Sanluo Precision is a professional manufacturer and supplier of Submicron Accuracy Machining for Complex Precision Components in China, with over 18 years of experience in precision machining. Our factory spans nearly 8,000 square metres with a team of over 230 professionals. We specialise in processing micro-structures down to 0.005mm, miniature parts as small as 0.08x0.08mm, and micro-holes of 0.003mm diameter. Serving medical device, semiconductor, optical communication, and scientific research industries, we have established long-term partnerships with Huawei, BYD, Foxconn, Advanced Microelectronics, and Mindray Medical. Our core strength lies in developing and manufacturing high-demand, complex parts that push the boundaries of conventional machining.
Submicron accuracy at Sanluo Precision means achieving and consistently holding tolerances below 0.001mm across complex geometries. This capability is built on decades of process refinement and investment in ultra-precision equipment.
1. Ultra-precision CNC milling: ±0.002mm machining accuracy.
2. Precision grinding: ±0.001mm accuracy.
3. Micro-turning on Swiss-type lathes: ±0.003mm.
4. Wire EDM and electrical discharge: ±0.002mm.
These submicron capabilities make Sanluo Precision the partner of choice for components where micron-level deviations are unacceptable. Submicron Accuracy Machining is not just a service — it is our engineering standard.
Complexity at Sanluo Precision is defined by part geometry, size constraints, and material behaviour. We excel in parts that other manufacturers decline due to their miniature scale or intricate features.
1. Miniature parts: smallest part size 0.08 × 0.08mm.
2. Micro-structures: smallest feature 0.005mm.
3. Micro-holes: smallest diameter 0.003mm.
4. Micro-diameter rods: smallest diameter 0.01mm.
5. Deformable parts: proprietary insights into material selection, heat treatment, and stress management.
From medical implants to semiconductor components, our complex part capabilities are validated by over 1.3 million delivered parts. Submicron Accuracy Machining for Complex Precision Components transforms challenging designs into reliable reality.
Material diversity is a hallmark of Submicron Accuracy Machining. We process nearly every engineering material available in the domestic market.
1. Metals: stainless steel (implant/intervention grade), titanium alloy, high-temperature alloy, molybdenum, tungsten.
2. Brittle materials: diamond, quartz, optical glass, ceramics, tungsten steel.
3. Engineering plastics: PEEK, PEI, PAI, UPE.
4. Tool steels: mould steel, powder high-speed steel, structural steel.
Our material processing expertise, combined with integrated surface treatment capabilities including vacuum heat treatment, anodising, electrolytic polishing, and various coatings, ensures that Submicron Accuracy Machining is delivers finished parts ready for the most demanding environments.
Sanluo Precision's Submicron Accuracy Machining serves industries where precision is not a luxury but a requirement for safety and performance.
1. Medical industry: interventional ventricular assist system pumps, glaucoma surgical tools, artificial heart components, vascular stent parts, gallbladder stone grinding heads.
2. Semiconductor industry: opto-bar machine coating fixtures, vacuum fixtures, diamond silicon wafer grinding knives, elastic supports.
3. Optical communication: precision optical components and coating-related parts.
4. Scientific research: university and institutional R&D projects.
With partnerships including Huawei, BYD, Foxconn, and Mindray Medical, Submicron Accuracy Machining has proven its value across the most regulated and demanding sectors.
Our equipment platform combines over 130 production machines with comprehensive inspection capabilities to deliver Submicron Accuracy Machining for Complex Precision Components.
