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Semi-Automatic RSBM · 1 Cavity · Up to 5L · 500–980 bph · Mid-Large Capacity HGS Series
EP-HGS250A Semi-Automatic PET Blow Molding Machine
Semi-automatic PET blow molding machine for containers up to 5 litres — the mid-large capacity model in the HGS series. For 5-litre water bottles, chemical containers, and edible oil bottles where semi-automatic output levels are sufficient and full-automatic investment is not yet justified by production volume.
HGS250A in the Capacity Ladder — Choosing the Right Semi-Auto
| Модель | Max Volume | Output | Primary Use |
|---|---|---|---|
| HGS150A | 1L | 500–1,100 bph | Small format, multi-SKU |
| HGS-200A | 1.25L | 500–980 bph | Standard, all industries |
| HGS250A ← This Machine | 5L | 500–980 bph | 5L water, chemical, oil |
| HGS280A | 10L | 500–980 bph | 10L large containers |
| HGS-350A | 20L | 150–400 bph | 20L barrel |
The HGS250A is the correct selection when your container volume requires 5 litres and your annual production does not yet justify a fully automatic JS-series machine. If you need the 5L format at higher annual volumes, the EP-HGA.JS-2C200 fully automatic machine provides 2-cavity output at the same container size.
Machine Overview
The EP-HGS250A covers a volume range that sits between standard small-format bottles (up to 1.25L on the HGS-200A) and large-format barrels (10L on the HGS280A). The 5-litre format is used across water and beverage, chemical and pesticide, and edible oil packaging — and is a common transition format for producers who have outgrown 1.25L-range machines but whose production volumes at 5 litres do not yet justify the capital investment of a fully automatic JS-series machine.
The HGS250A shares the same 500–980 bph output range as the HGS-200A — the output at 5 litres is volume-limited by the longer blow cycle required at this container size rather than by machine capability. The machine footprint grows to 1,600×560×1,450mm at 490kg — a modest increase over the HGS-200A’s 480kg.
For buyers whose 5-litre annual production requirement has grown past semi-automatic capacity, the EP-HGA.JS-2C200 fully automatic 2-cavity machine is the next step. For 10-litre requirements, the EP-HGS280A is the correct semi-automatic selection.
Technical Specifications
| Complete Specifications — EP-HGS250A | ||
|---|---|---|
| Параметр | Unit | Value |
| Pillar Space | mm | 380 × 210 |
| Mold Size | mm | 170–250 |
| Open Mold Stroke | mm | 250 |
| Stretching Stroke | mm | 350 |
| Sealing Stroke | mm | 50 |
| Power Voltage | V/Hz | 220V / 50Hz |
| Operating Pressure | MPA | 0.8 |
| Blowing Pressure | MPA | 3.0 |
| Output (Efficiency) | bph | 500–980 |
| Max. Bottle Capacity | L | 5 |
| Machine Size (L×W×H) | mm | 1,600 × 560 × 1,450 |
| Машина салмағы | kg | 490 |
Complete specifications and tooling requirements are in the technical datasheet. Request the full datasheet.
Core Technical Features
5L — The Semi-Auto / Full-Auto Crossover Volume
5 litres is the volume at which many producers face their first semi-automatic versus fully automatic decision. The HGS250A is the semi-automatic choice for this volume — lower capital cost, simpler installation, and flexibility for multiple 5L SKUs. The EP-HGA.JS-2C200 fully automatic 2-cavity machine is the alternative for producers whose 5L volume justifies the full-auto investment. The HGS250A makes economic sense below approximately 3–4 million 5L bottles per year at a single specification.
5L Water, Chemical & Edible Oil Bottle Coverage
The 5-litre format serves three primary markets: household and commercial water bottles (the standard format in many African, Middle Eastern, and Asian markets for home water supply), chemical and agrochemical containers (1–5L pesticide and fertiliser containers), and edible oil containers (5L bulk cooking oil for food service and retail). The HGS250A covers all three applications from a single machine installation via mold changeover.
