Fertilizer is sold in 50 kg bags, and a farmer notices when one is short. A plant bags thousands of tonnes a day, the subsidy and the invoice both run on weight, and a bagging line that drifts by a few hundred grams either gives product away or puts short bags on the market. Upstream, raw materials arrive by the truckload and move on conveyors to silos that nobody can see into.
Hindustan Scale Company (HSCo), Mumbai, has made weighing equipment since 1955. For fertilizer plants and blending units we supply bagging machines, heavy checkweighers, belt weighers, weighbridges and in-motion weighbridges, silo weighing, explosion-proof scales for rated areas, and scales with relay, 4-20 mA and RS-485 outputs for your control system. Tell us where the weight slips and we’ll name the equipment that holds it.
Where a fertilizer plant weighs, and with what
- Raw material in – weighbridges and in-motion weighbridges for trucks of rock phosphate, potash and other inputs.
- Conveyors – belt weighers measure material flow to the process and to silos.
- Silos and hoppers – load cell modules show stock of raw material and product.
- Blending – programmable and relay-output scales control each component.
- Bagging – bagging machines fill 50 kg bags and heavy checkweighers reject short ones.
- Dispatch – weighbridges for loaded trucks, pallet scales for stacks.
Tell us the problem, we’ll name the scale
What fertilizer plants ask us about most.
| Your problem | What we recommend | Range | Why it works |
|---|---|---|---|
| 50 kg bags come out uneven | Filling scale / bagging machine HSC-FSBM | 10 to 50 kg bags | ±0.1 to 0.5%, automatic bag positioning |
| Short bags slip through to dealers | Heavy weight checkweigher HSC-PC500 / PC600 | Up to 50 kg | Every bag weighed on the conveyor, IP65 |
| Conveyor tonnage isn’t known | Belt weighing system HSC-BWS | Belts 400 to 1,800 mm | ±0.25 to 0.5%, 4-20 mA and RS-485 |
| Trucks queue at the gate | In-motion weighbridge HSC-IMW | Up to 150 t | Weighs moving trucks at up to 20 km/h |
| Silo stock is a guess | Load cell mounting modules with indicator | Up to 150 t | Weight under the silo legs |
| Blend ratios vary | Programmable weighing scale with relay outputs | Your capacity | Stops each component at its set weight |
| Weights don’t reach the DCS | 4-20 mA, RS-485 and relay outputs | HSCo and most other scales | Standard signals your control system reads |
| Rated areas near ammonia or dust | Explosion-proof platform and pallet scales | 500 kg / 1,000 kg; pallets | Certification confirmed for your zone |
Raw material gate to bag stack, one supplier
Fertilizer plants weigh at the gate, on the conveyors, in the silos and at the bagging line. HSCo supplies all of it and links it to your control room.
- Built for corrosive dust. Sealed load cells and protected electronics, because fertilizer dust eats ordinary scales.
- Serviced. Installation, annual maintenance, repairs, upgrades and training.
- Weights in the control system. Relay, 4-20 mA and RS-485 outputs from every scale.
Bagging and checkweighing
Bags filled to weight and checked on the line.
Filling Scale / Bagging Machine HSC-FSBM – 10 to 50 kg Bags
Heavy Weight Checkweigher HSC-PC500 / PC600 – up to 50 kg, IP65
PC Checkweigher Series HSC-PC – 50 g to 50 kg, In-Line, 15 to 90 m/min, PC Control
Weighbridges and belt weighers
Trucks at the gate and material on the belts.
Electronic Weighbridge HSCMTW – 10 t to 120 t, 11 Sizes, IS 2062 Steel
Electronic weighbridge for trucks and heavy vehicles in 11 standard sizes, 10 t to 120 t (4.5 m to 20 m), double-ended shear beam load cells, IS 2062 steel frame designed for 50% overload, ribbed anti-skid deck, HSCO Hydra anti-rust coating, lightning-resistant junction box. Installed by HSCo, with government certification.