1. CNC machining: maximum dimension 1600×1200×650mm, accuracy ±0.005mm.
2. CNC lathe: maximum 450×950mm, accuracy ±0.005mm; Swiss-type ±0.003mm.
3. Ultra-precision CNC: maximum 350×250×350mm, accuracy ±0.002mm.
4. Wire EDM / EDM: maximum 700×500×300mm, accuracy ±0.002mm.
5. Precision grinding: maximum 300×300×180mm, accuracy ±0.001mm.
6. Inspection: CMM, image analysers, tool microscopes, profilometers.
This equipment ecosystem, staffed by process engineers, quality engineers, designers, and programmers, ensures that Submicron Accuracy Machining is executed with consistency and traceability.
| Parameter Category | Parameter Details |
| Equipment Model | iQ500 |
| Core Positioning | Large precision micro milling machine, suitable for high tolerance machining |
| Axis Number | 3‑axis |
| Stroke (X/Y/Z) | 600 mm / 500 mm / 300 mm |
| Spindle System | 45,000 rpm high‑speed electric spindle, HSK‑E32 interface |
| Key Accuracy | Submicron‑level machining accuracy and repeatability accuracy |
| Motion Performance | Rapid traverse speed of each axis 16,000 mm/min |
| Tool Magazine System | 20 tool positions tool magazine |
| Core Advantage | Adopts linear motor design and advanced temperature control to provide accurate and predictable machining results |
| Typical Application | high tolerance machining of precision components |
| Parameter Category | Parameter Details |
| Equipment Model | Hardinge® T Series SP® |
| Core Positioning | Ultra‑precision machining and hard turning |
| Tool Quantity | 12 tools |
| Diameter | 226.3 mm, 313.7 mm |
| Rotation Speed | 4,000 rpm, 5,000 rpm, 6,000 rpm |
| Servo Channel | 42 mm, 51 mm, 65 mm |
| Standard Power | 11 kW, 15 kW, 26 kW |
| Overall Dimensions | Length: 2,489 mm, 3,257 mm; Width: 2,121 mm, 2,312 mm; Height: 2,089 mm, 2,123 mm |
| Weight | 5,940 kg, 7,800 kg |
| Typical Application | high tolerance machining of precision components |
Quality is the foundation of Submicron Accuracy Machining for Complex Precision Components. Sanluo Precision operates under ISO9001:2008 and ISO14001:2004 certified systems.
1. Quality team: 16 professionals including QE, IQC, IPQC, OQC.
2. In-process control: complete production control and quality assurance systems.
3. Inspection equipment: CMM, image analysers, tool microscopes, high-power microscopes, projectors, height gauges, roughness meters.
4. Quality metrics: 98.8% quality pass rate, 98.2% delivery completion rate.
Every part produced through Submicron Accuracy Machining undergoes rigorous inspection, with documentation and traceability maintained throughout the production cycle.
Beyond manufacturing, Sanluo Precision provides comprehensive engineering support to bring complex parts from concept to production.
1. Design collaboration: mechanical design engineers assist with DFM and optimisation.
2. Process development: process engineers develop specialised workflows for difficult parts.
3. Tooling and fixturing: in-house design and fabrication of auxiliary tooling.
4. Integration capability: when internal capacity is limited, we integrate top domestic processing resources.
5. Surface treatment integration: vacuum heat treatment, anodising, plating, polishing, coatings.
With MOQ as low as 1 piece and production cycles from 3 to 180 days, Submicron Accuracy Machining for Complex Precision Components is accessible for both prototyping and volume production.
A: Sanluo Precision achieves ±0.001mm on precision grinding and ±0.002mm on ultra-precision CNC milling. For micro-features, we can produce structures as small as 0.005mm and holes of 0.003mm diameter.
A: We excel in miniature parts (0.08×0.08mm), micro-structures (0.005mm), micro-holes (0.003mm), micro-diameter rods (0.01mm), and deformable parts requiring specialised heat treatment and stress management.
A: Yes. We process quartz, optical glass, ceramics, tungsten steel, and diamond, with dedicated tooling and process parameters to prevent fracture and maintain submicron accuracy.
A: Medical device, semiconductor manufacturing, optical communication, and scientific research institutions. We have delivered components for artificial hearts, vascular stents, semiconductor fixtures, and optical coating systems.
A: Yes, MOQ is 1 piece. We support both prototyping and production runs, with production cycles from 3 to 180 days depending on complexity.
