale application of 3D printing technology to lay a solid foundation. solid foundation. It is expected that 3D printing 2.0 will bring breakthrough and continuous growth for the 3D printing industry.

Internationally, Desktop Metal, HP, Digital Metal, GE and other global technology companies are optimistic about the market potential of BJ metal technology, in the past five years have completed the development of BJ metal technology, and achieved a certain degree of industrialization applications. As a large manufacturing country, China's market demand for BJ metal technology is even more urgent, especially from the MIM (Metal Injection Molding) industry for rapid prototyping and small and medium-sized mass production. Against this background, domestic BJ metal technology has developed rapidly in recent years. In fact, as early as 1994, Dr. Zong Guisheng, the founder of Beijing Longyuan Automatic Forming System Co., Ltd (a subsidiary of SANDI Technology, hereinafter referred to as "Longyuan Forming"), put forward the concept of "line scanning" and declared "Since 2018, through the technological innovation of the postdoctoral team at the postdoctoral workstation and the engineering innovation of the R&D team, Longyuan has successfully developed and produced a series of BJ equipment and 5 series of adhesives applicable to more than 20 materials. of 5 series of bonding agents, and put them on the market.

Based on the synergistic innovation system of the company's Guoqian Science and Technology Research Institute, post-doctoral workstation and product development team, and the foundation of nearly 30 years of development of additive manufacturing equipment, Longyuan Molding has independently mastered a number of key technologies related to the equipment, materials and processes of the binder injection molding technology, and has completed the development of R&D R-series and production P-series series of equipments and the development of systematic material processes, such as iron-based materials, non-ferrous metals, high temperature alloys, refractory metals, ceramic materials, inorganic salts, polymer materials and food materials. Alloys, refractory metals, ceramic materials, inorganic salts, polymer materials, food materials and other systematic material technology development.

Longyuan Molding R series equipment AFS-J120R and AFS-J380R are R&D type equipment for universities, research institutes, enterprise R&D organizations and so on. This series of equipment can realize the highest ±0.2mm printing accuracy, 400~800DPI resolution, 2.5L/h printing speed and 55~62% green blank density. The equipment is easy and quick to operate, with flexible replacement of powder material and binder ink, concise structure, easy maintenance, and effective guarantee of scientific research efficiency and experimental reproducibility. Adopting self-developed industrial control software and data processing software, the process parameters are highly open and independently adjustable, which is not only compatible with a wide range of materials, but also more suitable for exploratory research and rapid preparation of new materials iteration.

Figure: Longyuan Forming BJ Binder Jet Metal Printing Equipment AFS-J120R (left), AFS-J380R (right)

P series equipment is production-oriented equipment for MIM, mold, tooling and other industries. This series of equipment adopts the latest top-feeding single-cylinder structure, equipped with V+ precise powder drop system, double-roller composite high-density powder spreading system, automatic nozzle cleaning, built-in air purification system and other devices, easy and quick to operate, flexible replacement of powder materials and binder ink, and effective protection of production efficiency. It can realize printing accuracy of ±0.15mm, resolution of 400~1200DPI (freely adjustable), printing speed of up to 2.5L/h and green blank density of 55~62%. High-end production equipment AFS-J380L is also equipped with a high-precision molding cylinder transfer vehicle, molding cylinder can be quickly transferred and quickly replaced, saving curing waiting time; the highest printing accuracy of up to ± 0.1mm, the highest printing speed of up to 3.6L / h, the relevant technical indicators up to the international advanced level.

Picture：Longyuan molding BJ binder jet metal printing equipment AFS-J380P (left) , AFS-J380L (right)

In addition, Longyuan Forming has the ability to design binder formulations independently, which can meet the development needs of customers for customized binders for new materials and applications. On the basis of the equipment, it has successfully developed a series of BJ-specific binder formulations, which are applicable to more than 20 kinds of matrix materials, such as iron-based alloys, light metal alloys, organic glass, ceramics and so on. Among them, the degreasing and sintering process of SS316L, SS420, 18Ni300 and many other materials meet the international material standards of MIM industry. In addition, the company has set up professional technical service centers across the country, which can respond quickly to customer needs at all times and provide solid guarantee for the stable operation of the equipment.

Picture：Longyuan molding BJ binder jet metal printing case

BJ metal technology is known as "Additive 2.0" technology because of its high printing efficiency, low material cost, cost-effective equipment, no additional support, suitable for batch, etc. It will be used in automotive, hardware, electronics, tools, molds, cutting tools, medical equipment, sports equipment and other industries to form a large-scale industrial applications, with a vast market space. Has a broad market space, the future market size of more than 100 billion yuan. At the same time, as a direct metal molding technology, the development and application of BJ metal technology is also gradually growing into the core technology trends in the field of metal additive manufacturing, in the production of batch metal parts show a strong vitality. It is believed that, in the future, this technology will profoundly affect the traditional manufacturing industry, and will change the market pattern of the metal additive manufacturing industry.

