Quality injection molding provider

As a trusted quality injection molding provider, we specialize in delivering precision custom plastic components and value-added assembly services to clients across automotive, electronics, medical devices, industrial machinery, and consumer goods sectors. Unlike finished product traders, we focus exclusively on high-quality injection molding—prioritizing consistent performance, dimensional accuracy, and reliability in every plastic part we produce. Our core strength lies in merging advanced molding technology with rigorous quality control to tailor solutions for your unique needs: from micro-precision electronic components to heavy-duty industrial parts—ensuring every product meets ISO 9001, IATF 16949, and FDA (for medical) quality standards.

Custom Plastic Components: Quality-Driven Structural Design & Material Selection

As a quality injection molding provider, our custom solutions are anchored in precision structural design optimized for quality and performance. Our engineering team collaborates closely with you to design components that balance functionality, manufacturability, and long-term durability: For high-precision electronic parts (e.g., connector housings, sensor components), we implement tight-tolerance structures (±0.005mm) with uniform wall thickness (to avoid warpage) and precision mounting features; For heavy-duty industrial components (e.g., gears, brackets), we integrate rib reinforcement, thickened load-bearing areas, and stress-relief designs to enhance structural integrity; For medical devices (e.g., surgical tool components, diagnostic equipment parts), we create crevice-free, sterilizable structures that comply with biocompatibility requirements; For automotive components (e.g., under-hood parts, interior trim), we design heat-resistant and vibration-dampening structures to withstand harsh operating environments. Key quality-focused custom structural features include: consistent wall thickness (±0.1mm), optimized gate locations (to minimize defects), precision threading (for secure assembly), and integrated quality control markers (for traceability). Every design undergoes FEA simulation and prototype validation to ensure quality and performance before mass production.

Quality starts with material integrity, and as a reputable injection molding provider, we offer premium material selection and validation tailored to your application’s demands. We source only certified raw materials from trusted global suppliers, with full material traceability (batch numbers, certificates of analysis) for every order. Our material expertise covers a wide range of high-performance plastics: For general-purpose consumer/electronic parts: Food-grade or industrial-grade ABS, PP, and PC (selected for consistent melt flow and surface finish); For high-wear industrial components: Glass-fiber reinforced nylon (PA66+GF 20–40%) and POM (Acetal) with proven wear resistance; For high-temperature automotive/industrial parts: Heat-stabilized PPS, PEI, and LCP (Liquid Crystal Polymer) that withstand 120–260°C; For medical applications: FDA-approved PP, PEEK, and TPE (biocompatible, sterilizable); For chemical-resistant parts: PVDF and PTFE-lined plastics (resistant to acids, solvents, and harsh cleaning agents). All materials undergo pre-production testing (melt flow rate, density, tensile strength) to ensure they meet our strict quality criteria.

Premium Plastic Materials & Their Quality-Centric Applications

As a quality injection molding provider, we leverage materials that deliver consistent performance and reliability. Below are our proven material solutions, each selected for their quality attributes and application suitability:

- ABS (High-Grade Acrylonitrile Butadiene Styrene): Ideal for quality-critical consumer electronics (e.g., smartphone casings, laptop components) and automotive interior parts. Offers consistent impact resistance (15–20kJ/m²), excellent surface finish (suitable for painting/printing), and low defect rates. Sourced from certified suppliers with tight material property tolerances, ensuring uniform molding results across batches.

- PA66+GF (Glass Fiber Reinforced Nylon 66): For high-quality industrial and automotive components (e.g., gear hubs, suspension brackets). Glass fiber reinforcement (20–40%) provides consistent tensile strength (60–80MPa) and fatigue resistance. We use graded glass fibers for uniform dispersion, avoiding material inconsistencies that compromise quality. Suitable for high-load applications requiring long-term reliability.

- POM (Acetal Copolymer): A quality staple for precision mechanical components (e.g., bearings, sliding parts). Offers low friction coefficient (0.15), consistent wear resistance, and dimensional stability (shrinkage rate ≤1%). We select high-purity POM to avoid impurities that cause premature failure, making it ideal for parts requiring smooth operation and long service life.

