Dongguan Lechi Machinery Technology Co., Ltd. is a Chinese high-tech manufacturer specialising in wet grinding, ultrafine dispersion and particle-size reduction equipment. Operating under the LECJX brand, the company develops machinery for applications requiring nano-scale and submicron processing, combining equipment manufacturing with process development and laboratory testing. Its technologies are based on fluid dynamics, mechanochemistry and high-efficiency grinding systems designed for controlled particle-size distribution and stable industrial production.
The company’s product portfolio includes horizontal nano pin-type bead mills, disc-type sand mills, basket mills, laboratory nano grinding systems, high-energy dispersers and vacuum dewatering equipment. These systems are used across printing inks, industrial coatings, paints, fine chemicals, pharmaceuticals, cosmetics, ceramics, mineral processing, agrochemicals, battery materials, papermaking and advanced nanomaterials. Lechi also develops grinding components and process configurations for customers requiring specialised dispersion or milling performance.
Through its production base, R&D centre and nano laboratory in Dongguan, Lechi supports customers from laboratory trials through industrial-scale production. The company provides equipment selection, grinding-process development and complete production-line solutions, allowing customers to determine suitable configurations for different materials and target particle sizes. Its systems incorporate components from international industrial suppliers and are designed for applications requiring high efficiency, wear resistance, process stability and precise particle-size control.
Main Products & Solutions:
- Nano Bead Mills
- Horizontal Pin-Type Bead Mills
- Disc-Type Sand Mills
- Basket Mills
- Laboratory Nano Mills
- High-Energy Dispersers
- Vacuum Dewatering Equipment
- Wet Grinding Systems
- Ultrafine Dispersion Equipment
- Nano & Submicron Grinding Solutions
- Grinding Process Development
- Turnkey Production Lines