Injection Molding Services

Your Reliable Injection Mold

and Injection Molding Manufacturer

ISO9001:2015 Certificated Mold Factory

30+ Years of Injection Experience

World-class equipment to reach ±0.01mm Tolerance

One Stop Solution from Mold Design to Injection Molding

Focus on Solving Urgent, Difficult and Precise Problems

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Our Plastic Injection Molding Services

For the past 23 years, Alpine Mold has been dedicated to providing plastic injection molding solutions for various industries, accelerating your product development and speed to market .

Injection Molding

Injection molding is a common manufacturing process for creating parts by injecting molten material into a mold, commonly used in various industries.

Ensures high precision and repeatability.
Offers a vast selection of resins.
Suits for complex part geometries

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Overmolding

"Overmolding" is a kind of secondary injection molding, where products typically combine a (hard plastic) main body with a (soft plastic) outer cover.

Improves strength and lifespan.

Combines different materials seamlessly.

Offers color and texture options.

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Insert molding

Insert molding is a process where an insert （threads or electrodes） is securely placed in the injection mold before plastic is injected.

Reduces assembly steps.
Enhances component durability.
Lowers production expenses.

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Benefits of plastic injection molding

Alpine Mold's plastic injection molding provides many benefits that cater to your diverse manufacturing needs.

◆ Material Versatility

With a selection of over 200 materials including commodity and engineering resins, we assist you in finding the right balance between performance and cost, identifying alternative material options to help reduce overall production costs.

◆ Detailed Features

From imprinted text to cosmetic or textured surfaces, in-mold decorating, snap fits, flexible hinges, and varied hardness options, we focus on enhancing both the aesthetic appeal and functionality of your products.

◆ High Efficiency

Our skilled engineers and team members specialize in optimizing the manufacturing process to eliminate unnecessary costs in both part production and tooling, ensuring a streamlined and cost-effective production cycle.

◆ Improve Performance

Our team is dedicated to understanding the intended function of your parts. By leveraging material science, design principles, analytical tools, and stringent process controls, we aim to enhance the performance of your products to meet key objectives.

Plastic Injection Molding Materials

Engineering plastic:

Acrylonitrile butadiene styrene (ABS)

Polyamides (PA/Nylon) Poly(methyl methacrylate (PMMA)

Polycarbonates (PC) Polybutylene terephthalate (PBT)
Polyetheretherketone (PEEK)
Polyetherimide (PEI)
Polyetherketones (PEK)
Polyketone (PK)
Polyethylene terephthalate (PET)
Polyimides (PI)
Polyoxymethylene plastic (POM / Acetal)
Polyphenylene sulfide (PPS)
Polyphenylene oxide (PPO)
Polysulphone (PSU)
Polytetrafluoroethylene (PTFE / Teflon)
Acrylonitrile Styrene Acrylate (ASA) High Impact Polystyrene (HIPS)

Commodity Plastics:

Polyethylene (PE)
Polypropylene (PP)
Polyvinyl Chloride (PVC)
Polystyrene (PS)
Polyvinylidene Chloride (PVDC)
Polyethylene Oxide (PEO)
Polyvinyl Acetate (PVA)
Polybutylene (PB)
Polyethylene Glycol (PEG)
Polyvinyl Alcohol (PVOH)
Polyvinyl Butyral (PVB)
Polyvinylidene Fluoride (PVDF)
Polyethylene Oxide (POE)
Polycaprolactone (PCL)

High-density Polyethylene (HDPE)
Low-density Polyethylene (LDPE)

Thermoplastic Elastomers:

Thermoplastic Vulcanizates (TPV)
Thermoplastic Elastomers (TPE)
Thermoplastic Polyurethane (TPU)
Polyether Block Amide(COPE)
Polyamide Elastomer (COPA)

Plastic Injection Molding Finishing Options

Alpine Mold offers a range of finishing options for Plastic Injection Molding, meticulously crafted to enhance the appearance and functionality of your plastic parts.

Printing ( such as Silk printing, curved surface printing, water transferring; permeation printing, etching printing, etc)

Printing

Painting（such as paint spraying, powder coating, sandblasting, UV coating, EMI coating, etc)

Painting

Laser engraving is the process of using a laser to create precise and detailed designs or markings on the surface of plastic parts.

Laser engraving

Surface hardening is a process used to increase the hardness of the surface of a material while maintaining a softer, more ductile core

Surface hardening

Metallic finish ( such as electroplating，hot stamping, etc)

Metallic finish

Ultrasonic welding is a technique used to join plastic parts together by applying high-frequency ultrasonic vibrations to the parts.

Ultrasonic welding

Heat staking is a method of embedding inserts or fasteners into plastic parts by heating the material around them to a molten state and then forming it to create a secure and durable connection.

Heat Staking

Assembly is the process of putting together various components or parts to create a finished product.

