Product Description

Product Description

custom plastic injection molding abs PP Injection molded injection mould CHINAMFG manufacturer

Manufacturer HangZhou Precise
Processing CNC turning, CNC milling, Drilling, Grinding, Spinning, Wire-EDM Cutting, Stamping, Laser Cutting, Bending, Die Casting, Extrusion, Injection Molding
Materials Aluminum, Stainless steel, Steel, Brass, Bronze, Copper, Plastic etc
Surface Treatment Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickel/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc.
Tolerance ±0.002 ~ ±0.005mm
Equipment 3/4/5 Axis Center Machining
Our Service OEM & ODM

Detailed Photos

What does HangZhou Precise do?
After 15 years of hard work, HangZhou Precise Trading Co., Ltd is a professional manufacturer engaged in the research, development, production, sale and service of CNC machining service.

Following is our main service in CNC Machining Parts:
custom plastic injection molding abs PP Injection molded injection mould CHINAMFG manufacturer

Machining Aluminum Parts
Material: 2571, 5052,5083, 6061,6061-T6, 6063,6082, 7075, etc. 
Tolerance: +/- 0.01~0.005mm 
Surface treatment: oxidation, electrophoresis,sandblasting, electroplating, chemical treatment, painting, hard anodizing, heat treatment, etc.

Machining Stainless Steel /  Steel Parts
Material: SUS303,SUS304,SS316,SS316L,420,430,17-4PH,1214L/1215/4140/SCM440/40CrMo, etc. 
Tolerance: +/- 0.01~0.005mm 
Surface treatment: electroplating, galvanizing, spraying, oxidation, polishing, spray grinding, passivation, heat treatment, pickling,shot peening,etc.

Machining Brass / Copper / Bronze Parts
Material: HPb63, HPb62, HPb61, HPb59, H59,H62,H63,H65,H68, H70,H80, H90, C110, C120, C220, C260, C280, C360 etc.
Tolerance: +/- 0.01~0.005mm 
Surface treatment: electroplating, tin plating, spraying, oxidation, polishing, spray grinding, heat treatment,pickling, shot peening,etc.

Machining Plastic Parts
Material: Acetal/POM/PA/Nylon/PC/PMMA/PP/PVC/PU/HDPE/PVDF/Acrylic/ABS/PTFE/PEEK etc.
Tolerance: +/- 0.01~0.005mm 
Surface treatment: spraying,sandblasting, painting, pickling, alkali cleaning, anodizing, ion implantation, thermal transfer printing, engraving, etc.

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Company Profile

HangZhou Precise Trading Co., Ltd, located in HangZhou City, ZheJiang Province.

After 15 years of hard work, Precise has developed into a professional manufacturer engaged in the research, development, production, sale and service of CNC machining, sheet metal fabrication, die casting, custom gear machining.
 
Providing all kinds of smart machines OEM and ODM customization from design drawing, to sample to mass production, as well as program development, docking, appearance design, sheet metal fabrication, assembly, testing with one-stop service, products exported to more than 30 countries and regions.

CNC Machining Servcie
We provide CNC machining services of any complexity for the production of both serial parts and prototypes. Get an instant quote!
Machinery axis: 3, 4, 5

CNC Milling Service
Employs rotating multi-point cutting tools. Workpiece fed in the same direction as cutting tool rotation. Removes material from the workpiece. Produces a broader range of shapes.

CNC Turning Service
Employs single-point cutting tools. Rotates workpiece. Cutting tool fed along the surface of the workpiece. Removes material from the workpiece. Produces round or cylindrical parts.

Get Your CNC Parts Service

Packaging & Shipping

FAQ

Q1: How can I get cnc spare parts sample?
1. Sample is available if we have in stock, you just need to pay the shipping freight.
2. The sample of your own design needs to pay for the mold set up charge. Samples production takes 7-15 working days after set up
charge received & size drawing approval.

Q2: How to pay for the order?
There are 5 options to pay the order: Bank Transfer; Western Union; Paypal; Payoneer, Alibaba Trade Assurance. Kindly choose the
most suitable way for you to arrange it.

Q3: What is the shipping method?
Most of the goods were sent out by international airway express company like DHL, UPS, FedEx, TNT. Usually takes around 7-10
working days (door to door service). We also can arrange shipment via seaway.

Q4: Can you give me help if my products are very urgent?
Yes, We can work overtime and add a few machines to produce these products if you need it urgently.