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BJ Binder Jet Metal Forming The most complete on the net - SANDY TECHNOLOGY CO.

3dptek — Thu, 05 May 2022 05:46:00 +0000

After nearly 40 years of development, 3D printing technology has become a powerful tool for advanced manufacturing nowadays, with great development potential. According to Wholers data statistics, the global 3D printing market reached $15.244 billion in 2021, with a compound annual growth rate of 20.4%. According to the China Additive Manufacturing Industry Alliance data statistics, China's 3D printing enterprise revenue reached 26.5 billion yuan in 2021, with an average annual growth rate of 30%, which is higher than the global average growth rate, showing the world's first manufacturing The big country's attention to new manufacturing technologies and achievements.

It can be seen that the market growth rate of 3D printing is quite high, the whole industry scale is growing year by year, but compared with other industries, 3D printing is still a small industry. The reason for this is that the main constraints on the printing efficiency of 3D printing and material costs. For example, based on "point scanning" laser powder bed molten metal 3D printing technology, its aerospace, automotive, military, molds, medical and other fields of small quantities of precision metal parts manufacturing has many applications, but also compared to traditional manufacturing technology has more advantages, but for most industrial users, 3D printing to get a larger scale industrialized Application, there is an urgent need to solve the "slow and expensive" problem.

Binder Jetting (Binder Jetting/3DP, hereinafter referred to as BJ) is a high-efficiency, low-cost "line scanning" 3D printing technology, as early as 1993 was born in the United States at the Massachusetts Institute of Technology, due to the higher threshold of the process, the industry chain is much longer, the development process of the BJ technology lags behind the "dot scan" laser 3D printing technology. "Point scanning" laser 3D printing technology, but by virtue of efficiency and cost advantages, BJ technology is full of energy. In recent years, with a series of technological breakthroughs in the field of BJ, especially the successful development of BJ metal, once again by the industry's widespread attention, known as "Additive 2.0" technology. According to a SmarTech report, by 2030, indirect metal printing technologies such as binder jet 3D printing will realize an output value of 54 billion U.S. dollars (about 350 billion yuan).

Internationally, Desktop Metal, HP, Digital Metal and other companies in the past five years have completed the technical development of BJ metal technology, to achieve a certain degree of industrialization and application. Domestic BJ technology started later, but as a manufacturing country, China's market demand for BJ technology is more urgent, especially from the MIM (Metal Injection Molding) industry for rapid prototyping and small and medium-sized mass production needs. In this context, the rapid development of domestic BJ technology. It is understood that there are several domestic enterprises to BJ as a research project, of which, Beijing Longyuan Automatic Molding System Co., Ltd. (SANDI's subsidiary companies, hereinafter referred to as "Longyuan molding") has been put on the market equipment.

Longyuan Molding Company, a leading 3D printing technology company in China, completed the development of BJ metal technology and launched AFS-J120 and AFS-J380 equipment during 2018-2020. The equipments are built with integrated small particle size (5~15μm) low-fluidity powder precise feeding system, new powder spreading roller pressure system and high-precision inkjet printing system (1200dpi), which can realize ±0.1mm printing precision, >3600cc/h printing speed and >55% green blank density, and the relevant technical indexes have reached the international advanced level.

Figure: Longyuan molding binder jet (BJ) metal printing equipment AFS-J120, AFS-J380

On the basis of the equipment, Longyuan Forming has successfully developed a series of BJ-specific binder formulations, which are suitable for more than 20 kinds of matrix materials, such as iron-based alloys, light metal alloys, organic glass, ceramics and so on. The team has conducted systematic research and analysis on the physical and chemical properties of the binder and the interaction between the binder and the powder, among which the water-based binder has the characteristics of green environmental protection, sintering low carbon and oxygen residue, etc., which has a good application effect. The degreasing and sintering process is a necessary back-end process to complete the manufacturing of BJ metals. The degreasing and sintering properties of the relevant BJ metal materials of Longyuan Forming have reached the international material standards of the MIM industry, and have the conditions for industrialization and application.

Binder jet metal 3D printing technology is considered to be one of the best ways to realize mass production of metal 3D printing due to its high printing efficiency, low material cost, cost-effective equipment, no additional support, and suitability for batch production, etc. The layout of Longyuan Forming in this field is also the implementation of its development concept of "platform + ecology" based on the core technology of 3D printing. The layout of Longyuan molding in this field is also based on the core technology of 3D printing, to create a "platform + ecological" development concept of practice.

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