Assembly

Quality Inspections for Plastic Injection Molding

We are committed to ensuring the quality of your orders and can provide certifications and reports as required. We offer the following quality documents and reports :

Material Certificate
Designing for Manufacturability Feedback (DFM)
Weekly Mold Progress Report
Trial Mold Parameter & Video Supplying
T1 samples Inspection Report In-process CMM inspection and machine monitoring
Inspection Report before Shipment

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Quality Control Process for Every Mold (8)

Quality Control Process for Every Mold (7)

Quality Control Process for Every Mold (5)

Quality Control Process for Every Mold (6)

Why Choose Alpine Mold To Be Your Partner?

We understand that each project is unique, and that’s why we offer customized solutions tailored to your specific requirements. Whether you need low or high-volume production, we have the flexibility to accommodate projects of any scale.

23+ Years of Industry Experience
In-House Mold Design & Tool Building
Develop a Robust Molding Process
Focus Factory Work Cells
Industry 4.0 Press Monitoring
Post-Processing Operations (Part Decoration, Assembly, Kitting, and Packaging)
In-House Automation Team
ISO 9001:2015, IATF 16949

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Our Plastic Injection Molding Process

See how Alpine Mold processes your orders, from quotation to produce high quality plastic parts.

1. Request Instant Quote

When received your request, we will quote for you within 24 hours to get production started.

2. DFM Report

Our engineers will make a detailed DFM report based on your part design and provide best design scheme.

3. Mold Flow Analysis

Using design software allows us to see how the molten material will behave as it enters the mold, allowing further design improvements.

4. Mold Manufacturing

Our workers apply CNC machining and EDM machining to process the molds.

5. T1 samples Confirmation

When mold was finished, starting to produce T1 samples to send customers to confirm.

6. Mass Production

After the trial production phase, we start mass production to produce parts quickly to save time and cost.

7. QC Strict Inspection

Our quality inspector will test the appearance, result, color and assembly fit of the product.

8. Final Delivery

We cooperate with logistics companies to deliver goods to your destination quickly and safely.

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Our Plastic Injection Molded Parts Series

Different Industries We Serve

Alpine Mold Has produced more than 10,000 sets of molds and provided millions of high-quality products for all kinds of industries.

Medical
Electronics
Automotive
Smart Home
Industrial
Security

Plstic Injection Molding FAQs

Q1: When can I get the quotation?

A: We usually quote within 2 days after we get your inquiry.
If you are very urgent, please call us or tell us in your email so that we can quote for you first.
Q2：What type of plastic material is best for my design/component?

A: Plastic Materials selection depends on the application of your product. We will give you some suggestion after we checked the function of your component. And we can make the mould trial with different material according to your requirement.
Q3：I have no 3D drawing, how should I start the new project?

A: You can supply us a molding sample, we will help you finish the 3D drawing design.
Q4: How long is the lead-time for mold?

A: It all depends on the products' size and complexity. Normally, the lead time is 20-35 days.
Q5: What is your payment terms?

A: Mold Payment: 40% deposit by T/T in advance, 30% second mold payment before sending out the first trial samples, 30% mold balance after you agree the final samples.
B: Production Payment: 50% deposit in advance, 50% before sending out the final goods.
Q6: How do you guarantee the quality of mass production?

A: First, when we complete the mold, we will make the samples to you to check and confirm; after you confirm the final samples, it will be the standard parts. At the beginning of mass production, we will strictly inspect the products according to the standard parts. Second, we have professional QC for each working shift, QC will check each 2 hours during mass production. Finally, before shipment, our QC will arrange spot checks.
Q7: Before shipment, how to make sure the products quality?

A: If you don't come to our factory and also don't have the third party for inspection, we will be as your inspection worker. We will supply you a video for production process detail include process report, products size structure and surface detail, packing detail and so on.
Q8: How do you make our business long-term and good relationship?

A:1. We keep good quality and competitive price to ensure our customers benefit for best quality products .
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

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Injection Molding

Overmolding

Insert molding

◆ Material Versatility

◆ Detailed Features

◆ High Efficiency

◆ Improve Performance

1. Request Instant Quote

2. DFM Report

3. Mold Flow Analysis

4. Mold Manufacturing

5. T1 samples Confirmation

6. Mass Production

7. QC Strict Inspection

8. Final Delivery

Q1: When can I get the quotation?

Q2：What type of plastic material is best for my design/component?

Q3：I have no 3D drawing, how should I start the new project?

Q4: How long is the lead-time for mold?

Q5: What is your payment terms?

Q6: How do you guarantee the quality of mass production?

Q7: Before shipment, how to make sure the products quality?

Q8: How do you make our business long-term and good relationship?

Family Molds Vs Single-Cavity Molds: Which Is Right for Your Project?

Prototype Vs Production Molding Cost And Efficiency

TPE Vs TPU: Best Flexible Material for Injection Molding

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