solid copper sphere70+ factories verified

Changzhou Huari Steel Ball Co., Ltd. is a group for innovation, manufacture and trading. Our main products are steel balls, bearings, bicycle and electrical bicycle parts, industrial tools and so on.

Shandong Hualu Bearing Co., Ltd. is a well-known manufacturer with over 20 years of experience in precision ball bearing production. We have a professional team of over 100 employees, specializing in the production of various materials including bearing steel balls, stainless steel balls, ceramic balls, tungsten carbide balls, cast balls, stamped balls, plastic balls, copper balls, carbon steel balls, and iron balls. We also offer customized solutions for non-standard sizes (standard grade: G10-G1000, standard size: 0.5-150mm). Steel ball products produced using special processes in accordance with GB/T308.1-2013 and ISO3290 standards, with high temperature resistance, high wear resistance, high precision, low noise, and long service life.

Welcome to OPQ Group!

Changzhou Feige Steel Ball Co., Ltd. Was founded in 1989, is a professional manufacturer focus on producing high precision steel balls. Our main products are chrome steel balls, stainless steel balls, carbon steel balls. The factory is covers an area of 18, 000 square meters, located in changzhou China. In the middle of Shanghai-Nanjing expressway, merely 150 kilometers away from Shanghai, which is quite convenient for transportation and visiting.

Huizhou Hongyao Hardware Products Co., Ltd. is a company with rich experience and professional production of metal balls. Combining more than 20 years of production experience, we have created a workforce with excellent production technology, and also accumulated a number of high-quality partners.

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.  We provide our customers with one-stop logistics solutions and are fully committed to reducing their transportation costs.

Established in 2018, Zhuzhou Jiuding Metal Technology Co., Ltd is a professional joint venture company which engages in manufacturing, machining and sales of tungsten heavy alloy, tungsten copper, cemented carbide, pure tungsten and other relevant tungsten alloy products. Our products mainly include tungsten heavy alloy, tungsten carbide, tungsten alloy fishing sinker, tungsten darts, tungsten Alloy swaging rod, bucking bar, copper tungsten electrode, tungsten alloy bullets, tungsten alloy syringe, tungsten alloy shielding vial, tungsten alloy boring bar, etc. Due to its characteristics of high density, high hardness, high melting point, anti-corrosion, radiation protection, non-toxic and environmental-friendly, therefore, our tungsten alloy products are widely used in fields of aerospace, medical equipments, mechano-electronic, oil exploration, vehicle, sports counterweight, gold-plated jewelry etc. With strong funding, advanced manufacturing technology, strict quality control and technical support from national famous university, our products are popular in country of America, Canada and Japan etc. Besides, we own international advanced technology of Metal Injection Molding (MIM) and pressing technology, we can manufacture standard products and various non-elevation products.

HKAA are mainly specialized in CNC machining, CNC milling, grinding, turning, precision stamping and plastic molding parts. HKAA is a globally recognized company with 20-years manufacturing experiences. We are ISO 9001: 2015, ISO13485 (for medical industry), IATF16949 (for automotive industry), AS9100 (in the aviation industry) certified company. We have 3 axis, 4axis, 5 axis, 6 axis CNC machines, precision stamping machines, lathe machines and so on. Our customers mainly distribute in USA, Canada, South Korea, Japan, European countries, Russia, Australia etc. We had built up a long-term business relationship with companies such as Jabil, HAAS, Echelon, Delph etc.

We specialize in custom stainless steel sculptures and architectural metal artworks for high-end commercial and landscape projects.

Shandong Jinan Chuanghui International Trade Co., Ltd. is a professional sales and manufacturing enterprise in Jinan, Shandong Province, China. Our affiliated factory is located in Tai'an City, Shandong Province. We mainly produce carbon steel, high carbon steel, bearing steel, and stainless steel balls. At the same time, we also produce plastic balls, hard alloy balls, and ceramic balls. Copper ball, aluminum ball, metal wear-resistant ball, and other metal ball products. All of these steel balls are widely used in transmission bearings, automotive parts, bicycles, motorcycle parts, valves, sliding rails, motors, transmission components, as well as medical equipment, decorative lighting fixtures, photography equipment, etc

Established in 2006, Guangzhou AOMEIDI Lighting Equipment Co., Ltd. is a national high-tech enterprise specializing in the development, manufacturing, engineering and service of intelligent stage performance, cultural landscape and urban lighting.