Q5: I want to keep our design in secret, can we CHINAMFG NDA?
Sure, we will not display any customers’ design or show to other people, we can CHINAMFG NDA.

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After-sales Service: Accepted
Warranty: 10 Years
Condition: New
Certification: ISO9001
Standard: ASTM, GB, JIS, ANSI
Customized: Customized
Samples:
US$ 99/Piece
1 Piece(Min.Order)

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Customization:
Available

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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 describe the various post-molding processes, such as assembly or secondary operations, for injection molded parts?

Post-molding processes play a crucial role in the production of injection molded parts. These processes include assembly and secondary operations that are performed after the initial molding stage. Here’s a detailed explanation of the various post-molding processes for injection molded parts:

1. Assembly:

Assembly involves joining multiple injection molded parts together to create a finished product or sub-assembly. The assembly process can include various techniques such as mechanical fastening (screws, clips, or snaps), adhesive bonding, ultrasonic welding, heat staking, or solvent welding. Assembly ensures that the individual molded parts are securely combined to achieve the desired functionality and structural integrity of the final product.

2. Surface Finishing:

Surface finishing processes are performed to enhance the appearance, texture, and functionality of injection molded parts. Common surface finishing techniques include painting, printing (such as pad printing or screen printing), hot stamping, laser etching, or applying specialized coatings. These processes can add decorative features, branding elements, or improve the surface properties of the parts, such as scratch resistance or UV protection.

3. Machining or Trimming:

In some cases, injection molded parts may require additional machining or trimming to achieve the desired final dimensions or remove excess material. This can involve processes such as CNC milling, drilling, reaming, or turning. Machining or trimming is often necessary when tight tolerances, specific geometries, or critical functional features cannot be achieved solely through the injection molding process.

4. Welding or Joining:

Welding or joining processes are used to fuse or bond injection molded parts together. Common welding techniques for plastic parts include ultrasonic welding, hot plate welding, vibration welding, or laser welding. These processes create strong and reliable joints between the molded parts, ensuring structural integrity and functionality in the final product.

5. Insertion of Inserts:

Insertion involves placing metal or plastic inserts into the mold cavity before the injection molding process. These inserts can provide additional strength, reinforce threaded connections, or serve as mounting points for other components. Inserts can be placed manually or using automated equipment, and they become permanently embedded in the molded parts during the molding process.

6. Overmolding or Two-Shot Molding:

Overmolding or two-shot molding processes allow for the creation of injection molded parts with multiple layers or materials. In overmolding, a second material is molded over a pre-existing substrate, providing enhanced functionality, aesthetics, or grip. Two-shot molding involves injecting two different materials into different sections of the mold to create a single part with multiple colors or materials. These processes enable the integration of multiple materials or components into a single injection molded part.

7. Deflashing or Deburring:

Deflashing or deburring processes involve removing excess flash or burrs that may be present on the molded parts after the injection molding process. Flash refers to the excess material that extends beyond the parting line of the mold, while burrs are small protrusions or rough edges caused by the mold features. Deflashing or deburring ensures that the molded parts have smooth edges and surfaces, improving their appearance, functionality, and safety.

8. Inspection and Quality Control:

Inspection and quality control processes are performed to ensure that the injection molded parts meet the required specifications and quality standards. This can involve visual inspection, dimensional measurement, functional testing, or other specialized testing methods. Inspection and quality control processes help identify any defects, inconsistencies, or deviations that may require rework or rejection of the parts, ensuring that only high-quality parts are used in the final product or assembly.

9. Packaging and Labeling:

Once the post-molding processes are complete, the injection molded parts are typically packaged and labeled for storage, transportation, or distribution. Packaging can include individual part packaging, bulk packaging, or custom packaging based on specific requirements. Labeling may involve adding product identification, barcodes, or instructions for proper handling or usage.

These post-molding processes are vital in achieving the desired functionality, appearance, and quality of injection molded parts. They enable the integration of multiple components, surface finishing, dimensional accuracy, and assembly of the final products or sub-assemblies.

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 factory Custom Plastic Injection Molding ABS PS PP Injection Molded Injection Mould CHINAMFG Manufacturer  China factory Custom Plastic Injection Molding ABS PS PP Injection Molded Injection Mould CHINAMFG Manufacturer
editor by CX 2024-02-13