| Valve type | Hot-fill, up to 85 C |
| Output range | 6,000-36,000 BPH at 0.2-2 L |
| Container | Heat-resistant PET geometry, or glass |
| Line | Hot-fill monobloc with tunnel pasteuriser |
| Products | Juice, tea, nectar, functional drinks |
| Key control | Fill temperature, hold time, cap seal |
Hot filling does two jobs at once: it pasteurises the product on the way to the filler, and the residual heat sanitises the bottle and cap. That is why a hot-fill line can run an acidic juice without a separate bottle steriliser. The price is a heat-resistant bottle and a longer cooling tunnel.
Effective temperature control not only safeguards against microbial risks but also contributes to the overall quality and consistency of the juice product.
Cap seals and filling valve O-rings, because they see the highest temperature every cycle. A seal that is fine on a water line at 20 C will harden in weeks at 85 C. The spare parts list should carry those two items in proportion to the number of valves, not as a single set.
| Route | Temperature | What it costs |
|---|---|---|
| Hot fill | Up to 85 C | Heat-resistant bottle and a cooling tunnel |
| Cold fill with preservative | Ambient | Formulation constraint, not a machine constraint |
| Cold fill with in-line pasteuriser | Product-side only | Separate pasteuriser and a closed filling zone |
| Hot fill in glass | Up to 85 C | Glass mass, slower line, higher transport cost |
The Hotfill Type Filling Machine for Juice is the reference unit for this configuration.
Compare them on the product, not on the machine. Hot fill suits acidic juice and tea in heat-resistant PET. Cold fill needs a preservative system or a separate sanitising step, but it protects heat-sensitive flavours and vitamins and uses a lighter bottle. The decision is a product decision with a packaging cost attached.
The Juice By Volumetric Filler is the reference unit for this configuration.
The bottle leaves the filler at up to 85 C and has to come down in a controlled ramp. A plunge cools the outside first, the inside contracts later, and the panel pulls in. The tunnel zones are set per bottle geometry and checked with a probe in the product.
By closely monitoring and adjusting temperature settings based on the specific requirements of the juice formulation, plant managers can uphold stringent safety standards and deliver products that meet consumer expectations.
The same question is worked through from another angle in What Is NFC Juice? Is It Really Healthier.
It replaces the bottle steriliser for acidic products, because the fill temperature and hold time do the microbial work. It does not replace correct product formulation or a validated hold tube.
It depends on the hold tube volume and the heater capacity. The line is not production-ready until the return temperature is stable, so start-up time belongs in the daily plan rather than being discovered at shift start.
Heat-sensitive pigments and vitamins degrade above the product temperature limit. The fill temperature and the hold time are the two variables; lowering either protects colour and shortens the microbial margin.
With a filter change and a different valve bore for the pulp, yes. Clear juice needs finer filtration, and pulp needs agitation in the bowl so the fibre does not settle.
Country: Turkey
Product: Glass and PET Bottled Juice
Capacity: 20000BPH(330ml) Glass Bottle; 4000BPH(3L) PET Bottle
Solution:Juice Production Line
Country:Kazakhstan
Product: PET Bottled Sparkling Water, Canned Soft Drink, Canned Tea
Capacity: 25000CPH (250ml)
Solution:Three Lines,7000BPH(1.5L), 15000CPH(330ml),15000CPH(450ml)
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