Direct Manufacturer • Shenzhen

Custom Plastic Bottle Manufacturing Services

Plasticpartsmfg provides end-to-end plastic bottle and hollow component manufacturing for industrial, commercial, and consumer applications. We support product development teams and procurement departments by managing the entire process—from initial mold development and material selection to high-volume production and final assembly.

10mL – 200L
Volume Capacity
0.5 – 8mm
Wall Thickness
ISO Spec
Leak & CMM Tested
Custom Plastic Bottle Manufacturing

Manufacturing Capabilities

We utilize specialized blow molding processes to achieve the required wall thickness, neck geometry, and structural integrity for your specific container design.

Capability Specification Range & Options
Primary Processes Extrusion Blow Molding, Injection Blow Molding, Stretch Blow Molding
Material Options HDPE, LDPE, PP, PET, PVC, PC
Volume Capacity 10 mL to 200 L containers
Wall Thickness 0.5 mm – 8 mm (tolerances managed via parison profiling)
Production Scale Rapid prototype tooling to mass contract production
Secondary Operations Trimming, drilling, silk printing, ultrasonic welding, assembly & labeling

Blow Molding Processes Explained

Choosing the right manufacturing method is critical to balancing unit cost, lead time, and part performance.

Extrusion Blow Molding (EBM)

Ideal for larger containers, jerrycans, and industrial tanks. This process is highly cost-effective for medium-to-large production runs and allows for the integration of handles, off-center openings, and complex hollow geometries. EBM permits precise parison programming to optimize wall thickness distributions across corners and bases.

Best Applications: Industrial chemical jugs, coolant reservoirs, large detergent canisters, and custom ducts.

Material Selection for Your Application

The performance of a plastic bottle depends directly on material compatibility with the contents and the operating environment. We run both standard and engineering-grade polymers.

02/04

HDPE / LDPE

High and Low-Density Polyethylene offer exceptional chemical resistance, impact toughness, and flexibility. Ideal for harsh chemical storage, reservoirs, and industrial fluid ducts.

05

PP (Polypropylene)

Offers high heat resistance, rigid thermal stability, and superior environmental stress-crack resistance (ESCR). Ideal for autoclavable, food-safe, or hot-fill containers.

01

PET

The benchmark polymer for glass-like optical clarity, rigid drop resistance, and high CO2/oxygen barrier performance in food, personal care, and retail consumer goods.

03

PVC & PC

Selected for high structural rigidity, flame retardancy, and transparent properties in specialized industrial housings, laboratory containers, and heavy-duty dispensers.

Lifecycle Support

From Prototype to Contract Manufacturing

We support your product lifecycle at every stage. During design validation, we build prototype tooling to verify form, neck fit, fluid dynamics, and wall distribution before committing capital to high-cavitation production molds.

For commercial-stage programs, our scalable contract manufacturing includes inline secondary finishing: custom labeling, silk-screen printing, precision drilling, spin welding, and retail-ready secondary packing.

Quality Assurance

Quality Control & Technical Specifications

We manufacture directly to your CAD master models (STEP, IGES, X_T, STL) and 2D GD&T drawings. Our internal Metrology & QA department conducts continuous verification on every production lot.

  • Non-destructive magnetic wall thickness profiling
  • High-pressure submerged decay and vacuum leakage testing
  • CMM optical verification for neck threads and closure seal interfaces
  • Raw resin melt index (MFI) and density batch verification

Industries Served

Supplying qualified hollow packaging and engineering components to OEMs, tier suppliers, and brand owners globally.

Industrial Equipment

Chemical reservoirs, coolant tanks, hydraulic overflow vessels, and robust protective ducting.

Consumer Goods

Cosmetic squeeze bottles, household cleaner containers, spray bottles, and personal care packaging.

Automotive

Windshield fluid reservoirs, air intake ducts, overflow coolant bottles, and under-hood tanks.

Laboratory & Medical

Reagent bottles, diagnostic liquid containers, sterile specimen vials, and heavy-walled carboys.

Direct Engineering Inquiry

Request a Quotation

To receive an accurate production quote, please provide your CAD files (STEP, IGES, STL), estimated annual volume, material requirements, and any specific secondary operation needs (such as printing or assembly).

Our engineering team will review your project parameters and provide a comprehensive Design for Manufacturing (DFM) analysis to optimize your container design for cycle time and cost efficiency.

Send project requirements to:
Manufacturing Facility: