CALDERYS PRESENCE IN INDONESIA

Calderys has been a trusted provider of refractory solutions in Indonesia for more than 50 years. Through PT Indoporlen—established in 1975—the company has earned strong customer trust and built a proven track record in the Indonesian refractory industry.

Originally founded as a sole agent, PT Indoporlen evolved over the decades into a comprehensive refractory partner, offering engineering, installation services, and high-quality refractory products such as refractory cement and fire bricks.

In 2013, PT Indoporlen joined the Calderys Group, strengthening its capabilities and service offering in Indonesia. This was further reinforced in 2023 with the global merger between Calderys and HarbisonWalker International (HWI), expanding access to advanced technologies, materials, and global expertise.

Today, Calderys in Indonesia provides high value-added refractory solutions to a wide range of industries, including steel, cement, power, and other high-temperature operations. By leveraging decades of technical know-how and the support of a global network, Calderys delivers reliable, safe, and sustainable refractory support to industrial operations throughout the country.

Your Calderys Contact in Indonesia:

Sales team
indonesia@calderys.com
Calderys' plant in Indonesia

KEY FIGURES

Company name

Calderys Indoporlen

+50

YEARS OF
EXPERIENCE

ESTABLISHED

1975

69,233 m²
Facility Area
150+
Employees
19,542 m²
Building Area

Your Industries

Calderys' technical team in Indonesia

Iron & Steel

Calderys Indonesia provides an extensive range of refractory solutions tailored for the steel industry, with a strong focus on monolithic refractories and precast blocks. These solutions are designed for various furnace systems, including electric arc furnaces (EAF), reheat furnaces, blast furnace, and induction heaters. Refractory linings are also available for auxiliary steelmaking equipment such as ladles.

The Group’s solutions are designed to optimize total cost and performance by addressing key factors such as installation methods, labor costs, energy consumption, and CO₂ emissions, enhancing operational efficiency of customers.

Calderys leverages its global network, through its footprint in Indonesia and HWI, its brand for the Americas to further expand product portfolio, including electro-fused bricks and fluxes. Additionally, by leveraging our domestic production and inventory capabilities, we can flexibly respond to short lead-time orders.

Calderys also provides integrated project execution, delivering total solutions from design to installation. We are committed to supporting stable and efficient operations for our customers through advanced refractory technologies and services.

Foundry

With over 10 years of proven expertise in the foundry industry, Calderys is a global leader in refractory solutions for both ferrous and non-ferrous applications. In Indonesia, the company supports a wide range of foundry operations, including cast iron, cast steel, aluminum, copper, and zinc.

Calderys Indonesia provides tailored refractory solutions for all types of foundry equipment, including coreless induction furnaces, runners, and ladles. Our local foundry experts in Indonesia design and recommend the most suitable refractory configurations to match each customer’s specific operating conditions.

More than just high-quality refractory products, the offering includes complete solutions, from engineering and material supply to installation and technical support. Calderys has further enhanced its ability to provide a more diverse and flexible range of refractory solutions.

Indonesia team
Worker in Indonesian plant

Thermal

Calderys provides high-performance refractory solutions for a wide range of industries such as aluminum rolling and secondary refining, incineration, power generation, cement, petrochemicals, glass manufacturing, and pulp & paper.

Customers in these sectors operate facilities that integrate complex and diverse technologies, where high productivity and operational stability are critical. Selecting the optimal refractory solution is therefore essential to achieving these goals.

Calderys offers a comprehensive range of material solutions—including bricks, castables, precast blocks, anchors, and insulation materials. In the area of design and installation, the Group’s global project expertise enables our refractory specialists to deliver high-quality services that minimize equipment downtime and maximize operational efficiency.

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