Flat Lapping Machine
EXPERT in ultra precise plane machining
Develop and introduce new & advanced lapping/polishing products and technologies to customers around world; With rich experience in ultra precision flat machining, LSTD is dedicated to providing our customers over the world with reliable total solutions.
Expertise obtained from integrated Know-hows in different industries
The industries we serve include: semi-conductor, opto-electronics, precision optics, precision ceramics, nuclear plant, petroleum exploitation and industrial application (hydraulics, sealing, ).
Dedicated to providing customized total solutions
Meet a full range of demands from customers from machines & machine modification, consumables, process development, subcontractor service.
flat lapping machine series

SL Series single side flat lapping machine
- The high-precision single side lapping machine SL series is specially designed and built for high-precision flat lapping purpose.Such as Hydraulic parts & valve & seal rings etc.
- Plate diameter size from 381mm to 2000mm.
- Ring Inner diameter from 2mm-900mm.
- Accuracy can reach 2 light bands (0.6um) in flatness,Ra0.04,TTV 2um.

HDS Series double side flat lapping machine
- HDS series double-sided lapping machine is designed for high-intensity and high-precision lapping processes.
- Max lower plate OD/ID:1201.5mm/446.5mm.
- Precision air cushion decompression structure.
- Integrated water cooled upper base and lower wheel base(option).

MFL Series Multi-function lapping machine
- The MFL series lapping machine can perform various lapping functions, including conventional flat lapping, internal flat lapping, and external step surface lapping.
- be widely used in industries such as hydraulics, safety valves, aerospace, and more.
- Plate diameter size from 381mm to 700mm.
- Workpiece max. swing diameter 750mm.
Why LSTD is your best option ?
95,000 sq ft production and inventory.
Semiconductor R&D center,and self-owned SiC wafer automatic polishing line.
A dedicated R&D team with BS degrees or higher focus on process development.
Global sales support, serving customers around world (USA, France, Germany, Singapore, South Africa, etc. )
Hot selling products


















