For many beverage, food, and daily chemical manufacturers, packaging costs continue to rise every year. Purchasing finished bottles from external suppliers often leads to higher production expenses, delayed deliveries, and limited control over bottle design. A plastic bottle moulding machine solves these challenges by allowing manufacturers to produce PET bottles directly in their own facilities. The machine converts PET preforms into finished bottles through heating, stretching, and air blowing processes.


Parameters of Bottle Molding Machine
| Water Bottle Blowing Machine | YG-2L-2 | YG-2L-4 | YG-2L-6 | YG-2L-8 |
| Cavity | 2 | 4 | 6 | 8 |
| Theory output | 2000-2700 | 4000-5000 | 6000-7200 | 8500-9000 |
| Max. volume | 2L | 2L | 2L | 2L |
| Bottle mouth maximum overall diameter | 80mm | 28-38mm | 28-38mm | 28-38mm |
| Bottle biggest diameter | 100mm | 100mm | 100mm | 100mm |
| Bottle maximum height | 330mm | 330mm | 330mm | 330mm |
| Light tube quantity | 16pcs | 40pcs | 64pcs | 32pcs |
| Light tube power | 1.5KW | 1.5KW | 1.5KW | 1.5KW |
| Maximum heating power | 24KW | 40KW | 80KW | 80KW |
| All-electric machine installation | 26KW | 60KW | 85KW | 85KW |
| Actual consumption | 19KW | 30KW | 40KW | 40KW |
| Work pressure | 7-9kg/c㎡ | 7-9kg/c㎡ | 7-9kg/c㎡ | 7-9kg/c㎡ |
| Low-pressure gas consumption | 1000L/min | 1600L/min | 1600L/min | 1600L/min |
| Blow bottle pressure | 25-35kg/c㎡ | 25-35kg/c㎡ | 25-35kg/c㎡ | 25-35kg/c㎡ |
| Higher-pressure gas consumption | 1500Ltr/min | 3000Ltr/min | 4000Ltr/min | 4800Ltr/min |
| Work pressure | 5-6 kg/c㎡ | 5-6 kg/c㎡ | 5-6 kg/c㎡ | 5-6 kg/c㎡ |
| Temperature range | 10℃ | 10℃ | 10℃ | 10℃ |
| Consumption | 5000kcal/hr | 8000kcal/hr | 8000kcal/hr | 12000kcal/hr |
| Frozen water flow | 30L/min | 88L/min | 88L/min | 88L/min |
| Size of the machine | 2.5*1.6*1.7 m | 4.5*2.0*2.3 m | 6.5*2.0*1.9 m | 6.7×2.0×2.3m |
| Weight of the machine | 2.0ton | 4.0ton | 5.5ton | 6.0ton |
How Does a Plastic Bottle Moulding Machine Work
- PET enters the heating system
- Infrared lamps soften the material
- Heated preforms move into the mold
- High-pressure air forms the bottle shape
- Bottles cool and are discharged automatically

5 Advantages of Plastic Bottle Moulding Machine
Flexible Production Capacity – Different cavity configurations allow manufacturers to select the output that matches their production goals.
Consistent Bottle Quality – Stable heating and blowing systems help maintain uniform dimensions and appearance.
Easy Operation – Touch screen controls simplify parameter adjustments and machine monitoring.
Custom Bottle Production – The machine supports customized molds for different bottle sizes and shapes.
Reduced Labor Requirements – Automatic models handle feeding, heating, blowing, and bottle discharge with minimal operator involvement.
Bottle Molding Machine Applications

Beverage Industry
- Mineral water bottles
- Juice bottles
- Soft drink bottles
- Sports drink bottles
Food Industry
- Cooking oil containers
- Sauce bottles
- Condiment packaging
Daily Chemical Industry
- Shampoo bottles
- Detergent bottles
- Cosmetic containers
Pharmaceutical Industry
- Medicine bottles
- Health supplement packaging
Because PET packaging combines strength, transparency, and recyclability, demand continues to grow in both developed and emerging markets.

How to Choose the Right Bottle Molding Machine
- Daily Production Target
Small factories often begin with semi-automatic equipment, while larger facilities typically choose automatic models.
- Bottle Specifications
Bottle volume, shape, and neck size influence machine and mold selection.
- Future Expansion Plans
Many manufacturers select equipment with additional production capacity to support business growth.
- Available Utilities
Compressed air supply, electrical power, and workshop space should match equipment requirements. Considering these factors before purchase can help avoid unnecessary upgrades later.

What Affects the Investment
Automation Level
Semi-automatic models require a smaller initial investment, while automatic machines include more advanced production functions.
Production Capacity
Higher-output equipment generally costs more because of larger systems and additional components.
Mold Requirements
Additional molds increase flexibility but also affect overall investment.
Supporting Equipment
- Air compressor
- Air dryer
- Water chiller
- Mold sets
- Conveyors

Semi-Automatic vs Automatic Bottle Blowing Machine
| Item | Semi-Automatic | Automatic |
|---|---|---|
| Investment | Lower | Higher |
| Labor Requirement | More | Less |
| Production Capacity | Lower | Higher |
| Operation | Manual Assistance | Automated |
| Suitable Users | Startups | Large Factories |
Client Case
Martin runs an Ecuador juice factory troubled by costly, inconsistent outsourced bottles. He contacted YG to check bottle blow molding options and the bottle blowing machine price.
We supplied a 4-cavity semi-auto bottle blower. Custom mould finished in 16 workdays, and goods shipped in three weeks. Remote guidance helped his crew finish installation and testing within three days.
Six months of formal operation brought measurable positive shifts to his factory, with key operating improvements listed below:
- Monthly packaging expense: cut by 585 USD
- Bottle reject rate: down from 7.3% to 1.2%

Frequently Asked Questions
Q: What materials can this machine process?
A: The machine is designed primarily for PET bottle production.
Q: Can one machine produce different bottle sizes?
A: Yes. Different bottle sizes can be produced by replacing molds.
Q: What output capacity is available?
A: Production capacity ranges from approximately 2,000 to 9,000 bottles per hour, depending on the model.
Q: Is mold customization available?
A: Yes. Molds can be customized according to bottle drawings, dimensions, or samples.
Q: Is technical support provided?
A: Yes. Installation guidance, training, and after-sales support are available.

Why Choose YG
YG has more than 20 years of experience in manufacturing packaging machinery and complete production line solutions. Our equipment has been exported to customers across Africa, Southeast Asia, South America, the Middle East, and Europe, helping different factories build stable bottle production capacity.
We focus on practical machine performance and long-term production stability. All equipment is manufactured under CE and ISO standards, ensuring consistent quality for industrial use.
In addition to plastic bottle moulding machine systems, YG also provides:
- Paper cup production lines
- Paper bag production lines
- Toilet paper production lines
- Other packaging machinery solutions
This combination allows customers to expand into different packaging sectors when their business grows.









