Manufacturers, Exporters, Suppliers of Biocides for Sugar Chemical in India

Biocide for Sugar Mill Milling Section - Innovacorp

Biocide for Sugar Mill Milling Section

“Protect The Milling Train. Stop Dextran At The Source.”

Innovacorp is a manufacturer of biocides for sugar mills. The milling section is where microbial contamination begins. Cane arrives with soil and bacteria on its surface, and once it enters the milling train, the warm, sugar-rich juice becomes an ideal environment for Leuconostoc mesenteroides to multiply. This bacterium produces dextran, which raises juice viscosity, reduces sugar recovery and creates slime that blocks pipes. Our biocide is formulated to control this bacterial load directly at the cane carrier and milling train, before the contamination spreads to the rest of the plant.

Why The Milling Section Needs Biocide

The milling train is the first point where sucrose meets bacteria. If the bacterial load is not controlled here, dextran forms within hours and the problem carries forward to clarification, evaporation and crystallisation. Dextran is not removed by clarification — it stays in the process and affects sugar quality at the end. Controlling bacteria at the milling stage is the most effective way to keep the rest of the process stable. It also reduces slime formation in juice pipelines, which is one of the common causes of unscheduled mill stoppages.

Where It Is Dosed In The Mill

  • Cane Carrier: Sprayed on cane as it enters the mill to reduce the initial bacterial load.
  • First Mill / Milling Train: Dosed into the juice as it comes out of the mills, to control bacteria before juice reaches the tank.
  • Raw Juice Tank: Maintains microbial stability in the collected juice before it moves to clarification.
  • Juice Pipelines: Prevents biofilm and slime formation that causes blockages and pressure drops.

Types We Manufacture

  • Quaternary Ammonium Based Biocides: Broad-spectrum control against gram-positive and gram-negative bacteria. Most commonly used in milling train and juice streams.
  • Organosulfur Based Biocides: Effective against a range of microbial species, with good stability under high-temperature milling conditions.

Typical Specifications

Indicative values from our standard sugar mill biocide range. Final specification is confirmed against your mill's microbial profile.

Parameter Typical Value
Appearance Clear to pale yellow liquid
Type Quaternary ammonium / Organosulfur
pH (1% solution) 6.0 – 9.0
Active Content 20% – 50%
Density 0.98 – 1.10 g/cc
Shelf Life 12 months from manufacture

Application and Dosage

Dosage depends on the cane quality and the microbial load entering the mill. Indicative ranges:

  • Cane Carrier: 10 – 15 ppm on cane, sprayed continuously.
  • Milling Train / First Mill: 10 – 20 ppm on juice, dosed at the mill outlet.
  • Raw Juice Tank: 10 – 20 ppm on juice, dosed at the inlet.

During periods of high contamination (rainy season, stale cane), dosage may need to be increased. Our technical team can advise based on your mill's microbial analysis.

Packing

  • Liquid Form: 35 kg / 50 kg HDPE carboys and 200 litre HDPE drums.
  • Bulk Supply: Available in tanker loads for large mills on request.

Key Benefits

  • Stops Dextran At Source: Controls bacteria before they spread through the process.
  • Protects Juice Quality: Less microbial load means cleaner juice entering clarification.
  • Reduces Pipeline Blockages: Controls slime and biofilm formation in juice lines.
  • Works With Existing Dosing Systems: Compatible with metering pumps and spray systems used in most mills.

Technical Support

Microbial load in the milling section changes through the day and through the season. Our technical team works with your mill chemist to review microbial analysis and recommend the right biocide type and dosage for your milling train. For large mills, we arrange plant trials before finalising the recommendation.

Frequently Asked Questions

Q. Where is biocide dosed in the sugar mill milling section?
Biocide is dosed at the cane carrier, first mill and raw juice tank. The right dosing point depends on where contamination is highest in your milling train.

Q. How does biocide control dextran in sugar mills?
Biocide controls Leuconostoc mesenteroides and other bacteria that produce dextran from sucrose. This protects sugar recovery and juice quality.

Q. What is the dosage of biocide in the milling train?
Typical dosage is 10 – 20 ppm on cane or juice. Call +91-9312871070 for guidance based on your mill's microbial analysis.

Q. Can biocide be used with other milling chemicals?
Yes, Innovacorp biocides are compatible with flocculants, antiscalants and other sugar processing aids used in the milling and clarification sections.

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