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Complete Guide to Juice Processing Lines: How to Choose the Right Small & Medium Fruit & Vegetable Juice Line
For many entrepreneurs who are just entering the fruit and vegetable processing industry, the biggest challenge is not whether there is a market, but rather:
● Not knowing how juice is actually produced;
● Not understanding the differences between various juice processing technologies;
● Not knowing what equipment should be selected;
● Worrying about choosing the wrong machines and wasting investment.
In fact, a complete juice production line is not as complicated as many people imagine.
In this article, we will guide small and medium-sized investors through:
● Standard juice production processes
● The four main types of NFC juice and their differences
● Machinery required for different processing methods
● How small and medium-sized juice factories choose the right equipment
● Real fruit and vegetable juice production case studies
Helping you quickly build a complete understanding of the juice processing industry.
Most of the bottles of juice you buy in the supermarket rely on a completely standardized production process:
Washing → Sorting → Peeling → Crushing → Juice Extraction → Filtration → Sterilization → Filling
1. Washing & Preprocessing: The First Barrier to Stabilize Product QualityBubble Washing Machine: Adopts high-pressure bubbles and spray washing to remove sediment and dirt without damaging the fruit flesh. Brush Peeling: Specially designed for root vegetables such as carrots and ginger. Combined with water spraying, it thoroughly removes the outer skin, reducing bitterness, astringency, and impurities in the subsequent juice. | 2. Sorter & Peeler : Core Pre-processing for vegetable and fruitSorting: Sorting machinery is used to screen raw materials, remove rotten, damaged, immature or off-sized individual products, and ensure uniform quality of raw materials entering the next process. Peeling: Peeling machinery can quickly remove the outer skin of raw materials (such as fruit peels and vegetable rinds), reduce the impact of peels on the taste and color of fruit juice, and lower the impurity content at the same time. | 3. Core Juicing Process: Screw Juicing vs Belt Press JuicingScrew Juicer (High Versatility)It adopts screw extrusion with a simple structure, ideal for apples, pears, ginger, vegetables, and more. Belt Press Juicer (High Juice Yield). It squeezes the filter belt through multi-stage pressure rollers, suitable for large-scale continuous production. Its juice yield is usually 10%-15% higher than that of screw juicers. Selection Suggestion: Choose the screw type for cost performance; choose the belt press type for higher returns and large-scale production. |
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4. Filtration & Sterilization Ultrafiltration / Centrifugation: Removes sediments and makes the juice clear and transparent. UHT Instant Sterilization: Heats the material above 120°C in an extremely short time to kill bacteria, while retaining the natural flavor and nutritional value of fruits and vegetables. | 5. Filling & Finished Products: Automation Saves Labor Cost Filling Types: Whether it is glass bottles, PET bottles, or aseptic bags, the automatic filling line ensures consistent net content for every container and greatly reduces the risk of secondary manual pollution. | |
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Production line configuration varies according to different product positioning, including NFC fruit puree, clear juice, cloudy juice and single-flavor fruit juice. Below is an in-depth process analysis based on industrial standards:
①Common Pre-Process (All Branches)
| Raw Material Acceptance → Washing & Sorting |
② NFC Juice Branches Process Flow
Process:
| Raw Material Acceptance → Washing & Sorting → Crushing → Enzyme Inactivation & Softening → Pulping → Centrifugal Separation ├─ Fruit Puree → Sterilization → Aseptic Filling → NFC Fruit Puree └─ Cloudy Juice → Sterilization → Aseptic Filling → NFC Cloudy Juice | ![]() |
Process:
| Raw Material Acceptance → Washing & Sorting → Crushing → Juice Extraction (Pressing) → Enzymatic Clarification → Ultrafiltration → Sterilization ├─ Hot Filling → Cooling → NFC Clear Juice └─ Cooling → Aseptic Filling → NFC Clear Juice | ![]() |
| Raw Material Acceptance → Washing & Sorting → Crushing → Juice Extraction (Pressing) → Centrifugal Separation → Deaeration & Homogenization → Sterilization ├─ Hot Filling → Cooling → NFC Cloudy Juice └─ Cooling → Aseptic Filling → NFC Cloudy Juice | ![]() |
| Raw Material Acceptance → Washing & Sorting → Single-Fruit Pressing → Refining (Polishing) → Centrifugal or Non-Centrifugal Treatment → Enzyme Inactivation & Sterilization ├─ Hot Filling → Cooling → NFC Juice └─ Cooling → Aseptic Filling → NFC Juice | ![]() |
3. Real Vegetable and Fruit Processing Cases
(Solutions vary according to budget, output, and types of fruits and vegetables. Please contact us for customized plans.)