Proshare Innovation Suzhou Co., Ltd. is a national high-tech enterprise specializing in the R&D and industrialization of third-generation thin-film nanocomposite (TFN) membranes for reverse osmosis (RO), nanofiltration (NF), and material separation applications. Founded in 2017 by a team of overseas-returned doctoral experts LED by Dr. Lin Xiaofeng, a recipient of national-level talent programs, the company has emerged as China's sole domestic manufacturer of TFN membranes. Core CompetenciesTechnological Innovation: Pioneered the application of TFN technology to nanofiltration membranes, achieving fully independent R&D and localized production of both membranes and manufacturing equipment.

Shandong Bullis Metallurgical Engineering Co., Ltd. is a subsidiary of Heze Shuanglong Metallurgical Machinery Group and is located in Shandong Province, China. Shuanglong Group is a leading large-scale industrial intelligent equipment manufacturing enterprise. It has a registered capital of 111.1 million yuan, more than 200, 000 square meters of factory area, and more than 420 employees. The company's main business include equipment manufacturing, production line design, R&D, manufacturing, commissioning, operation and other engineering general contracting. The business segment involves metallurgy, building materials, chemical industry, environmental protection, new energy and other fields, providing customers with one-stop equipment and engineering overall solutions. Our main business scope include: 1. Equipment Manufacturing Rotary kiln, pre-heater, cooler, dryer, ball mill, crusher, elevator, chain plate machine, tractor, vibrating screen, sieve, feeder, loader, screw conveyor, dust collector, desulfurization and denitrification equipment, etc. 2. EPC Engineering We can do EPC production lines for lime, cement, metal magnesium, zinc oxide, ceramsite, lithium ore, solid and hazardous waste, ceramic proppant, gypsum and other related industries, providing customers with one-stop equipment and engineering solutions. 3. Design and Technical Service We have processional technical team for different industries, can provide customers with processing design, commissioning, training, and also other technical service, to ensure the project put into production with good quality products. Core ValuesInnovation-driven: Continuously explore new technologies and new processes, develop more efficient and energy-saving metallurgical equipment, and use innovation to promote the company's development in the fields of metallurgical equipment and engineering. Quality first: We strictly control every product and every project, and adopt strict quality inspection processes to ensure the stability and reliability of equipment and projects. Customer-oriented: Always put customers' needs first, provide personalized solutions and quality services, establish long-term partnerships. QUALIFICATION/HONORS: National High-tech EnterpriseShandong "Specialized, Specialized and New" EnterprisesShandong Gazelle EnterpriseShandong Unicorn Enterprise

Shenzhen Kediya Technology Co., Ltd. is a professional high-tech LED light products enterprise with independent R& D, production lines, marketing, after services department. We focus on OEM/ODM LED strip light, LED linear light, LED Neon flex, flexible pixel strips, rigid pixel bars, LED profile, LED Modules and other relative accessories. Kediya has an area of 1500 square meters. More than 5 R& D engineers and over 60 workers, 6 auto SMD production lines and 6 assembly production lines. The daily output is about 350, 000 Meters/pieces monthly. We adopt advanced wave soldering, reflow soldering and SMD machines, Integrating sphere, Glue dispenser machine, Aging test standard laboratory and so on. We have strong capability in R& D, Production, Marketing and customer service with a wide range, good quality, reasonable prices and stylish designs, Growing to be a leading supplier in this field.

Hunan Minstrong Technology Co., Ltd, located in Changsha, Hunan Province, is a high-tech enterprise with high-performance catalyst research and development and manufacturing as its core business. Minstrong products involveHopcalite catalysts, carbon monoxide catalysts, ozone destruction catalysts, ozone filter destructor, VOC catalysts, and active manganese dioxide catalysts, activated copper oxide catalysts and other catalyst materials. The catalyst materials are are exported to all over the world, widely used in industrial tail gas treatment, water treatment, health care, electronic information, semiconductor and other industries.

Dongguan Jida Welding Material Co., Ltd. is a comprehensive enterprise specializing in the research and development, production, and trade of electronic soldering materials such as solder paste, flux, red glue, solder wire, solder bar, preformed soldering sheet, and brazing materials, as well as SMT assembly processing materials. As a leading enterprise in the industry, Jida has advanced fully automated production equipment and a large-scale enterprise system, committed to becoming a global top-level welding solution provider. Jida believes that success lies in the details and quality makes brand power. Therefore, the company strictly monitors the production process in accordance with the ISO9001: 2008 quality system standard and implements 6S on-site management for the production environment. All production materials are of high quality, including materials imported from the United States, Germany, Japan, and other countries, to ensure that customers can use products of ultra-high quality and stability.

