China Hot selling Electronic Plastic High-Temperature Resistant Connector Processing Waterproof Terminal Customized Injection Molded Parts with Best Sales

Product Description

Electronic plastic high temperature resistant connector injection molding processing Waterproof terminal Plastic Mould customized injection molded parts 

Main services 3D design, Prototypes, Mold design, Mold making, Mold testing, 
Low volume/ High volume plastic injection production
Design Software  UG, Pro E Solidwork, AutoCAD, Moldflow…
Core&Cavity Material P20,H718,S136,SKD61,2738,DC53,H13….
Mold base HASCO ,DME ,LKM,JLS standard
Mould Cavity Singe or multi-cavity
Mold strandard parts DME, HASCO, etc.
Runner Hot runner, Cold runner
Hot Runner Brand Yudo/ Mastip/ HASCO/ DME/ MOLD-MASTER…etc
Mold cold runner Side gate, Sub gate, Pinpoint Gate…
Mold surface EDM, texture, high gloss polishing
Hardness of the steel 20~60 HRC
plastic Injection Machine 10sets,110T,140T,160T, 200T,260T,320T
Plastic Material PP,Pa6,ABS,PE,PC,POM,PVC, PET,PS,TPE/TPR etc 
MOQ 1set for mold, plastic products as per your request
Mold Life 200000 shots 
Inspection As customers’ requirements
Delivery Air cargo, Sea shipping
Lead time 15-30days for mold, plastic products according to quantity

Table of contents–Start Your Project Today



Provide customization


In close cooperation with our customer engineers, we have designed and produced connectors and cable assemblies with extremely tight tolerances for many of the largest electronics companies and manufacturers in the world.

Regardless of whether you need a customized high precision mould, close tolerance mould  components or a complete manufacturing program, CZPT Mould has a solution for you!

Now let’s get in touch to discuss how we can help with your project!

Comprehensive QC


General Precision: 0.005mm Dimensional Precision: ±0.001mm
Grinding precision within 0.001mm Coordinate Precision: 0.001
EDM/Wire Cut Precision within 0.005mm Parallelism: ±0.002mm
EDM Angle clearance within R0.01 Straightness: ±0.002mm
Straightness: ±0.002mm Coaxiality: ±0.002mm
All Steel types available, special requests accommodated Roundness: 0.0015mm
7 Days Express Processing Service offered Surface Roughness: Ra0.571
MOQ 1 pcs Accepted Surface Roughness (EDM) : Ra0.04

Why choose us?

Main Partners


In close cooperation with our customer engineers, we have designed and produced connectors and cable assemblies with  extremely tight tolerances for many of the largest ,

electronics companies and manufacturers in the world.


Duration Estimation


We have a simple step-by-step ordering process that can quickly analyze your needs. This allows us to provide you with the estimated duration of the order.







Producing World-class Products to Thrill Your Customers

Creating a quality product requires a team of experts bringing unique skills and knowledge; collaborating with your team to guarantee success.


Q. Are you a trading company or manufacturer?

We are manufacturer Located in developing industrial city of HangZhou ZheJiang China.


Q: How can I get a sample?

A: Customer can get a sample by sending 2D/3D/PDF drawing.

  UPS, OCS, EXPRESS, DHL, FEDEX are available for shipment.


Q: What’s your lead time?

A: 7-15 days normally, depends on the quantity and complexity of the components.


Q: What information should I provide to get a quotation?

A: Material, quantity, dimension, tolerance; CAD drawing will be best if convenient.


Q: What about after-sale service?

A: Spare parts which are non-man-made damaged will be offered a replacement for free within 90 days after shipment, and you can contact us any time if need help.


Q: How about your quality control?

A: 1. Every processing technician mastered the inspection skills in order to check each dimension during machining;

     2. After the completion of processing, parts will be transferred to the QC department for full dimension inspection.

     3. Double-check before packing to make sure no defective products will be released.


Q: Do you have the surface finishing capability?

A: Yes, and divided into the following sections

1. Grain surface treatment — polishing, fire pattern, erosion, sandblasting

2. Electroplating treatment — -nickel plating, zinc plating, chrome plating, titanium plating, chrome plating, flash chrome plating.

3. Nanocoatings – TIN, TICN, DLC, TIAIN, Crain, CrN


Shipping Cost:

Estimated freight per unit.

To be negotiated
Warranty: Warranty Within The Life of The Mold
Shaping Mode: Injection Mould
Surface Finish Process: Polishing


Customized Request

Injection molded partt

What Is Injection Moulding?

Injection molding is a process of producing precision-molded parts by fusing raw plastics and guiding them into a mold. The main components of an injection mold are a hopper, barrel, and reciprocating screw. Before injection, the raw plastics are mixed with coloring pigments and reinforcing additives.

Characteristics of injection molded parts

Injection molding is the process of manufacturing plastic parts. It uses thermoplastic, thermoset, or elastomers to manufacture components. The range of materials is enormous and includes tens of thousands of different polymers. They are blended with other materials and alloys to produce a wide range of properties. Designers select the appropriate materials for the job based on the properties and functions desired in the finished part. During the mold design process, mold materials must be carefully chosen, as different materials require different molding parameters.
Injection molding requires precise tolerances of the temperature and strain levels. The maximum strain level is about 0.15 percent. It is possible to adjust these parameters to meet the requirements of an injection molding project. The resulting products can be easily checked for quality by measuring the strain and temperature of the mold inserts in real time.
Injection molding is known for its laminar flow of the polymer. However, there is still a possibility for side-to-side thermal variations in the part forming cavity. This is illustrated in FIG. 4. The part has high and low sheared areas; the higher sheared areas flow on the bottom side of the part, while the lower sheared areas flow on the top side.
Injection molding is used to make many different types of plastic parts, from small parts to entire body panels of a car. These parts can be made from a variety of different materials, such as polypropylene for toys and ABS for consumer electronics. They can also be made from metal, such as aluminum or steel.
The melting temperature of plastic parts must be appropriate for the project’s specifications. The mold should be large enough to produce the parts desired. This will minimize the impact of uneven shrinkage on the product’s dimensional accuracy. In addition to the temperature, a mold must be designed with the material’s properties in mind.

Tooling fabrication

Injection molded parttInjection molded parts are produced using molds. This process is a complex process that requires customization to ensure proper fit and function. The main component of a mold is the base, which holds the cavities, ejectors and cooling lines. The size and position of these components are crucial to the production of quality parts. Incorrectly sized vents can cause trapped air to enter the part during the molding process. This can lead to gas bubbles, burn marks, and poor part quality.
The material used for tooling fabrication is usually H-13 tool steel. This steel is suitable for injection molded parts as it has a low elongation value. The material used to fabricate tooling for injection molded parts typically has a high yield strength. The material used for injection moulding tooling is typically 420 stainless steel or H-13 tool steel. These materials are suitable for most injection molding processes and have comparable yield strength compared to wrought or MIM parts.
Another important part of tooling fabrication is the design of the mold. It is important to design the mold with a draft angle, as this will make ejection easier and reduce costs. A draft angle of 5o is recommended when designing a tall feature. Choosing a draft angle is essential to ensuring that the plastic part is free from air bubbles after injection molding.
Injection moulding tooling costs can account for as much as 15% of the cost of an injection moulded part. With innovation in mould materials and design, tooling fabrication can be more efficient and cost-effective.

Surface finishes on injection molded parts

Injection molded parttSurface finishes on injection molded parts can have a variety of effects on the part’s appearance and performance. Different materials lend themselves to different kinds of surface finishes, with some plastics better suited for smooth, glossy finishes than others. The type of surface finish is also affected by several factors, including the speed of injection and the melt temperature. Faster injection speeds help improve the quality of plastic finishes by decreasing the visibility of weld lines and improving the overall appearance of the parts.
For a smooth plastic surface finish, some companies require a high level of roughness on the part. Others may prefer a more rough look, but both options can have their benefits. The type of surface finish chosen will depend on the part’s purpose and intended application. For example, a glossy plastic finish may be preferred for a cosmetic part, while a rougher finish may be better suited for a mechanical part that must be tough and cost-effective.
Surface finishes on injection molded parts are often customized to match the application. For example, some parts require a rough surface finish because they require a greater amount of friction. These parts may require a sandblasting process to achieve the desired texture. Other processes can also be used to control plastic texture.
The type of surface finish depends on the materials used, as well as the design and shape of the part. The type of material used, additives, and temperature also have an impact on the surface finish. It is also important to consider surface finishes early in the design process.

Importance of a secondary operation to improve accuracy

While most injection molded parts do not require secondary operations, some components do require this type of processing. The surface finish of a component will determine how well it functions and what other secondary operations are necessary. Depending on the part’s function, a smooth or textured surface may be appropriate. Additionally, some parts may require surface preparation before applying adhesives, so an accurate surface finish can make all the difference. In order to achieve the desired finish, the injection molder should have experience molding different materials. He or she should also have the knowledge of how to simulate the flow of a mold. Also, experienced molders know how to mix materials to achieve the desired color, avoiding the need for secondary painting processes.
Injection molding is a complex process that requires precision and accuracy. The optimal temperature of the melted plastic must be chosen, as well as the mold itself. The mold must also be designed for the correct flow of plastic. In addition, it must be made of the best thermoplastic material for the part’s design. Finally, the correct time must be allowed for the part to be solid before it is ejected. Many of these issues can be overcome with specialized tooling that is customized to the part’s design.
Injection molding offers the opportunity to make complex parts at low cost. It also allows manufacturers to make parts with complicated geometries and multiple functions.
China Hot selling Electronic Plastic High-Temperature Resistant Connector Processing Waterproof Terminal Customized Injection Molded Parts   with Best Sales China Hot selling Electronic Plastic High-Temperature Resistant Connector Processing Waterproof Terminal Customized Injection Molded Parts   with Best Sales
editor by CX 2023-05-05