Hubei Mingda Plastics Products Co., Ltd. is one of the leading manufacturers and suppliers of 4 oz hdpe bottles in China, also supports customized service. Welcome to wholesale cheap 4 oz hdpe bottles in stock here and get free sample from our factory. Quality products and low price are available.
Products Description
Our 4-oz HDPE bottles are built for brands that need compact, durable, and reliable packaging.
Made from high-density polyethylene, model MD-005 offers strong impact resistance, stable chemical performance, and a clean appearance suitable for powders, liquids, capsules, and daily-use formulations.
With a 38mm neck and an 86mm height (without cap), these HDPE bottles remain easy to fill, seal, store, and label. Free samples are available, and logo customization can be applied for brand presentation.
Once the minimum order quantity is reached, these 4 oz HDPE bottles can be customized in color, bottle shape, branding, and compatible closures.
These adjustments help align the packaging with your product positioning and enhance shelf appeal.
| Item | Specification |
|---|---|
| Model | MD-005 |
| Capacity | 120ml (4 oz) |
| Material | High-density polyethylene (HDPE) |
| Neck Diameter | 38mm |
| Height (No Cap) | 86mm |
| Samples | Free |
| Logo | Customizable |
| Minimum Order Quantity | 20,000 pcs |
| Lead Time | 15–25 days |
| Custom Options (MOQ ≥ 20,000) | Color / Shape / Closure Type |
Applications
These HDPE bottles are widely used across multiple industries because their compact size, strong structure, and moisture-resistant properties make them suitable for products that require controlled portions and long-term stability.
In the supplement sector, they are commonly used for probiotic capsules, vitamin tablets, softgel products such as fish oil or evening primrose oil, and powdered blends like collagen powder or electrolyte mixes.
In liquid applications, they're often chosen for herbal extracts, concentrated syrups, and liquid dietary boosters where the HDPE material helps maintain product freshness by reducing light and oxygen exposure.
They also perform well in personal-care formulas, including travel-size lotions, creams, essential oils, and mild disinfectant solutions.
Additionally, small food items such as seasoning powders, dehydrated garnishes, and trial-size dry beverage mixes benefit from the bottle's light weight and reliable sealing performance.
Manufacturing Process of HDPE Bottles
The production of 4 oz HDPE bottles follows a controlled and systematic workflow to ensure product stability and batch consistency. From raw material feeding to final packaging, every step is monitored by experienced operators and automated equipment.
1. Raw Material Selection
High-density polyethylene pellets are selected and tested to ensure purity and compliance.
2. Material Drying & Feeding
HDPE pellets are dried (if needed) and fed into the extrusion blow-molding machine.
3. Extrusion & Parison Formation
The machine heats the HDPE material, extrudes it, and forms the molten parison tube.
4. Blow Molding
Compressed air inflates the parison inside the mold, shaping the bottle.
5. Cooling & Demolding
The mold cools the bottle before releasing it to maintain accurate dimensions.
6. Trimming & Appearance Check
Flash and excess edges are removed, and operators inspect the bottle surface.
7. Leak Test & Functional Testing
Each batch is tested for sealing, pressure resistance, and structural stability.
8. Packaging & Storage
Bottles passing inspection are packed in clean-controlled areas to prevent contamination.
Sample Room & Factory Visit
Our sample room showcases over 1,400 bottle designs and multiple cap styles, allowing buyers to compare shapes, sizes, materials, and craftsmanship in person. You are welcome to visit our factory to see the production lines, testing laboratory, and packaging process firsthand. During your visit, you may freely take samples of the 4 oz HDPE bottles or any other models you are interested in, helping you evaluate quality before placing an order.
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