China Custom High Quality OEM Drawing Customized Precision Molded Plastic Injection Parts

Product Description

Product Description

Manufacturing Capablities

Types of Injection Molding Used for Medical Prototypes

Injection molding comes in many forms and each type is utilized based on the desired application for the medical device. Hochuen provides all these injection molding processes based on what application would be ideal for the medical device.

Hochuen has experience injection molding with the following materials: Medical grade PC, PMMA, COC, COP, PS, PP, TPE/TPU, LSR, ABS, etc. Each project however has different requirements and we will work with you to determine what works best for your project.

Injection Molding Type:

Ordinary Injection Molding
Double Color Injection Molding
Over Molding
Insert Molding
LSR
Our competence:
Hochuen Medical has a large machine shop equipped with high-speed and high-precision CNC machines to make injection molds and fixtures in house. Our turn-around time of prototype molds is 1~2 weeks and production molds is 4-6 weeks depending on the design complexity.

Injection Molding Applications for Medical Device
Injection-molded parts for medical devices can be used in many different applications, including:

Point-of-care Testing IVD devices
Microfludic Cartridge Devices
Off-Shelf Disposables( Vials, Transfer Pipettes, etc.)
Medical Wearables
Testing Kits

Injection Molding Type Description Description Product precision
Ordinary injection molding All electric injection molding machine,and some high speed machine Normal: 0.01~0.03mm
High Speed: 0.003~0.005mm
Double-color injection molding Finished part injected by 1 time, including hard and soft
material
0.02~0.05mm
Over molding First hard or soft material and then soft or hard one, twice
shots
0.02~0.05mm
Insert molding Hardware inserting 0.02~0.05mm
LSR Liquid silicone rubber injection molding 0.05~0.1mm

Injection Molding Workshop

 

Company Name Hochuen Medical Technology Co., Ltd.
Business Type Manufacturer/OEM Factory
Manufacture Capabilities Injection molding, microfluidic devices, adhesive, die cutting, lamination, LSR, bonding (including laser welding, ultrasonic welding, heat staking, etc.), dry reagent handling, reagent blister packing, wet lab process, PCR QC test, CNC precision machining, laser machining, rapid prototyping, label printing, softgood manufacturing, sterilization/packaging,etc.
Plastic Materials ABS, PC, PP, PS, POM, PMMA, PE, PA, HIPS, TPU, PE, BOPP, EPDM, Liquid Silicone Rubber (LSR), etc.
Mould Precision +/-0.01mm
Mould Life 500,000 Times Shots
Mould Cavity Single cavity or multi cavity
Runner System Hot runner and cold runner
CNC/Injection Molding Machines We have Makino, Fanuc, Sodick, CHINAMFG injection molding machines from 50 tons to 450 tons for prototyping and large volume production.
Advanced Testing Equipment Prismo 3D equipment for inspection, 2D testers and other
Colors Available Black, white, clear, red, blue, or according to customer’s requirements.
File Format Solidworks, DWG, PDF, AI, STP/STEP, etc.
Quality Management ISO9001, ISO14001, ISO13485(ALL THE MEDICAL PRODUCTS MEET F.D.A STHangZhouRDS), ISO45001
Other services offered Printing, die cutting, CNC machining, assemblying and packaging, etc.
Payment Method T/T or online transactions(by trade assurance) for option
Products Applications Medical instrument parts and medical disposables, consumer electronics, sports, beauty and personal care products, baby’s products, biosensors for DNA analysis or chemical research, Medical foams/tapes or thermal insulation pad for other biometrics,small parts for automobile, aviation and aerospace equipments, etc.
Prototyping Drawings and quantities will be needed for a detailed quotation. Free Sample will be offered for approval after PO for molding is confirmed.

1.Work with world-class customers and suppliers;
2.Rapid ramp up capability to mass production;
3.Superior quality and cost benefits;
4.Superior engineering development service;
5.Stringent IP protection for clients;
6.Comprehensive in-house manufacturing and engineering capabilities;
7.Fast response and rapid turn-around;
8.Hochuen has been producing detection cartridges for a dozen of
clients during pandemic.

 

Company Profile

• Specialized in microfluidics, die cutting, laser cutting, screen printing, LSR, plastic
injection molding, bonding (laser & ultrasonic welding), blister packing, dry reagent
handling, assembly, soft goods/wearable manufacturing, and packaging;
• Class 10-100K clean rooms and GMP facilities;
• Offices in Los Angeles (USA) and Singapore;
• Manufacturing sites in Malaysia and China.
 

 

 

Certifications

Our Global Business Partners

FAQ

1.How do you cut the parts?
We have laser cutting, die cutting, CNC machining and stamping.

2.What Certificate do you have?
We have certified with ISO 14001, ISO 45001, ISO 13485, and FDA registered.

3.What kind of injection molding you do?
Normally we have ordinary injection molding, double color injection molding, LSR, overmolding, insert molding, etc.

4.What tons of injection molding machine do you have?
From 50 tons to 450 tons, we mainly focus on consumable medical device, LSR (liquid silicone rubber) also available, and we do mold in house.

5.How do you assemble the parts?
Typically we have PSA bonding, laser welding, ultrosonic welding, diffusion bonding, etc.

6.Are you available only prototyping or from prototyping to manufacturing?
We are an OEM manufacturer, and provide 1 stop service from prototyping to mass production.
All of our products are customized.

Warranty: Customized
Shaping Mode: Injection Mould
Surface Finish Process: Diffusion Bonding
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

What factors influence the design and tooling of injection molded parts for specific applications?

Several factors play a crucial role in influencing the design and tooling of injection molded parts for specific applications. The following are key factors that need to be considered:

1. Functionality and Performance Requirements:

The intended functionality and performance requirements of the part heavily influence its design and tooling. Factors such as strength, durability, dimensional accuracy, chemical resistance, and temperature resistance are essential considerations. The part’s design must be optimized to meet these requirements while ensuring proper functionality and performance in its intended application.

2. Material Selection:

The choice of material for injection molding depends on the specific application and its requirements. Different materials have varying properties, such as strength, flexibility, heat resistance, chemical resistance, and electrical conductivity. The material selection influences the design and tooling considerations, as the part’s geometry and structure must be compatible with the selected material’s properties.

3. Part Complexity and Geometry:

The complexity and geometry of the part significantly impact its design and tooling. Complex parts with intricate features, undercuts, thin walls, or varying thicknesses may require specialized tooling and mold designs. The part’s geometry must be carefully considered to ensure proper mold filling, cooling, ejection, and dimensional stability during the injection molding process.

4. Manufacturing Cost and Efficiency:

The design and tooling of injection molded parts are also influenced by manufacturing cost and efficiency considerations. Design features that reduce material usage, minimize cycle time, and optimize the use of the injection molding machine can help lower production costs. Efficient tooling designs, such as multi-cavity molds or family molds, can increase productivity and reduce per-part costs.

5. Moldability and Mold Design:

The moldability of the part, including factors like draft angles, wall thickness, and gate location, affects the mold design. The part should be designed to facilitate proper flow of molten plastic during injection, ensure uniform cooling, and allow for easy part ejection. The tooling design, such as the number of cavities, gate design, and cooling system, is influenced by the part’s moldability requirements.

6. Regulatory and Industry Standards:

Specific applications, especially in industries like automotive, aerospace, and medical, may have regulatory and industry standards that influence the design and tooling considerations. Compliance with these standards regarding materials, dimensions, safety, and performance requirements is essential and may impact the design choices and tooling specifications.

7. Assembly and Integration:

If the injection molded part needs to be assembled or integrated with other components or systems, the design and tooling must consider the assembly process and requirements. Features such as snap fits, interlocking mechanisms, or specific mating surfacescan be incorporated into the part’s design to facilitate efficient assembly and integration.

8. Aesthetics and Branding:

In consumer products and certain industries, the aesthetic appearance and branding of the part may be crucial. Design considerations such as surface finish, texture, color, and the inclusion of logos or branding elements may be important factors that influence the design and tooling decisions.

Overall, the design and tooling of injection molded parts for specific applications are influenced by a combination of functional requirements, material considerations, part complexity, manufacturing cost and efficiency, moldability, regulatory standards, assembly requirements, and aesthetic factors. It is essential to carefully consider these factors to achieve optimal part design and successful injection molding production.

Can you provide guidance on the selection of injection molded materials based on application requirements?

Yes, I can provide guidance on the selection of injection molded materials based on application requirements. The choice of material for injection molding plays a critical role in determining the performance, durability, and functionality of the molded parts. Here’s a detailed explanation of the factors to consider and the guidance for selecting the appropriate material:

1. Mechanical Properties:

Consider the mechanical properties required for the application, such as strength, stiffness, impact resistance, and wear resistance. Different materials have varying mechanical characteristics, and selecting a material with suitable properties is crucial. For example, engineering thermoplastics like ABS, PC, or nylon offer high strength and impact resistance, while materials like PEEK or ULTEM provide exceptional mechanical performance at elevated temperatures.

2. Chemical Resistance:

If the part will be exposed to chemicals, consider the chemical resistance of the material. Some materials, like PVC or PTFE, exhibit excellent resistance to a wide range of chemicals, while others may be susceptible to degradation or swelling. Ensure that the selected material can withstand the specific chemicals it will encounter in the application environment.

3. Thermal Properties:

Evaluate the operating temperature range of the application and choose a material with suitable thermal properties. Materials like PPS, PEEK, or LCP offer excellent heat resistance, while others may have limited temperature capabilities. Consider factors such as the maximum temperature, thermal stability, coefficient of thermal expansion, and heat transfer requirements of the part.

4. Electrical Properties:

For electrical or electronic applications, consider the electrical properties of the material. Materials like PBT or PPS offer good electrical insulation properties, while others may have conductive or dissipative characteristics. Determine the required dielectric strength, electrical conductivity, surface resistivity, and other relevant electrical properties for the application.