Pineapple Juice Process:
| Pineapples Acceptance → Double Washing → Peeling → Manual Sorting & Selection → Cutting → Blanching→ Juice Extraction (Pressing) → Deaeration & Homogenization → Sterilization → Hot Filling / Aseptic Filling |
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Ginger Juice Process:
| Gingers Acceptance → Mud Soaking and Washing → Washing → Peeling → Blanching→ Juice Extraction (Pressing)→ Deaeration & Homogenization → Screw / Belt Press Juicing → Fine Filtration → Color Protection & Enzyme Inactivation → Sterilization → Degassing & Homogenization → Bottle Filling |
Wheatgrass/Leaf Juice Process:
Raw Material Inspection → Spray Washing → Draining & Air Drying → Chopping & Cutting → Screw Juicing → Rough Filtration & Residue Removal → Centrifugal Separation → Color Protection & Stabilization → Degassing & Homogenization → Pasteurization / UHT Sterilization → Bottle/Bag Filling |
4. Trading Company vs. Custom Factory: Which is the Right Choice?
| Comparison Factors | Supplier (Trading Company) | Factory (Manufacturing Only) | Integrated Industry & Trade Company |
|---|---|---|---|
| Price & Cost | Includes middleman markup, higher overall cost | No middleman cost, but possible hidden costs later | Transparent pricing, no middleman markup, best overall value |
| Customization Capability | No customization ability, only existing models available | Can customize machine specifications, but lacks process optimization advice | Can customize the complete production line based on raw materials, capacity, and budget |
| After-Sales Support | Depends on upstream factory support, slower response and possible communication issues | Only responsible for the equipment itself, limited after-sales service | One-stop after-sales support including installation, commissioning, and maintenance |
| Service Convenience | Easy communication, but no process guidance | Buyers must define all requirements themselves, no project planning support | One-stop service including project planning and processing technology guidance |
Combined with the above comparison, the integrated industry and trade model can best solve the core pain points of small and medium-sized juice processors. It not only avoids middleman price markups, but also accurately adapts to the processing requirements of different fruits and vegetables such as ginger, pineapple and wheatgrass. Meanwhile, it provides full-process services to save you from numerous follow-up troubles.
If you are planning to build a juice production line, whether for small startup production, mass batch production, or special process requirements, we can provide exclusive customized solutions tailored to your actual situation. From equipment selection and production line construction to later operation and maintenance, we offer full-process support, helping you efficiently launch a juice processing solution that perfectly matches your needs.
5. Common Questions Received from Our Clients
Q1: What is the difference between NFC cloudy juice and clear juice? Where are the production procedures different?
A1: Differences.
Washing → Sorting → Peeling → Crushing → Juice Extraction → Rough Filtration → Degassing → Homogenization → Sterilization → Filling
Clear Juice Process:
The previous procedures are the same, with one additional step of fine filtration / centrifugal clarification to remove fine pulp impurities, then proceed to degassing, sterilization and filling.
Q2: Is the juice yield the same for different fruits (pineapple, apple, mango, ginger)?
A2: No, the natural juice yield varies greatly for different raw materials:
Apple: Juice yield about 70%–85% (high juice content)
Pineapple: Juice yield about 65%–80% (thick skin, peeling required in traditional processing; double-screw press can directly extract juice without peeling)
Mango: Juice yield about 50%–65% (rich pulp and high fiber content)
Ginger: Juice yield about 45%–60% (coarse fiber and difficult to press)
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