- PEEK (Polyether Ether Ketone): For premium medical and high-temperature industrial parts (e.g., implantable components, aerospace parts). Biocompatible, heat-resistant (up to 260°C), and chemical-resistant. As a quality provider, we use medical-grade PEEK with full traceability, complying with ISO 13485 standards for medical applications.

- LCP (Liquid Crystal Polymer): For micro-precision electronic components (e.g., micro-connector pins, sensor parts). Offers exceptional dimensional stability (tolerance ±0.003mm), high heat resistance (up to 260°C), and compatibility with small-scale molding. We leverage LCP’s unique properties to produce high-quality, miniaturized parts for advanced electronics.

Quality Injection Molding Process: Features & Advantages

Our reputation as a quality injection molding provider is built on advanced, controlled molding processes and rigorous quality assurance. Key process features include: High-precision molding equipment—CNC-controlled injection molding machines (20–500 tons clamping force) with real-time process monitoring (melt temperature, pressure, cooling time) to ensure consistent parameter control;Premium mold engineering—hardened steel molds (HRC 50–55) with CNC-machined cavities (tolerance ±0.005mm), designed for long service life (100k+ shots) and minimal wear (to maintain part quality); Strict process validation—PPAP (Production Part Approval Process) for automotive clients, with process capability studies (Cpk ≥ 1.33) to ensure consistent quality; In-line quality control—100% dimensional inspection via 3D optical scanners, visual defect checks (using automated vision systems), and functional testing (pull-out force, pressure resistance, wear testing) for critical parts. We also implement batch traceability, allowing full tracking of every part from raw material to delivery.

The advantages of choosing us as your quality injection molding provider include:Consistent quality—defect rate ≤0.1% (well below industry average), ensuring reliable supply and reducing rework costs; Tight tolerance control—ability to produce parts with tolerances as low as ±0.003mm, meeting high-precision application needs; Regulatory compliance—compliance with ISO 9001, IATF 16949, and FDA standards, suitable for regulated industries (automotive, medical); Long-term reliability—parts engineered for durability, reducing maintenance and replacement costs; Transparent quality reporting—detailed quality inspection reports provided with every order, ensuring full accountability.

Value-Added Assembly: Quality-Assured Sub-Assemblies

To complement our injection molding services, we offerquality-focused custom assembly solutions—integrating our precision plastic components into ready-to-install sub-assemblies. As a quality injection molding provider, our assembly process maintains the same rigorous standards: We use specialized fixtures to ensure precise component alignment, implement torque-controlled fastening (for consistent assembly), and conduct final functional testing (e.g., conductivity testing for electronics, pressure testing for fluid components). Examples include: assembling plastic connectors with wiring harnesses (for automotive/electronics), integrating medical components into sterile sub-assemblies (ISO 7 cleanroom), and kitting industrial parts with fasteners and hardware. This turnkey service streamlines your supply chain while ensuring assembly quality matches the high standard of our molded parts.

As your trusted quality injection molding provider, we don’t just produce plastic parts—we deliver reliable, consistent solutions that enhance your end-product quality. Whether you need high-precision electronic components, regulatory-compliant medical parts, or durable industrial components, our focus on quality, customization, and service ensures success. Contact us today to discuss your project and experience the difference of working with a specialized, quality-driven injection molding partner.

We are plastic mold maker and can provide custom mold service, we can make injection molds, blow molds, rotational molds and die-casting molds.

For custom injection molds, we can provide professional custom injection molding services. Usually Plastic injection mold manufacturing Molding are manufactured using injection molding technology. The mold materials for injection molds can be chosen from P20, 718, S136, H13 and so on. The mold material reflects the mold life and product material requirements.

For parts that require blow molding production, we can also provide professional custom blow molding services.

Plastic injection mold manufacturing Injection Mould making

1.We communicate product design according to samples/drawings and your requirements.

2.After the product design is confirmed, we carry out the mold design, we provide all kinds of injection molds, blow molds, silicone molds, die-casting molds services.

