Let's talk about something that might not sound exciting but affects everyone in healthcare: medical plastic parts. From the housing of a diagnostic device to a simple connector, these components need to be perfect. Not "good enough."
Why Polycarbonate (PC) is the Go-To for Medical Parts
Polycarbonate isn’t your average plastic. It’s the superhero of the plastic world when you need clarity, strength, and safety.
- Impact Resistance: PC is incredibly tough. It won’t crack or shatter, which is non-negotiable for devices that might get knocked around in a busy hospital.
- Clarity & Transparency: Need to see through a part? PC is naturally crystal clear, making it ideal for fluid reservoirs, sight windows, or transparent housings.
- Sterilization Compatibility: It can handle repeated cycles of harsh sterilization methods—autoclaving (steam), gamma radiation, and chemical disinfectants—without degrading.
- Biocompatibility: Medical-grade PC is formulated to be safe for prolonged contact with skin or bodily fluids, a must for any accessory used in patient care.
Injection Molding: The Only Choice for Mass Production
Forget 3D printing or CNC machining for high volumes. When you need thousands of identical parts, injection molding is the only way to go. Here’s why:
- Unbeatable Consistency: Every single part is identical. For medical devices, this repeatability is critical for performance and safety.
- Cost-Effective at Scale: The initial cost of a mold is an investment. But once it's made, the cost per part plummets. For large orders, it’s incredibly economical.
- Complex Geometry Made Simple: Molds can create incredibly complex shapes with undercuts, living hinges, and fine details in a single step.
- Superior Surface Finish: Injection molding produces parts with excellent, ready-to-use surface finishes, which is vital for easy cleaning and sterilization.
The "Custom Size" Advantage: Precision is Everything
In medical design, "close enough" isn't good enough. A misaligned connector or an imprecise plate can lead to device failure.
- Tight Tolerances: Modern injection molding can hold tolerances as tight as ±0.05mm. This precision ensures that your PC plate or accessory will fit and function flawlessly every time.
- Customization is Key: The beauty of injection molding is that the mold is made to your exact CAD design. Whether you need a micro-sized component for a surgical tool or a large, thin-walled plate for a device housing, it can be done.
The Bottom Line
Creating medical accessories isn't just about manufacturing; it's about ensuring reliability, safety, and precision. Using medical-grade PC and precision injection molding is the most reliable way to achieve that.
| | CNC Turning, CNC Milling, Laser Cutting, Bending, Spining, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding,3D Printing,Rapid Prototype,Moulds etc. |
| | 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. |
| | 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. |
| | ±0.002 ~ ±0.005mm |
| | Min Ra 0.1~3.2 |
| CERTIFICATE | ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,ROSH,CE etc. |
FAQ
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.
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