Ultra High Precision Machining Services For Components

Sanluo Precision, a leading China factory and supplier of ultra high precision machining services for components, brings over 18 years of manufacturing excellence to every project we undertake. Established in 2007, our Shenzhen-based facility has grown into an 8,000 square meter operation staffed by more than 230 skilled professionals, including process engineers, quality engineers, designers, programmers, and experienced machine operators. We hold ISO9001:2008 and ISO14001:2004 certifications, underscoring our commitment to quality management and environmental responsibility. Our capabilities span from single-piece prototyping to production volumes of 999,999+ pieces, with lead times ranging from 3 to 20 days depending on complexity.

Service Capabilities

Our comprehensive precision machining service portfolio covers a wide spectrum of manufacturing technologies designed to address virtually any component requirement. We combine multiple machining disciplines under one roof to provide true one-stop solutions for our global customers.

Core Machining Services

We deliver an integrated suite of precision manufacturing capabilities that allows us to handle components of varying complexity, size, and material requirements.

1. CNC milling: 3-axis, 4-axis, and 5-axis capabilities with maximum machining dimensions of 1600 × 1200 × 650mm, achieving ±0.005mm accuracy on standard parts and ±0.002mm on precision models.

2. CNC turning: Including Swiss-type lathe machining with maximum processing size of 450 × 950mm, delivering ±0.003mm accuracy on core moving machines.

3. Precision grinding: Surface, internal and external circular, and centerless grinding with ±0.001mm accuracy on parts up to 300 × 300 × 180mm.

4. Wire EDM and EDM: Slow wire cutting and electric discharge machining for complex geometries in hardened materials at ±0.002mm precision.

5. Laser micromachining: For micro-hole diameters from 0.005 to 0.1mm with position accuracy of ±0.001mm.

Supporting Processes

Beyond primary machining, we integrate high-quality surface treatment and supporting processes from domestic industry resources, providing customers with complete end-to-end manufacturing solutions.

1. Heat treatment: Vacuum heat treatment for optimal material properties and dimensional stability.

2. Surface finishing: Anodizing, gold plating, rhodium plating, titanium plating, silver plating, and wear-resistant coatings.

3. Polishing: Ion polishing, electrolytic polishing, and fluid polishing for superior surface quality.

4. Other treatments: Sandblasting, blackening, passivation, ceramic plating, carburizing, and nitriding.

Precision Advantages

What sets our ultra high precision machining services for components apart is the extraordinary level of precision we consistently achieve. Our capabilities push the boundaries of conventional manufacturing, enabling components that were once considered impossible to produce.

Micro-Feature Capabilities

We excel in the production and processing of micro structures and miniature components that most manufacturers cannot handle.

1. Smallest structure size: 0.005mm — enabling features barely visible to the human eye.

2. Smallest part size: 0.08 × 0.08mm — complete components smaller than a grain of sand.

3. Smallest micro-diameter rod: 0.01mm — ultra-thin shafts for specialized applications.

4. Smallest micro-hole: 0.003mm — precision drilling at the microscopic level.

5. Highest part precision: 0.001mm — meeting the strictest requirements of high-end industries.

Workstation Accuracy

dimensional accuracy	L（X）	W（Y）	H（Z）	SH	SW
unit:±/mm	0.001	0.0005	0.0001	0.001	0.001
Geometric accuracy	flatness	parallelism	perpendicularity	roughness	symmetry
unit:±/mm	0.0003	0.001	0.001	Ra0.05	0.001
production capacity	1~999999 pcs	1~999999 pcs	1~999999 pcs	1~999999 pcs	1~999999 pcs
production cycle	3-20 days	3-20 days	3-20 days	3-20 days	3-20 days

Material Range

We process virtually every material available in the domestic market, from common metals to exotic engineering materials. Our material expertise ensures optimal processing strategies for each substrate, maximizing quality and minimizing waste.

Metallic Materials

Our metal processing capabilities cover a comprehensive range of alloys and specialty materials, each requiring specific machining approaches to achieve optimal results.

1. Medical-grade metals: Implant and interventional stainless steel for surgical instruments and implantable devices.

2. Tool and die steels: High-temperature steel, mold steel, and powder high-speed steel for tooling applications.

3. Structural alloys: Carbon structural steel, special stainless steel, aluminum alloy, and copper alloy.

4. High-performance metals: Titanium alloy, high-temperature alloy, molybdenum, and tungsten for extreme environments.

Non-Metallic Materials

We also specialize in machining challenging non-metallic materials that require specialized tooling and process control.