Larger Mold Size Range: 170–250mm
The HGS250A’s mold size range of 170–250mm is substantially wider than the HGS-200A’s 120–200mm, reflecting the larger body diameters required for 5-litre container formats. This expanded mold envelope covers the range of 5L bottle geometries in use — round water bottles, rectangular chemical containers, and handle-style edible oil containers — providing flexibility for multi-product operations running different 5L formats from one machine.
HGJ Preform Heater Required
Like all HGS semi-automatic machines, the HGS250A requires a separate HGJ series preform heater. The heater selection depends on your bottle neck diameter — HGJ-B for wide-mouth applications, HGJ-CL for standard narrow-neck. For 5-litre containers with specific neck finish requirements, confirm the heater compatibility with your preform and neck specification before ordering. Contact our team for a heater pairing recommendation.
Compact Footprint for Large-Format Production
At 1,600×560×1,450mm and 490kg, the HGS250A is remarkably compact for a 5-litre blow molding machine. Fully automatic 5L machines such as the JS-2C200 require substantially more floor space and utility infrastructure. For producers with limited facility space or operating in mixed-use production environments, the HGS250A’s footprint allows 5L bottle production without dedicated large-format machine floor allocation.
220V Single-Phase Power
The HGS250A operates on 220V/50Hz single-phase power — standard domestic supply. No three-phase industrial connection required, enabling installation in facilities that cannot support heavy industrial electrical infrastructure. This is a significant installation cost advantage versus fully automatic large-format machines that typically require three-phase industrial supply and dedicated electrical panels.
Customer Case Studies
Ghana — Water Bottling Startup
★★★★★
Application: 5-litre PET water bottles for a Accra-based drinking water startup distributing through retail and home delivery channels across Greater Accra.
Problem solved: The startup needed to produce 5-litre PET water bottles in-house at startup volumes — below the threshold that would justify a fully automatic JS-series machine investment. The HGS250A provided in-house 5L production at a capital cost accessible for a startup, with 220V single-phase power eliminating the need for industrial electrical upgrades to their rented production facility.
“5-litre in-house from day one, single-phase power, startup capital. The HGS250A was the only 5L machine we could actually install in our space and afford at launch volume. We’ll move to full-auto when the volume warrants it.”
Thailand — Agrochemical Packager
★★★★★
Application: 1-litre, 2-litre, and 5-litre PET pesticide and herbicide containers for a Bangkok-based agrochemical packaging company serving registered pesticide brands distributing across Thailand and export to Cambodia and Laos.
Problem solved: The packager needed a single semi-automatic machine capable of covering their full 1–5 litre container range across multiple agrochemical clients with different bottle formats. The HGS250A’s 5L ceiling and wide mold size range covered all three sizes via changeover, serving the full client range from one machine at volumes that made a separate fully automatic machine for each size economically impractical.
“1L to 5L, multiple clients, multiple formats — one semi-auto machine. The HGS250A gave us the range to serve our whole client base without dedicated machines per size. Semi-auto changeover is the flexibility that makes this work.”
South Africa — Edible Oil Distributor
★★★★★
Application: 5-litre PET bulk cooking oil containers for a Johannesburg-based edible oil distributor supplying food service clients across Gauteng province.
Problem solved: The distributor’s 5-litre cooking oil volume was regional and insufficient to justify fully automatic production investment. The HGS250A enabled in-house 5L PET container production at the regional volume level, reducing container cost by 27% versus imported HDPE containers while improving product presentation with PET transparency — visible oil colour became a quality differentiator for food service buyers.
“Regional volume, not national. The HGS250A matched our production scale — 27% container cost saving versus imported HDPE, and food service buyers can now see the oil colour. Transparency sells in that market.”
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Enquire About the EP-HGS250A
For 5-litre PET bottle production — water, chemical, and edible oil — at semi-automatic output levels. Share your container specification, annual production volume, and industry for a machine selection and heater pairing assessment.