Qinyuan Fuda New Material Technology Co., Ltd (hereinafter referred to as Fuda New Materials) is located in Qinyuan, Shanxi Province. Founded in 2018, it is an integrated industry and trade enterprise specializing in the sales and export of zirconium sandblasting and grinding series materials.

Tianjin Elong Co., Ltd. is a company specialized in chemicals. As a manufacturer on potassium ferrocyanide, sodium ferrocyanide, Prussian blue (pigment 27), sodium benzoate (powder, granular, noodle), and benzoic acid (tech grade, food grade, pharm grade), and the exporter of other strong chemicals, Tianjin Elong Co., Ltd. Have the most experienced sales team and qualified technical support in the industry, with tremendous customer reference and installation base cross the country. Our Superior service and outstanding performance own sound reputation among the industry.

DELIN company was established in 1998 with an area of about 50000 square meters and staffs about 350. It is located in sanitray hometown-Nanan, with very convenient transportation, only 1 hour from Xiamen airport.

Shenzhen PDA Technology Co., Ltd. Manufacture and supply magnetic levitation suspension display racks. It is suspension craft product, which is used for prmotion gift, decoration, christmas, weeding, office, advertisement and exhibition etc, It can use indoor and outdoor. The main categories include magnetic levitaiton air bonsai, magnetic levitation globes, suspension floating lamp, levitation moon lamp, magnetic levitation suspension cup, magnetic levitation floating shoes display racks, magnetic levitation suspension bottle display racks, magnetic levitation suspension photo frames display, levitation 1kg, levitation 2kg display, levitation floating helmet display, custom any magnetic levitation advertising stand,

Zhengzhou Ruizuan Diamond Tool Co., Ltd., established in 2014, is a professional engaged in the research, development, sale and service of Grinding Wheel, Metal Cutting Tools, Diamond and CBN grinding wheels, PCD PCBN tools, Sharpening Stones and Abrasive Tools. We are located in Zhengzhou, the capital of Henan Province, with convenient transportation access. Our company covers an area of 150 square meters. Since the establishment of our company, it has been adhering to people-oriented and innovation. Win the trust of customers with quality and service. Always insist on serving every customer well and be responsible for every customer. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements, Hear and give you professional advice, and ensure full customer satisfaction. We are committed to providing state-of-the-art diamond and CBN products. Experienced engineers & technical expertise brought their industrial knowledge and technical service to help customer find the best solutions with our diamond and CBN products. Our fully equipped manufacturing facility and advanced detection equipments make our product perform well and consistent. And we never stop persuing new technology and continious improvement Our goais to 100% customer satisfaction. In addition, our products have various certificates required, including Chinese domestic certificates and those required for export to various countries in the world. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as USA, Canada, Russia, etc. We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. If you have any new ideas or concepts for the products, please contact us. We are glad to work together with you and finally bring you the satisfied products. We are waiting for you in Zhengzhou, Look forward to working with you!

Gelon (Int) LIB Group Ltd. was set up as a manufacturer and exporter in 2007, dealing with lithium battery materials, equipments, technology, etc. Now we have Gelon New Battery Materials Co., Ltd., E-Battery Lithium Battery Co., Ltd., Linyi Dake Trading Co., Ltd., with total manufacturing facilities of around 100, 000 square meters and more than 500 staff. Owning a group of experienced engineers and staff, we can bring you not only reliable products and technology, but also excellent services and real value you will expect and enjoy.