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Electronic Weighbridge HSCRCTWB – 10 t to 120 t, 11 Standard Sizes, Lightning-Resistant Junction Box
Electronic weighbridge HSCRCTWB for trucks: 10 to 120 t, eleven standard sizes from 4.5 × 2.5 m to 20 × 3 m, IS 2062 steel frame, load from any angle, lightning-resistant junction box, hydrophobic HSCo Hydra coating, HSCo Intellinet software and Android app. Government stamping, 1-year warranty.
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Belt Weighing System HSC-BWS – Conveyor Belt Weigher, 400 to 1,800 mm
Conveyor belt weigher: continuous flow rate (TPH) and totals, bolt-on for belts 400–1,800 mm, ±0.25–0.5% accuracy, IP67 load cells, 4–20 mA / Modbus RS-485 / pulse outputs.
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In-Motion Weighbridge HSC-IMW – Weigh Vehicles Without Stopping, up to 150 t
In-motion weighbridge: weighs vehicles on the move at up to 20 km/h, up to 150 t, ±0.2–1.0%, sealed load cells, touch-screen indicator, PC software with vehicle ID. Shallow pit or surface mounted.
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Silo and hopper weighing
Load cell modules for silos, bins and hoppers.
Ball and Cup Double-Ended Shear Beam Load Cell for Weighbridges – C3
Weighbridge Load Cell – Double Ended Shear Beam, Steel Ball, C3
Batch Weighing Controller HSC-BWC – Touchscreen, 4 Load Cells, 8 Relays, 100 Recipes
Batch weighing controller HSC-BWC: 7" or 10" touchscreen, 1 to 4 load cells, 24-bit, ±0.01% FS, up to 8 relay outputs for batching and discharge, 100 recipes, RS-232 / RS-485 / Modbus RTU, USB / SD / PC batch reports, PLC and SCADA compatible. For cement, chemicals, food and pharma. 1-year warranty.
Column Load Cell HSC LCZ-1 – 5 to 450 t, IP68 Welded, Upper Ball Loading
Column Load Cell HSC LCZ-2 – 5 to 450 t, Double Ball Head, Welded IP68
Column Load Cell HSC LCZ-4 – 20 to 60 t, Double Ball Head, IP68
Compression Load Cell HSC-LCL-1 – Ball Top, Square Base Plate, for Weighbridges
Double Shear Beam Load Cell HSC LCQ-2 – 2 to 35 klb, IP67/IP68, for Truck and Hopper Scales
Control outputs and programmable scales
Relay, 4-20 mA and RS-485 scales and add-ons.
PLCHQBT Bluetooth Platform Scale – 50 to 500 kg, Chequered Plate, Android App, Two Displays
Bluetooth platform scale PLCHQBT: 50 to 500 kg, MS chequered platform on MS frame, weights to the HSCo BT Bluetooth Smart Weighing Scale app on Android, jumbo green front and big green back displays on an adjustable stand, 200% overload load cells, water-resistant PCB, Legal Metrology stamped. 1-year warranty.
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4–20 mA Output for Weighing Scales – Seamless Analog Integration for Industrial Automation
- Output range: 4–20 mA corresponding to your desired weight span
- Compatible with all HSCo industrial weighing systems
- Ideal for process industries, pharma, chemical, food, and manufacturing setup
- Reliable signal over long distances with minimal interference
- Simple calibration and scaling through the indicator
- Available with optional dual output, relay, and alarm integration
4–20 mA Output Weighing Scale – Weight Signal Direct to Your PLC
Programmable Weighing Scale – Custom Logic, Batching and Relay Control
Relay Output for Weighing Scales – Hi / Lo / OK Weight Triggers
Relay Output Weighing Scale – Switch Machines On or Off at a Set Weight
RS485 Port Weighing Scale – Weight Data to PLC and SCADA
SSBBT Bluetooth Table Top Scale – 30 / 50 kg, Stainless Steel, Android App
Stainless-steel Bluetooth table top scale: 30 kg or 50 kg, weights to an Android app for records and billing, jumbo green front and back displays, 25+ hour battery. Stamped.
