When you're racing to bring a product to market, every hour counts. That's where our industrial rapid prototype solutions bridge the gap between concept and reality. As an ISO 9001:2015 certified manufacturer , we've spent a decade perfecting the art of turning complex designs into functional prototypes within 72 hours – all while maintaining 99.7% material density in AlSi10Mg prints and surface roughness below Ra 10μm .
Why Engineers Trust Our 3D Printing Expertise
Walking through our 20,000 sq ft facility, you'll notice three things: the hum of German-engineered SLM machines running 24/7, the meticulous layer-by-layer quality checks at every build stage, and the coffee-stained design sketches pinned beside workstations – evidence of our collaborative approach.
Our secret sauce? The four-pillar quality ecosystem:
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Smart Parameter Optimization: Auto-calibrating fill patterns (triangular/linear/concentric) from 25% to 90% density based on functional requirements
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Material Science Lab: Real-time viscosity monitoring for aerospace-grade thermoplastics like PEEK
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Dimensional Validation: Laser-scanned accuracy to ±0.05mm tolerance
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Post-Processing Mastery: Micro-arc oxidation for titanium components requiring medical-grade surface finishes

Beyond Speed: The Unseen Value in Prototyping
Remember the medical device startup that hit a wall with traditional CNC? Their lattice-structured biopsy tool required 316L stainless steel with <50μm wall thickness. Our solution:
- Redesigned support structures using topology algorithms
- Implemented 90° rotating build platform to minimize stress
- Achieved 99.8% densification with CT-scan validation reports
The result? They cut development time by 6 weeks and secured FDA approval. This exemplifies our engineering partnership philosophy – we don't just print parts, we solve manufacturing bottlenecks.
Your Safety Net: Zero-Risk Prototyping Cycle
Worried about design flaws? Our 3-stage risk mitigation protocol covers you:
Plus, our rapid iteration guarantee: Unlimited design tweaks within quoted project scope – no hidden fees.
The Aftercare Advantage
Last month, a client's automotive sensor housing failed during extreme temperature testing. Our response:
- Emergency conference call in 47 minutes (not hours)
- Root cause analysis: Material shrinkage at -40°C
- Solution: Switched to carbon-fiber reinforced nylon with 30% higher CTE stability
- Delivered reprints before their testing lab reopened Monday
This 24/7 technical support backbone includes:
- Dedicated project portal with live build monitoring
- Video troubleshooting with senior engineers
- Spare part digital inventory for legacy prototypes
Ready to Accelerate Your Innovation?
Whether you need functional prototypes for investor pitches or end-use parts for harsh environments, upload your CAD file today and experience why companies like Siemens and Medtronic use us as their covert R&D arm.
→ Request free material sample kit:https://www.7-swords.com/contact
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CNC Turning, CNC Milling, Laser Cutting, Bending, Spining, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding |
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Aluminum: 2000 series, 6000 series, 7075, 5052, etc. |
Stainlesss steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc. |
Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc. |
Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper |
Titanium: Grade F1-F5 |
Plastic: Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc. |
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Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickl/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc. |
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±0.002 ~ ±0.005mm |
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Min Ra 0.1~3.2 |
Cutting-edge Precision for Your Manufacturing Needs.
Trust the Experts in CNC Machining!
Aluminum
Tolerance: +/- 0.01~+/-0.005mm
Material:2024, 5083, 6061, 6063, 7075, etc.
Surface treatment: Oxidation, electrophoresis,sandblasting, electroplating, chemical treatment, painting, hard anodizing, heat treatment, etc.
Stainless Steel/Steel/Titanium Alloy
Tolerance: +/- 0.01~+/-0.005mm
Material:
SUS303, SUS304, SS316, SS316L,17-4PH, etc.
1214L/1215/1045/4140/SCM440/40CrMo, etc.
TA1,TA2/GR2, TA4/GR5, TC4, TC16,TC18,TC21,TC22,TC26,TC118B etc.
