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DHG Pharma Factory: Vietnamese Pharmaceutical Plant Reduces Chiller Cleaning from Every 2-3 Weeks to Every 6 Months with Vulcan X-Pro 1

A leading pharmaceutical factory in Vietnam installed Vulcan X-Pro 1 on their 2000RT chiller and cooling tower system. Results after two years: cleaning frequency reduced from every 2-3 weeks to every 6 months, 100% chemical savings, and reduced electricity usage.

Company Overview: DHG Pharma

Duoc Hau Giang Pharma (DHG) is one of Vietnam's leading pharmaceutical companies, with a mission "For a more beautiful and healthier life."

34

Branches Nationwide

2000RT

Chiller Capacity

1

Vulcan X-Pro 1 Unit

Facility: Duoc Hau Giang Pharma factory

Location: Can Tho City, Vietnam

Distribution Network: Spreads across the country, from cities to countryside, as one of the most widespread and largest distribution networks in Vietnam

dhg pharma

The Challenge

The copper pipes in the chiller system were accumulating mud and limescale, requiring cleaning every 2-3 weeks. This frequent maintenance disrupted operations and increased costs significantly.

The Solution: Vulcan X-Pro 1

Chiller & Cooling Tower System

Installation: 1 x Vulcan X-Pro 1 Anti-Scale System

Application: 2000RT chiller and cooling tower system

The Vulcan X-Pro 1 was installed to treat the water for the massive chiller system that is critical to pharmaceutical manufacturing operations.

Vulcan Model Used

This pharmaceutical factory installed the Vulcan X-Pro 1, designed for very large industrial applications with pipe diameters up to 30 inches.

Installation

dhg pharma hard water softener descaler x pro1

Vulcan X-Pro 1 Electronic Unit

dhg pharma hard water softener descaler x pro1 chiller installation

Installation on Chiller System

Results After Two Years

Measured Results

  • Cleaning frequency reduced from every 2-3 weeks to every 6 months

  • 100% chemical savings for chiller treatment

  • Electricity usage reduced for the entire system

  • Cooling tower cleaning frequency minimized

  • Reduced scaling and algae formation in cooling tower

Technical Performance

  • Stable performance during impulse testing with oscilloscope

  • Approach/CLTD index of 0.8 at contractor inspection

  • Copper pipes remain clean with minimal maintenance

Frequency of Cleaning:

Before: Every 2-3 weeks

After: Every 6 months

The Bottom Line

Over two years of using Vulcan X-Pro 1, DHG Pharma has eliminated chemical treatment, dramatically reduced maintenance frequency, and lowered energy costs- all while ensuring reliable operation of critical manufacturing systems.

Benefits for Pharmaceutical Manufacturing

Reduced Downtime

From weekly cleaning to twice-yearly maintenance.

Chemical Elimination

100% savings on chemical treatment costs.

Energy Savings

Reduced electricity usage across the system.

Reliability

Stable performance with approach index of 0.8.

Vulcan X-Pro 1 Technical Specifications

Max Pipe Diameter:

30 inches

Water Flow:

Unlimited

Wattage:

3.75 W

Dimensions:

13.4" x 9.4" x 2.0"

Pipe Materials:

All types (iron, copper, stainless steel, PVC, PEX)

Installation:

No pipe cutting required

Maintenance:

Zero

Key Takeaway

DHG Pharma demonstrates the dramatic impact Vulcan can have on industrial operations. One X-Pro 1 unit transformed a 2000RT chiller system from weekly maintenance headaches to twice-yearly inspections, while eliminating chemical costs and reducing energy use.

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Hyundai Motors

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Fazer Chocolate

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Transform Your Industrial Operations

Join DHG Pharma and eliminate chemical costs, reduce maintenance, and save energy with Vulcan.

About the Author

Waslix provides non-chemical, maintenance-free scale prevention using Vulcan technology. This case study documents a Vulcan X-Pro 1 installation protecting a 2000RT chiller system at DHG Pharma factory in Can Tho, Vietnam.

Project facts

Country
Vietnam
Location
Can Tho City, Vietnam
Industry
Pharmaceutical
Equipment
Chiller, Cooling System, Cooling Tower
Environment
Industrial

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