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Platform and pallet scales
Stores, stacks and dispatch, including explosion-proof models.
Dial Type Platform Scale – Mechanical, No Power Needed, with Wheels
Digital Pallet Scale HPT – Pallet Truck with Scale and Printer, 2 t / 3 t
Digital Pallet Scale HSC-PWSPR with Receipt Printing – 2 t / 3 t
Explosion Proof Digital Pallet Scale HSC-PWSEP – For Hazardous Areas
Fully Electric Digital Pallet Scale HSC-PWSFE – Battery-Powered Pallet Truck with Scale
Semi-Electric Digital Pallet Scale HSC-PWSFE – 2,000 / 3,000 kg, Electric Drive, Lithium Battery
Semi-electric digital pallet scale HSC-PWSFE: 2,000 or 3,000 kg, ±500 g, brushless electric drive on a 24 V 20 Ah lithium battery, electromagnetic brake, speed control and emergency stop, hydraulic lift from the handle (115 mm), 1,150 × 550 mm forks, digital LED indicator, Legal Metrology approved. 1-year warranty.
Loose Weight Platform Scale – Stainless Steel Platform, Mechanical Beam
U-Shaped Pallet Scale – 2,000 kg × 0.5 kg, Low Profile, Drive-In
More equipment used in fertilizer plants
Other HSCo products that fertilizer makers buy from us.
SSX Table Top Scale – 10 kg × 1 g, Compact Stainless Steel
Compact stainless-steel table-top scale: 10 kg × 1 g, 135 × 170 mm tray, extra-bright LED, rechargeable battery, anti-rodent and water-resistant, government stamped.
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SSM Electronic Table Top Scale – 20 kg × 1 g, Stainless Steel
Compact stainless-steel table top scale: 20 kg × 1 g, extra SS tray, front and back LED displays, 25+ hour battery, water-resistant PCB. Legal Metrology stamped.
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SSS Electronic Table Top Scale – 5 kg / 30 kg, Stainless Steel, Compact
Compact stainless-steel table top scale with extra SS tray: 5 kg or 30 kg, front and back LED displays, 25+ hour battery, 30 × 23 × 9.4 cm. Legal Metrology stamped.
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ABS1505 / ABS301 Precision Table Top Scale – 15 kg and 30 kg, 0.5 g
Precision table top scale: 15 kg (ABS1505) or 30 kg (ABS301), readability down to 0.5 g, stainless platter, red LED, humid-proof electronics, rechargeable battery. Stamped.
हिंदी में इसे वजन काटा कहते हैं. Vajan Kata (वजन काटा) – all types and prices
Holding 50 kg, bag after bag
Bagging machines drift as the product’s density and flow change through the day. A heavy checkweigher after the bagger does two jobs: it rejects short bags before they reach a dealer, and its records show whether the bagger is creeping, so you can correct it before it gives product away. Protect both from dust, check them with a test weight each shift, and keep them stamped, because declared bag weights are a Legal Metrology matter.
Keeping scales alive in fertilizer dust
Fertilizer dust is corrosive and gets everywhere, so it shortens the life of any scale left unprotected. Keep indicators in closed housings, seal cable entries, clean platforms and load cells regularly, and choose stainless or well-coated parts near bagging lines. Check each scale with a test weight every shift, because a corroded load cell usually drifts before it fails.
Questions buyers ask
Weighbridges and belt weighers for raw material, silo weighing, programmable scales for blending, and bagging machines with heavy checkweighers at the bagging line. HSCo supplies all of them.
Yes. The HSC-FSBM fills 10 to 50 kg bags at ±0.1 to 0.5%, in automatic or semi-automatic versions.
Put a heavy checkweigher after the bagger. The HSC-PC500 / PC600 weighs bags up to 50 kg on the conveyor and rejects any outside limits.
Yes, over relay, 4-20 mA or RS-485 outputs.
Yes. Scales used to check declared quantities must be Legal Metrology verified and stamped.
Tell us your bagging rate, your raw materials and where the weight slips. We’ll name the equipment and send a quotation. Call or WhatsApp +91-7045922250.
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