Mainly engaged in LED lamp beads, COB, SMD, UV light source sales and customized design of customer lamp boards, widely used in indoor and outdoor lighting, projectors, stage lights, medical equipment, ultraviolet sterilization, disinfectio

JiangSu LakeSide Advanced Manufacturing Technology (LSAMT), located in Xuzhou High-tech Zone, Jiangsu Province, is committed to providing global customers with innovative friction stir welding and precision/ultra-precision optical components solutions, and continues to create value for customers. Lakeside Technology has a high-level talent team. The core founder, Dr. Wei Xingguo (British), studied at Tsinghua University with a bachelor's degree and a master's degree, and received a doctorate from Imperial College London. Engaged in the research and development of ultra-precision components in leading enterprises in the industry; Subsequently, he was responsible for the research and engineering innovation of global friction stir welding technology at the British Welding Institute. After more than 20 years of innovation and practice, it has repeatedly broken through technical difficulties in the field of ultra-precision component processing and friction stir welding, which has greatly promoted the technological innovation and development of the industry. After understanding the needs of green, low-carbon and efficient manufacturing in the shipbuilding industry, Dr. Wei Xingguo and his founding team took the technical difficulty of solid-state welding of dissimilar materials as a breakthrough to provide customers with low-cost, high-quality aluminum friction stir welding solutions. At the same time, focusing on the pain points of shipbuilding assembly, the automated, intelligent, lightweight and efficient crawling robot system independently developed breaks through the size limitations of traditional production equipment itself, the crawling robot system is efficient and stable, the deformation after welding is small, the welding quality is excellent, and it can be quickly deployed, which greatly improves the efficiency of ship parts assembly and manufacturing; In view of the needs of low-cost, automated and intelligent manufacturing of aerospace and rail trains, the technology of friction stir welding is proposed and realized, which solves the worldwide problem of large gap between components in the manufacture of large and oversized parts of friction stir welding. In the field of precision/ultra-precision machining manufacturing, we provide customers with ultra-precision machining technology and overall solutions for key core components.  The company adheres to the concept of "Mastering Precision, Innovating Connections", and works closely with universities and research institutes to open up industry-university-research channels and achieve rapid technology implementation. Research laboratories have been set up simultaneously in Jiangsu and the United Kingdom to coordinate and integrate excellent resources at home and abroad to provide source power for innovation-driven development and achieve healthy development. Keep upright and innovate, work hard, we will continue to innovate and develop new quality productivity, and continue to improve to create value for customers.

??Introduction to Jiangsu Shener Electric Co., Ltd. ??

Suzhou Weipeng Precision Machinery Co., Ltd. is located in Suzhou, which is a foreign trade oriented economic developed city, adjacent to international port city Shanghai. Established in 2009, we're a manufacturing company specialized in the production of piston rod and linear shaft in various specifications, which is widely used in automation and cylinder. We also produce stainless steel grinding bar in the material SUS304 and SUS303.

Hefei Huaqing High-Tech Surface Technology Co., Ltd. is located in Hefei National High-Tech Industrial Develop-ment Zone, covering a total area of 560 acres. It specializes in new materials for surface treatment, new materials for new energy liquid cooling, aerospace parts processing, electronic plating processing, and functionalized equipment for surface treatment. The company has undertaken 7 national scientific research projects, obtained 79 national invention patents, hosted and participated in the formulation of 16 national standards and industry standards, has 29 proprietary technologies, and has won 3 national, provincial and municipal awards for scientific and technological progress. Huaqing New Material Research and Development Center

Yueqing Xuyao Electric Co., Ltd., founded in 2009, is located in the north of Yueqing Baixiang Baita Wang Industrial zone core area, is a research, production and marketing integration Limited liability company, the main products include automotive connectors, various types of wiring harnesses, sheathed terminals, electronic component connectors, automobile insurance boxes, automobile changes More than 3000 varieties of assembly parts. The company has the ability of independent mold development, according to the specific requirements of customers, customized development, fast delivery, quality Stable volume, long-term supporting Mercedes-Benz, Volkswagen, FAW, Geely, Chery, BYD, Lifan and other well-known manufacturers and car modification market, and with new energy Automobile supporting facilities friends to maintain long-term cooperation.

D&G Industrial Co., Ltd. is a subsidiary company of D&G Global Holdings Ltd. (D&G) are committed to designing, manufacturing and wholesaling of high quality garment accessories. D&G offers a wide range of garment accessory products including jeans buttons, snap buttons, jeans rivets, eyelets, metal plates, die-casting buttons, fashion buttons, handbag suspender clips, dress hooks, metal buckles and fasteners. Since 1988, D&G has successfully laid a solid foundation and have consistently scaled to new heights. With a reputable brand name, distinguished business acumen, strong R&D capability, extensive sales network spanning across 50 countries worldwide and all-inclusive after-sales service, D&G has firmly established itself as a leading garment accessories solution provider.

Full range of fluid equipment solutions