Introduce To Cooling Tower Fill
Cooling tower fill is one of the most essential heat exchange components in a cooling tower. Its main function is to increase the contact area between water and air, prolong their contact time, and thus improve the heat exchange efficiency of the cooling tower. High quality fillers can significantly improve cooling capacity, reduce energy consumption, and extend equipment lifespan
Working Principle Of Cooling Tower Fill
Cooling tower fill promotes heat and mass exchange between water and air by providing a large surface area. When hot water is sprayed down from the top of the packing, air usually enters from the bottom or side, flowing in reverse or cross flow. Water forms a thin film or disperses into small droplets on the surface of the filler, thereby increasing the contact area with air. Heat is transferred from water to the air, and some of the water evaporates, taking away latent heat and further lowering the water temperature. This process relies on the geometric design of the filler, including its shape, porosity, and material properties, to ensure efficient heat transfer and low air resistance.
Why Cooling Tower Fill Is Popular in South Korea
Cooling tower fill is widely used and highly valued in South Korea because the country’s industrial structure, energy environment, and regulatory requirements all demand efficient, reliable, and cost-effective cooling performance. The main reasons include:
1. Korea’s Industries Depend on High-Efficiency Cooling
South Korea has highly concentrated, high-tech and heavy industries such as:
Semiconductors
Petrochemicals and refineries
Steel and shipbuilding
Automotive and EV battery manufacturing
Pharmaceuticals and food processing
2. High Energy Costs Make Efficiency a Priority
Industrial electricity prices in Korea are relatively high.
High-quality cooling tower fill helps:
3. Strict Environmental Regulations
South Korea enforces strong regulations on:
Water consumption
Wastewater discharge
Energy efficiency
Efficient fill helps companies:
Why Cooling Tower Fill Is Critical to South Korean Industry
Cooling tower fill plays a vital role in South Korea’s industrial infrastructure due to the nation’s highly concentrated manufacturing base, strict environmental regulations, limited land availability, high energy costs, and the need for stable industrial cooling. Below are the key reasons:
1. Korea’s Industrial Powerhouses Depend on Stable Cooling
South Korea is home to world-leading industries such as:
Semiconductors (Samsung, SK Hynix)
Petrochemical and refinery plants (LG Chem, SK, S-Oil)
Shipbuilding and steel (Hyundai Heavy, POSCO)
Automotive and EV manufacturing (Hyundai, Kia)
Pharmaceuticals and food production
All these sectors rely on precise, uninterrupted cooling water systems.
Efficient fill media is essential to maintaining consistent cooling tower performance.
2. High Energy Costs Make Cooling Efficiency Extremely Important
South Korea has some of the higher industrial electricity rates in Asia.
High-performance cooling tower fill helps:
Even a small gain in fill efficiency translates to major energy savings.
3. Strict Environmental Regulations Require Efficient Cooling Systems
South Korea enforces strong environmental controls on:
Water consumption
Wastewater discharge
Industrial emissions
Energy usage
Using high-quality fill allows factories to:
Reduce blowdown and water waste
Improve cooling efficiency
Align with environmental compliance requirements
Fill upgrades are often necessary to pass government environmental audits.
TOP 10 Cooling Tower Fill Manufacturer in South Korea
1.Power Tower Cooling Technology (Shaoxing) Co.,Ltd（China）
Business:
PT is an excellent domestic manufacturer of cooling tower parts. Since its establishment in 2009, PT has always adhered to the concept of "long-lasting quality and endless innovation". PT produces various cooling tower fillers, such as S-wave fillers, cross-flow tower fillers, counter flow tower fillers，round fillers. Various brand fillers: Liangchi, Lanxun, Spindle, Ebara, Kingsun, etc. Materials include PP, PVC, UPVC. The company has over 40 product inventions practical technology patents, and has iS09001, 1S014000, and other certifications.
History & Capability:
PT company handles everything from design, production, to after-sales.
Strengths:
Full turn-key capability; deep experience in both cooling tower and fill design.
2.Kyung In Machinery Co., Ltd. (Kimco)
Business:
A long-established cooling tower manufacturer (since 1975) with full services: design, manufacturing, installation, maintenance.
Fill Technology:
Their “parts” page mentions that all their cooling tower fill is treated with plasma surface modification to improve hydrophilicity, enhancing heat-exchange effectiveness.
Strengths:
R&D capability, patented technologies, strong technical background, in-house design and test facilities.
3.Daeil Aqua Co., Ltd. (DAEIL AQUA)
Business:
Korea-based company specializing in building and designing cooling towers.
Fill Products:
Their product lines explicitly include PVC filler drift eliminators (비산제거기), FRP basins, etc.
Strengths:
Strong design expertise, experience in counterflow and crossflow tower types, customized solutions.
4.Seongdo Cooling Tower Co., Ltd. (SeongdoCT)
Business:
A specialized cooling tower company focusing on medium-scale and industrial towers.
Products:
They offer industrial cooling towers, likely with their own or in-house fill media.
Strengths:
Trust built on “long-accumulated technology and trust,” good reputation for reliable tower design.
5.Hyunchang Industrial Co., Ltd.
Business:
Specializes in cooling towers, tower parts, and FRP (fiber reinforced plastic) products.
Fill Role:
As a parts manufacturer, they likely supply fill media or structural internal components for towers.
Strengths:
Broad materials expertise (FRP), strong in tower accessories, flexible manufacturing.
6.KNECT / Gyeongnam Engineering
Business:
Cooling tower manufacturer; their product description emphasizes high-efficiency filler (“filler / 충진재”).
Design Advantage:
They claim that by using their efficient filler, they can make their crossflow towers more compact and quieter.
Strengths:
Compact footprint, noise reduction via filler optimization, engineering-driven design.
7.SKCT Fill / Seonggwang Machinery (SKCTfill)
Business:
The company name itself highlights their specialization. They manufacture various cooling towers: cross-flow, counter-flow, industrial, circular towers, and also do renovation/repair.
Fill Focus:
Given the name and business, they are likely specialized in fill media as well as tower internals.
Strengths:
Broad tower portfolio + parts business, including maintenance and retrofit.
8.NCH Korea
Business:
While not a “tower manufacturer,” they provide fill replacement and nozzles, plus high-pressure cleaning services for cooling towers.
Service Role:
Their model is service + retrofit: they don’t just sell fill, they also help maintain and optimize cooling tower internals.
Strengths:
After-sales service, replacement, and optimization; good for clients needing maintenance rather than new tower builds.
9.Saegi Co., Ltd.
Business:
Cooling tower manufacturing; their product line includes open cooling towers , cross-flow, counter-flow, etc.
Fill Implicit:
As a tower builder, they would naturally work with fill media in their designs.
Strengths:
Variety in tower types, experience in structural design, local market presence.
10.CA Engineering Co., Ltd.
Business:
Engineering company involved in cooling-solutions; they discuss the need for regular fill replacement in their public communications.
Role:
Not necessarily a mass fill producer, but they are heavily involved in the engineering, replacement, and design side of cooling towers, including fill selection and maintenance.
Strengths:
Engineering capability, retrofit expertise, strong client-facing technical support.
