In today’s rapidly growing packaging industry, the demand for large-capacity plastic containers such as 5-gallon water bottles continues to rise. To meet this demand, high-performance and stable blow molding equipment has become essential.The DHB-500 Blow Molding Machine is designed specifically for manufacturing large plastic containers with precision, efficiency, and reliability. It integrates advanced automation technology with a robust mechanical structure, making it an ideal choice for water bottle manufacturers and packaging companies.

What is DHB-500 Blow Molding Machine?

The DHB-500 is a fully automatic extrusion blow molding machine designed for producing large-volume hollow plastic products, especially 5-gallon PC water bottles.

It adopts extrusion blow molding technology, which ensures uniform wall thickness, high strength, and excellent transparency of the final products.

Key Features

1. High Production Efficiency

The DHB-500 machine is designed for continuous operation, significantly improving production output.

• Fast cycle time
• Stable operation
• Reduced downtime

2. Advanced Control System

Equipped with a PLC control system and user-friendly interface, the machine ensures precise control over every production stage.

• Touch screen operation
• Real-time monitoring
• Easy parameter adjustment

3. Superior Product Quality

The machine ensures uniform wall thickness and high transparency, which are crucial for water bottles.

• Smooth surface finish
• High impact resistance
• Food-grade safety

4. Energy Saving Design

The DHB-500 adopts an optimized heating and extrusion system, reducing energy consumption while maintaining performance.

• Lower electricity consumption
• Efficient heating system
• Eco-friendly production

5. Durable Mechanical Structure

The machine is built with high-quality steel and precision components, ensuring long service life and minimal maintenance.

Technical Specifications

Below are some key technical parameters of the DHB-500:

• Applicable Material: PC
• Product Volume: Up to 5 Gallon
• Control System: PLC
• Automation: Fully Automatic
• Application: Water bottle production

Application Fields

The DHB-500 Blow Molding Machine is widely used in:

1. Drinking Water Industry：Production of 5-gallon water bottles for purified and mineral water.
2. Food Packaging：Suitable for large food-grade containers.
3. Chemical Industry：Manufacturing chemical storage containers.

Production Process

The working process of DHB-500 includes:

1. Raw material feeding
2. Plastic melting and extrusion
3. Parison formation
4. Blow molding
5. Cooling and shaping
6. Product ejection

Why Choose DHB-500?

• Reliable Performance：Stable operation ensures consistent production quality.
• Cost-Effective：Low energy consumption and maintenance cost.
• Easy Operation：User-friendly interface reduces training time.
• Strong After-Sales Support：Professional technical support ensures smooth operation.

Maintenance Tips

To ensure long-term performance, regular maintenance is recommended:

• Check lubrication system
• Clean heating components
• Inspect electrical system
• Replace worn parts in time

The DHB-500 Blow Molding Machine is a powerful and reliable solution for large-capacity bottle production. With its advanced technology, high efficiency, and stable performance, it helps manufacturers improve productivity and reduce operational costs.

If you are looking for a professional solution for 5-gallon bottle production, DHB-500 is undoubtedly an excellent choice.