3.Material procurement, steel cutting and mold basic tools.

4.Mold assembly

5.Mold inspection, tracking and controlling mold processing.

6. We will inform you the date of mold trial and send you the sample inspection report and injection parameters together with the sample.

7.Your instruction and confirmation of shipment.

8.Prepare the mold before packing.

Plastic injection mold manufacturing molding Specification

1. Professional manufacturer, design, production injection mould and stamping mould quality control

2. rich export experience plastic injection mould and stamping mould

3. Reasonable price of design mould

4. Cavities: single or as per your requirements cavity

5. Treatment: S45C Pretreat>25Hrc,And Nitriding

6. Mould Steel: Cavity ,Core and slide: P20 ,2738,2136 available Moldbase :LKM available

7. Standard:DEM ,HUSKY,available

8. Hot runner: according to your demand

9. Life time: >300 Thousand Times

10. Package: Plywood case, anti-rust paint

Mold design：

Information you need to provide us

1. If you have drawings, 2D drawings, 3D drawings (preferably in STEP format).

2. If there are no drawings, you need to provide specific length, width, height and weight information. (It’s best to send us samples)

3. Should the mold be sent to your country, or leave the mold in our factory and we will help you produce the product.

4. Mold material requirements, cavity number requirements (you can tell us about the size of your injection molding machine)

5. Product material requirements and product quantity. (You can tell us about the use of the product and we can give you suggestions)

Transaction process:

Mold testing：

Once the mold is complete, I do a mold test. It usually takes about 3-5 days to complete. We need to assemble the mold, adjust the pressure data of the machine, and try production. We need to check whether there are problems during the normal production of the mold and make modifications.

Product packaging

Packaging according to your needs

1.By air ,it takes 3-7 days for delivery .The goods can be shipped by DHL ,Fedex ,UPS .

2.By sea ,the delivery time is based on your port .

To South East Asian Countries takes about 5-12 days

To Middle east countries takes about 18-25 days

To European countries takes about 20-28 days

To American countries takes about 28-35 days

To Australia takes about 10-15 days

To African countries takes about 30-35 days.

Factory

Video-1: (Factory Video)

Video-2: (Injection Molding)

Video-3: (Blow molding)

Video-4: (Blow molding)

Video-5: (Roll molding)

Customer satisfaction is our most important goal. We focus on communication and cooperation with our customers, always pay attention to their needs and provide quick response and quality customer service. Our injection production mold factory is committed to establishing long-term relationships and ensuring that our customers receive the best after-sales service during the purchase and use of our products, and we will definitely do our best to solve any problems for our customers.

FAQ

1. Who are we?

We are based in Zhejiang, China, start from 2014,sell to North America(30.00%),Southern Europe(10.00%),Northern.

Europe(10.00%),Central America(10.00%),Western Europe(10.00%),Mid East(10.00%),Eastern Europe(10.00%),South America(10.00%). There are total about 51-100 people in our office.

2. How can we guarantee quality?

Always a pre-production sample before mass production;

Always final Inspection before shipment.

3. What can you buy from us?

Mould,Plastic Product, Metal Product,Dental Product,CNC machining.

4. Why should you buy from us not from other suppliers?

Ningbo P&M Plastic Metal Product Co., Ltd. We main do all kinds of 3d design, 3d printing and plastic metal molds tooling and products. We have our own engineer and factory. One-stop supply:3d design - 3d printing - mold making - plastic injection.

5. What services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU;

Accepted Payment Currency:USD,EUR;

Accepted Payment Type: T/T,L/C,PayPal,Western Union,Escrow;

Language Spoken:English,Chinese,Spanish,French,Russian.

6. What are the characteristics of your service?

1. Your inquiry related to our products or prices will be replied within 24hours.

2. Welltrained and experienced staffs to answer all your enquiries in fluent English.

3. Offering the support to solve the problem in the application or selling period.

4. Competitive prices based on same quality.

5. Guarantee samples quality same as mass production quality.