1. Brittle materials: Diamond, quartz stone, optical glass, ceramics, and tungsten steel.

2. Engineering plastics: PEEK, PEI, PAI, and UPE for medical and semiconductor applications.

Quality Assurance

Quality is the foundation of everything we do. Our comprehensive quality management system ensures that every component leaving our factory meets or exceeds customer specifications.

Quality Management Team

We employ 16 dedicated quality management professionals organized into specialized teams covering every stage of production.

1. QE (Quality Engineer): Developing quality plans and resolving technical quality issues.

2. IQC (Incoming Quality Control): Verifying raw material quality before production begins.

3. IPQC (In-Process Quality Control): Monitoring quality throughout the manufacturing process.

4. OQC (Outgoing Quality Control): Final inspection before shipment to customers.

Inspection Equipment

Our factory is equipped with over 320 units of testing and measurement equipment, ensuring comprehensive verification of every critical dimension and characteristic.

1. Coordinate measuring machines: Automatic three-coordinate measuring machines for complex 3D inspection.

2. Optical measurement: Image analyzers, projectors, and tool microscopes for visual inspection.

3. Surface and dimensional tools: Roughness testers, height gauges, micrometers, and ten-thousandth meters.

4. Microscopy: High-power microscopes and stereoscopic microscopes for micro-feature verification.

Industry Applications

Our ultra high precision machining services for components serve a diverse range of high-end industries where accuracy, reliability, and consistency are non-negotiable.

Medical Industry

We have provided precision components to medical device manufacturers domestically and internationally, supporting life-critical applications with our expertise.

1. Cardiovascular devices: Interventional ventricular assist system suction pumps and related components.

2. Surgical instruments: Glaucoma surgical tool cutting tools and vascular calcification block grinding heads.

3. Implantable devices: Artificial heart components and vascular stent parts.

4. Other medical parts: Gallbladder stone grinding heads and various surgical instrument components.

Semiconductor and Optical Industries

We serve semiconductor and optical customers with precision components that enable next-generation technologies.

1. Optical coating: Opto-bar machine coating-related parts and coating fixtures.

2. Semiconductor manufacturing: Vacuum fixtures and diamond silicon wafer grinding knives.

3. Precision supports: Elastic supports for sensitive optical and semiconductor equipment.

Other Sectors

We also serve scientific research, laboratories, industrial non-standard machinery, and equipment manufacturing customers, providing customized precision solutions across diverse applications.

FAQ

Q: What is the minimum order quantity you accept?

A: We support minimum order quantities of just 1 piece. Whether you need a single prototype component or mass production runs of 999,999+ pieces, we can accommodate your requirements with the same level of precision and quality.

Q: How quickly can I receive a quotation?

A: Under normal circumstances, we can provide a quotation within 0 to 2 days after receiving your drawings and specifications. Our engineering team reviews each project carefully to provide accurate and competitive pricing.

Q: What certifications does your company hold?

A: We have implemented and obtained ISO9001:2008 and ISO14001:2004 quality system standards certifications. We strictly abide by national laws and regulations as well as social conventions in all our operations.

Q: Can you design components according to our requirements?

A: Yes, we have mechanical design engineers on staff who can assist with part design and development. We can work from your concepts, sketches, or functional requirements to develop optimized component designs suitable for precision manufacturing.

Q: How are components packaged for shipment?

A: Logistics packaging follows customer-specified standards or our internal enterprise standards. Our outer packaging boxes can withstand 1 hour of water immersion and will not damage the parts when dropped freely from a height of 1 meter, ensuring safe delivery worldwide.

Q: What is your typical delivery time?

A: Production cycles range from 3 days to 180 days depending on the order situation, complexity, and quantity. Standard precision components typically ship within 3 to 20 days. We provide accurate timeline estimates with every quotation.

Why Choose Us

Our ultra high precision machining services for components encompass a full spectrum of manufacturing capabilities, from initial design consultation through final inspection and delivery, all managed under one roof to ensure consistent quality and accountability.

Sanluo Precision stands as your reliable partner for ultra high precision machining services for components that demand the utmost in accuracy and quality. With 18+ years of experience, ISO-certified processes, 130+ production machines, and a team of 230+ dedicated professionals, we deliver precision solutions that meet the most demanding industry requirements. Our commitment to quality, speed, service, and added value has earned us long-term partnerships with industry leaders like Huawei, BYD, Foxconn, and Mindray Medical. Whether you need a single prototype or high-volume production, we have the capabilities, expertise, and dedication to bring your most challenging component designs to life.