HONGMAO's engineering team delivers bespoke metal dome array solutions through advanced photochemical etching technology, achieving complex geometries with ±0.02mm precision. Our proprietary DomeTech® coating enhances oxidation resistance while maintaining 160-220gf tactile consistency across -40°C to 125°C operational range. Special configurations available include:
Anti-glare matte finishes for outdoor HMI panels
Conductive adhesive backings for SMT compatibility
Multi-stage force gradients (50-500gf) within single arrays
With 30+ material combinations and 15 standard dome diameters (3mm-20mm), we support rapid prototyping within 72 hours using Class 1000 cleanroom facilities. All production batches include comprehensive test reports measuring contact bounce (<5ms) and insulation resistance (>100MΩ).
HONGMAO's metal dome array technology delivers precise tactile feedback essential for professional equipment interfaces. Our patented dome structures ensure 160-260gf actuation force consistency across all switch points. Designed for medical devices and industrial control systems, these arrays feature anti-corrosion treatment and SIL 2 safety certification. With 15 automated production lines, we guarantee ±0.05mm dimensional accuracy for perfect PCB alignment.
Hongmao stands out as a leading China-based dome array factory with a commitment to quality, innovation, and customer service. We provide end-to-end manufacturing solutions, from prototype development to mass production. B2B partners trust Hongmao for reliable dome arrays that support robust product interfaces and competitive market positioning.
Custom tactile response is crucial for modern devices. Hongmao’s bespoke dome array design services deliver precise force curves and reliable contact performance, improving operator feedback and device longevity. We serve B2B customers across various industries, ensuring every dome array matches technical requirements and ergonomic standards.
As a leading metal dome array manufacturer, HONGMAO offers complete customization including dome spacing, contact material selection, and adhesive backing options. Our engineering team utilizes 3D simulation software to optimize array layouts for ergonomic operation. All production follows IATF 16949 standards for automotive-grade reliability, supporting just-in-time delivery for global partners.
We are a professional manufacturing and design company for membrane switches, metal domes, light guide sheets and die-cutting products, founded in 2009. We have over 14 years of experience in this industry and are based on technology.
It is our pride to have factories and R&D centers that we own hence; we always adhere to the development philosophy of people-oriented, technology, quality first, service first. Our quality control system adheres to ISO9001 and we utilize support equipment that meets international advanced standards.
Provided we keep improving quality, innovation always continuing as well as customer centric approach, our customers will be happy with us and their expectations met well beyond what they had thought
Guozi tablet ,also known as metal dome, are widely used in bank POS machines and cash machine buttons. With an operating force of at least 100gf and a quick rebound upon pressing, these buttons provide a precise and comfortable user experience. We has developed special function Guozi tablet buttons to enhance the accuracy of the button and the surface cover, resulting in an improved customer experience in terms of feel, value, and comfort.
Medical FPC membrane switch is an innovative control interface specially developed for the medical field. This membrane switch uses cutting-edge flexible printed circuit (FPC) technology to ensure unparalleled flexibility and adaptability.Its excellent durability and flexibility ensure reliable and precise control functions of medical equipment. In addition, the FPC structure is easy to clean and disinfect, meeting the stringent hygiene requirements of medical environments.
With their slim profile and tactile feedback, membrane switches offer a sleek and modern aesthetic to complement any vehicle interior. They can be easily integrated into complex electronic systems, providing drivers with intuitive and responsive control of key functions such as climate control, audio, and navigation. Overall, the use of membrane switches in automotive applications helps to enhance safety, convenience, and comfort for drivers and passengers alike.
Our arrays use 301/304 stainless steel domes with optional gold/nickel plating, mounted on 0.125mm PET substrates.
Yes, we support circular, triangular, and cross-shaped layouts with 2.5mm minimum pitch spacing.
All arrays meet RoHS, REACH, and UL 94V-0 standards with ISO 9001 production certification.
We use laser-welded contact points and perform 500-cycle pre-testing before shipment.
Standard orders ship in 10-15 days; expedited 7-day service available for urgent requirements.
Yes, offering 3M 467MP or 468MP pressure-sensitive adhesives with optional thermal release liners.
Our company boasts a state-of-the-art facility with over 2000 square meters of standard cleanrooms,equipped with imported specialized production equipment,and backed by a team of experienced professionals with decades of design and manufacturing expertise.
No.17 Jinsheng Road, Jinhe Industrial Zone, Zhangmu Tou Town, Dongguan City, Guangdong Province, China
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