5. Environmental Conditions:

Assess the environmental conditions the part will be exposed to, such as humidity, UV exposure, outdoor weathering, or extreme temperatures. Some materials, like ASA or HDPE, have excellent weatherability and UV resistance, while others may degrade or become brittle under harsh conditions. Choose a material that can withstand the specific environmental factors to ensure long-term performance and durability.

6. Regulatory Compliance:

Consider any regulatory requirements or industry standards that the material must meet. Certain applications, such as those in the medical or food industries, may require materials that are FDA-approved or comply with specific certifications. Ensure that the selected material meets the necessary regulatory and safety standards for the intended application.

7. Cost Considerations:

Evaluate the cost implications associated with the material selection. Different materials have varying costs, and the material choice should align with the project budget. Consider not only the material cost per unit but also factors like tooling expenses, production efficiency, and the overall lifecycle cost of the part.

8. Material Availability and Processing:

Check the availability of the material and consider its processability in injection molding. Ensure that the material is readily available from suppliers and suitable for the specific injection molding process parameters, such as melt flow rate, moldability, and compatibility with the chosen molding equipment.

9. Material Testing and Validation:

Perform material testing and validation to ensure that the selected material meets the required specifications and performance criteria. Conduct mechanical, thermal, chemical, and electrical tests to verify the material’s properties and behavior under application-specific conditions.

Consider consulting with material suppliers, engineers, or experts in injection molding to get further guidance and recommendations based on the specific application requirements. They can provide valuable insights into material selection based on their expertise and knowledge of industry standards and best practices.

By carefully considering these factors and guidance, you can select the most appropriate material for injection molding that meets the specific application requirements, ensuring optimal performance, durability, and functionality of the molded parts.

Are there different types of injection molded parts, such as automotive components or medical devices?

Yes, there are various types of injection molded parts that are specifically designed for different industries and applications. Injection molding is a versatile manufacturing process capable of producing complex and precise parts with high efficiency and repeatability. Here are some examples of different types of injection molded parts:

1. Automotive Components:

Injection molding plays a critical role in the automotive industry, where it is used to manufacture a wide range of components. Some common injection molded automotive parts include:

  • Interior components: Dashboard panels, door handles, trim pieces, instrument clusters, and center consoles.
  • Exterior components: Bumpers, grilles, body panels, mirror housings, and wheel covers.
  • Under-the-hood components: Engine covers, air intake manifolds, cooling system parts, and battery housings.
  • Electrical components: Connectors, switches, sensor housings, and wiring harnesses.
  • Seating components: Seat frames, headrests, armrests, and seatbelt components.

2. Medical Devices:

The medical industry relies on injection molding for the production of a wide range of medical devices and components. These parts often require high precision, biocompatibility, and sterilizability. Examples of injection molded medical devices include:

  • Syringes and injection pens
  • Implantable devices: Catheters, pacemaker components, orthopedic implants, and surgical instruments.
  • Diagnostic equipment: Test tubes, specimen containers, and laboratory consumables.
  • Disposable medical products: IV components, respiratory masks, blood collection tubes, and wound care products.

3. Consumer Products:

Injection molding is widely used in the production of consumer products due to its ability to mass-produce parts with high efficiency. Examples of injection molded consumer products include:

  • Household appliances: Television and audio equipment components, refrigerator parts, and vacuum cleaner components.
  • Electronics: Mobile phone cases, computer keyboard and mouse, camera components, and power adapters.
  • Toys and games: Action figures, building blocks, puzzles, and board game components.
  • Personal care products: Toothbrushes, razor handles, cosmetic containers, and hairdryer components.
  • Home improvement products: Light switch covers, door handles, power tool housings, and storage containers.

4. Packaging:

Injection molding is widely used in the packaging industry to produce a wide variety of plastic containers, caps, closures, and packaging components. Some examples include:

  • Bottles and containers for food, beverages, personal care products, and household chemicals.
  • Caps and closures for bottles and jars.
  • Thin-walled packaging for food products such as trays, cups, and lids.
  • Blister packs and clamshell packaging for retail products.
  • Packaging inserts and protective foam components.

5. Electronics and Electrical Components:

Injection molding is widely used in the electronics industry for the production of various components and enclosures. Examples include:

  • Connectors and housings for electrical and electronic devices.
  • Switches, buttons, and control panels.
  • PCB (Printed Circuit Board) components and enclosures.
  • LED (Light-Emitting Diode) components and light fixtures.
  • Power adapters and chargers.

These are just a few examples of the different types of injection molded parts. The versatility of injection molding allows for the production of parts in various industries, ranging from automotive and medical to consumer products, packaging, electronics, and more. The specific design requirements and performance characteristics of each part determine the choice of materials, tooling, and manufacturing processes for injection molding.

China Custom High Quality OEM Drawing Customized Precision Molded Plastic Injection Parts  China Custom High Quality OEM Drawing Customized Precision Molded Plastic Injection Parts
editor by CX 2023-11-23