Ultra-precision grinding processing! Introduction to the business of Nitto Corporation.
At Nitto Corporation, we are engaged in the development and manufacturing of flat glass, which is essential for information devices, including LCD (liquid crystal display) glass and glass substrates used in hard disks. We pursue extreme smoothness precision in our polishing processes, boasting a smoothness accuracy of 2 angstroms with our in-house developed equipment and high technical skills. We meet the diverse needs of high-tech industries, including office automation equipment, telecommunications, home appliances, AV, and medical devices. In quality control, we provide reliable products under meticulous and stringent quality inspections within a clean room that maintains a high-level environment with a cleanliness class of 100. **Features** - Extreme smooth polishing processing - Highly reliable quality control - Thorough environmental management system - Monthly processing achievements of over several million pieces - Versatile cutting, chamfering, and centering processing - ISO 9001 certification obtained - ISO 14001 certification obtained For more details, please contact us or download the catalog.
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basic information
【Main Equipment (Grinding Processing)】 ○ Number of grinding machines: More than 100 units ○ Supported sizes → Double-sided: 1300×1500mm or smaller → Single-sided: 850×1400mm or smaller ○ Precision → Flatness: 1μm or less → Parallelism: 1μm or less → Surface roughness: 1Å or less ○ Supported plate thickness: Double-sided grinding 0.05mm or more ○ Measurement equipment: → Atomic Force Microscope (AFM) → Particle Size Analyzer → Differential Interference Microscope → Laser Interferometer → Oblique Incidence Laser Interferometer → Flatness Tester (for photomask blanks), etc. ○ Supported materials: → Soda-lime glass → Quartz → Heat-resistant glass → Low thermal expansion glass → Optical glass → Low Tg optical glass → Alkali-free glass → Alumina → Zirconia → Lithium Tantalate (LT) → Lithium Niobate (LN) → Polycarbonate → Acrylic → Epoxy resin → PPS, etc. 【Products Handled】 ○ Glass substrates for LCDs ○ Glass substrates for hard disk drives ○ New ceramics ○ Brittle materials ○ Magnetic materials ○ Filter glass for electronic and optical applications, etc. ● For more details, please contact us or download the catalog.
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Applications/Examples of results
【Achievements】 ○ Thinning of LCD panels down to 0.2mm ○ Thinning of single LCD panels down to 0.1mm ○ Improvement of polycarbonate parallelism ○ Wafer support glass ○ Mobile phone and smartphone components ○ Achievements in round processing sizes ○ Unbalanced polishing on both sides ○ Sapphire ○ Quartz, etc. ● For more details, please contact us or download the catalog.
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Company information
Nitto Corporation engages in the processing and manufacturing of electronic components, optical components, and mechanical parts, specializing in precision flat grinding and processing of glass flat surfaces, as well as precision flat grinding for LCD panels and photomasks. We provide a wide range of processing services, from small quantities of various types to large-scale, cost-effective processing. Utilizing precision flat processing as our core technology, we handle a variety of materials, including supplied materials, glass, ceramics, metals, and special resins, and employ unique processing techniques such as cutting, grinding, and contour processing to transform these materials into electronic and optical components.