5.1 Place of Work (Home, Shop, or Shared Space)
You don’t need a factory. Just a 6×6 ft clean corner — like a storeroom, verandah, or garage.
The machine looks like a double-door fridge, works silently, and needs only a regular 5-amp power plug.
✅ Ideal setup examples:
• Home-based unit: In Jaipur, Mrs. Neelam Bhatia runs her dryer next to her washing machine. She calls it her “Second Earning Corner.”
• Rented shop: In Nagpur mandi, Raju Patel pays ₹3000 rent for a small godown, runs two dryers, and earns ₹1500–₹2000 profit daily.
• Shared unit: In Surat, an SHG of four women runs one shared machine on rotation — one day each. They’ve now applied for two more units under the PMFME scheme.
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5.2 Tools & Equipment Needed
You only need a few everyday tools — no heavy gear:
• Knife set, cutting board, peeler, slicer.
• Plastic or stainless trays for loading.
• Airtight jars or zip pouches for packing.
• Labels and weighing scale.
• Small table fan and rack for cooling dried food.
💡 Pro tip: Don’t use iron trays — they can react with acidic foods like tomato or amla. Use plastic or steel mesh trays for best results.
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5.3 Understanding the Science — “Drying is Like Gentle Breathing for Food”
Most people think drying means “garam kar do, paani uda jaaye.”
But that’s not drying — that’s burning the soul of food.
SNL’s Heat Pump Dryer works differently — it removes water molecules slowly under controlled, cool air circulation.
Here’s the small science in simple words:
| Aspect | Hot Air Drying | Heat Pump (Cold Drying) |
| Temperature | 60–90°C | 35–55°C |
| Result | Shrinkage, dull color | Retains shape, color, and aroma |
| Moisture Control | Uncontrolled evaporation | Controlled condensation (no burn) |
| Energy | Wasted as heat | Recycled, efficient |
| Aroma | Lost | Retained |
| Nutrients | Degrade | Stay intact |
💬 Think of it like this:
• Hot drying is like standing in a desert wind.
• Heat pump drying is like drying your hair with a cool breeze — slow, safe, stylish.
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5.4 How to Operate the Machine (Rules = Perfect Results)
Every batch follows 5 simple steps — just like a recipe:
1. Pre-Cleaning: Wash, cut, and pat dry the items.
2. Loading: Place items evenly on trays. Don’t overload — airflow is key.
3. Set Time & Temperature: Choose the product mode (e.g. “Fruits,” “Spices,” or “Cooked Food”). The machine has presets designed by SNL engineers.
4. Let It Work: The system automatically adjusts airflow, humidity, and temperature.
5. Cooling & Packing: Wait 10 minutes before sealing — moisture condenses a little, which is normal.
💡 No need to watch constantly — you can do other work. The IoT system pings you when drying is done.
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5.5 The Science You Can Feel — “Color, Aroma, Texture”
• Color Retention: When tomatoes come out red, not brown, that’s cold drying magic.
• Aroma Preservation: The scent of mint, tulsi, or curry leaves remains as fresh as plucked from the garden.
• Texture Stability: Apple chips stay crisp, not rubbery. Paneer cubes dry white and sponge-like, ready to soak water again.
👉 Example: In Nashik, Mr. Suresh Joshi, a retired food inspector, dries 30 varieties of herbs — basil, rosemary, tulsi, pudina — all bright green and aromatic.
He calls himself “Herb Scientist without Degree.”
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5.6 Rate of Drying — The Invisible Formula Behind Quality
Every food has its own drying curve — fast at first, slow near the end.
The SNL system automatically senses this using sensors and feedback loops.
You just load, and the machine does the math.
📊 Typical rates:
• 1 kg tomato → 100 g dried in 4 hrs
• 1 kg coriander → 80 g dried in 3 hrs
• 1 kg cooked pulao → 200 g dried in 5 hrs
Even moisture removal rate = even drying = no color loss.
You can say proudly: “Mere dryer mein food khush hokar sukhata hai, gussa nahi karta!” 😄
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5.7 People Who Became Experts by Running This Business
• Sunita Didi (Jodhpur): Started with drying bhindi and tinda; now runs small workshops teaching others about nutrition and dehydration. Locals call her “Drying Didi.”
• Arif & Rehana (Lucknow): Husband-wife duo making Mughlai gravy bases for cloud kitchens; their biryani and korma mixes sell across India through WhatsApp orders.
• Vijay (Ahmednagar): A science teacher turned foodpreneur — runs experiments with mushroom and moringa drying. Now supplies to nutraceutical startups.
• Mary Joseph (Kerala): Retired nurse, dries cooked fish curry for NRIs in Dubai — rehydrates in 5 minutes, tastes fresh!
All of them started as learners and ended up as food processing champions — without going to any college or lab.
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💬 In Simple Words
You are not just switching on a machine — you are controlling temperature, humidity, and time like a scientist, but with a homemaker’s heart.
The science is already built inside the machine — you just follow the recipe, stay clean, and stay patient.
In a few weeks, you’ll speak like an expert — “Rate of drying slow rakho toh color retention better hota hai.”
That’s how simple small people create big food miracles.