Surfacetreatment: Electroplating, galvanizing, spraying, oxidation, polishing, spray grinding, passivation, heat treatment, pickling,shot peening,etc.
Brass/Copper
Tolerance: +/- 0.01~+/-0.005mm
Material: HPb63, HPb62, HPb61, HPb59, H59,H68, H80, H90, C11000, C12000, C22000, C26000, C28000, C36000 etc.
Surface treatment:Electroplating, tin plating, spraying, oxidation, polishing, spray grinding, heat treatment,pickling, shot peening,etc.
Plastic
Tolerance: +/- 0.01~+/-0.005mm
Material:Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc.
Surface treatment:Spraying,sandblasting, painting, pickling, alkali cleaning, anodizing, ion implantation, thermal transfer printing, engraving, etc.
CNC Machined Parts Surface Treatment.
(1) Physical surface treatment: sandblasting, wire drawing, shot blasting, polishing, rolling, polishing, brushing, spraying, painting, powder spraying, silk screen printing, pad printing, water transfer printing, electrophoresis, etc. (2) Chemical surface treatment: bluish blackening, phosphating, pickling, electroless plating, TD treatment, QPQ treatment, carburizing, nitriding, chemical oxidation, passivation, etc. (3) Electrochemical surface treatment: anodic oxidation, hard anodic oxidation, electrolytic polishing, electroplating, etc. (4) Modern surface treatment: chemical vapor deposition CVD, physical vapor deposition PVD, ion implantation, ion plating, laser surface treatment, etc.
20+Years CNC Machining
Supply Ability:300,000Pieces/Month
Machinery Axis:3,4,5,6
Tolerance:+/-0.01~+/-0.005mm
Certification:
ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,RoSH,CE etc.
We are engaged in precision mould, CNC turning parts, CNC milling parts. Our products are mainly used for industrial equipments and medical equipments. We can make products with material of stainless steel, steel alloy, copper, aluminum, PEEK, bronze alloy, nylon, derlin, PTFE etc. The surface treatment we can handle is anodize, black oxide, powder coating, high polishing and plating. In order to make sure the critical dimensions, we import our machines from USA and Japan. The minimum tolerance we can make is 0.005-0.01millimetre. Our engineers are quite experienced and can supply OEM service or can give some advices when you need. Our works are trained and follow ISO standard. Choose us PERFECT, we will exceed your expectation. So if anything we can help or any further information you need, please don't hesitate to contact us.
Welcome to a world where precision meets excellence, where our machining services have left a trail of satisfiedcustomers who couldnt help but sing our praises. We are proud to showcase the resounding positive feedback thatspeaks volumes about the exceptional quality. reliability. and craftsmanship that define our work.This is just a part ofbuver feedback, we have more positive feedback, you are welcome to learn more about us.
1. Are you a manufacturer or a trading company? We are a factory located in Shenzhen, China, with 20 years of rich experience,
covering 6000 square meters. Complete facilities, including 3D quality inspection equipment, ERP system and 40 machines. If necessary, we can provide you with material certificates, sample quality inspection and other reports.
2. How to get a quote?
Detailed drawings (PDF/STEP/IGS/DWG...), including quality, delivery date, materials, quality, quantity, surface treatment and other information.
3. Can I get a quotation without drawings?
Can your engineering team draw for my creativity? Of course, we are also glad to receive your samples, pictures or detailed size drafts for accurate quotation.
4. Can you provide samples before mass production?
Of course, the sample fee is necessary. If possible, it will be returned during mass production.
5. What is the delivery date?
Generally, the sample lasts for 1-2 weeks and the batch production lasts for 3-4 weeks.
6. How do you control quality?
(1) Material Inspection - Check material surfaces and approximate dimensions.
(2) First inspection of production - ensure
critical dimensions in mass production.
(3) Sampling inspection - check the quality before delivery to the warehouse.
(4) Preshipment inspection - 100% inspection by QC assistant before shipment.
7. After sales service team
If you have any problems after receiving the product, you can provide feedback through voice call, video conference, email, etc. within one month. Our team will provide you with solutions within a week.