Company lists · Data refreshed November 2026

Top 25 Dense castables suppliers worldwide

RevenueBase identified 680 company matches for dense castables suppliers worldwide as of November 2026 and tracks 20,527 professional contacts across them, including 6,422 with verified work emails. India is the largest market and Zhengzhou the largest hub.

This list covers company matches for dense castables suppliers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for dense castables suppliers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
680Companies
20,527Contacts tracked
6,422Verified emails
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The 25 largest dense castables suppliers worldwide

Ranked by team size
Top 25 of 680 company matches for dense castables suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchVienna, OH, United StatesHQ recorded Nov 5, 202610001+7,748 contacts →

Exact match

“At RHI Magnesita, we master heat, enabling global industries to build sustainable modern life.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Nov 5, 20261,001-5,0001,864 contacts →

Exact match

“Calderys is a leading global provider for industries operating in high-temperature conditions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchJharsuguda, IndiaHQ recorded Nov 5, 20261,001-5,000965 contacts →

Exact match

“Established in 1958, TRL Krosaki Refractories Limited (formerly Tata Refractories Limited (TRL)) has pioneered refractory production in India and have extended its supply and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchPittsburgh, PA, United StatesHQ recorded Nov 5, 20261,001-5,000776 contacts →

Exact match

“HWI is the largest supplier of refractory products and services in the United States, with a history that spans more than 150 years.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchPoá, BrazilHQ recorded Nov 5, 20261,001-5,000760 contacts →

Exact match

“We are IBAR, the Brazilian representative for the development of advanced solutions in refractory materials technology for 80 years.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchKütahya, TürkiyeHQ recorded Nov 5, 2026501-1,000229 contacts →

Exact match

“KÜMAŞ is the largest producer and supplier of refractory products for steel, cement, glass, lime, nonferrous and some other industries in Eastern Europe and Turkey.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchRobinson Township, QC, United StatesHQ recorded Nov 5, 2026201-500219 contacts →

Exact match

“Resco Products has been servicing the refractory industry for over half a century and grown to 11 facilities across North America which gives us the unique ability to service our…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchKatni, IndiaHQ recorded Nov 5, 20261,001-5,000194 contacts →

Exact match

“Mahakoshal Refractories Pvt.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchVienna, AustriaHQ recorded Nov 5, 2026501-1,000159 contacts →

Exact match

“RATH is a refractory producer and is specializing in high temperature heat containment, thermal processing, and thermal measurement needs of its customers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchRourkela, IndiaHQ recorded Nov 5, 2026201-500157 contacts →

Exact match

“Sarvesh was incorporated in the year 1993, having two State-of-the-Art manufacturing facilities in Odisha.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchMunich, GermanyHQ recorded Nov 5, 20261,001-5,000145 contacts →

Exact match

“The Refratechnik Group is a global network of companies, active in the refractory and raw material business.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchGävle, SwedenHQ recorded Nov 5, 2026201-500133 contacts →

Exact match

“Höganäs Borgestad develops, manufactures and deliver refractory products, installations and turnkey solutions that enhance the productivity and competitiveness of industrial…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchDeerfield, United StatesHQ recorded Nov 5, 202651-20093 contacts →

Exact match

“Magneco/Metrel, Inc.(MMI) is a worldwide refractory manufacturer with headquarters in Deerfield, Illinois, USA.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchNorthbrook, IL, United StatesHQ recorded Nov 5, 202651-20081 contacts →

Exact match

“Plibrico offers a full line of monolithic refractories, insulating firebrick and complementary refractory products.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchCairo, EgyptHQ recorded Nov 5, 2026501-1,00080 contacts →

Exact match

“Once known as the “Egyptian Company for Refractories”, Asfour M&R has now become one of the largest and most reputable producers of Refractories in the region.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchAhmedabad, IndiaHQ recorded Nov 5, 202611-5079 contacts →

Exact match

“We are pleased to introduce ourselves as a leading supplier of Ceramic Fibre Products, Insulation Bricks & Blocks, High Alumina Bricks, Grinding Media, Refractory Materials…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchClowne, United KingdomHQ recorded Nov 5, 2026201-50075 contacts →

Exact match

“Capital Refractories supplies refractory linings and associated products to metal melting, foundry and cement industries around the world.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchResende, BrazilHQ recorded Nov 5, 202651-20071 contacts →

Exact match

“It is settled in a m2 industrial área, located in Resende – Rio de Janeiro, Brazil.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchMcmurray, IN, United StatesHQ recorded Nov 5, 2026201-50065 contacts →

Exact match

“OUTSTANDING QUALITY, PROVEN TECHNOLOGY, & CUSTOMER-FOCUSED SERVICE FOR 50 YEARS.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchErie, PA, United StatesHQ recorded Nov 5, 202651-20059 contacts →

Exact match

“Onex delivers complete industrial furnace and combustion solutions designed to improve reliability, efficiency, and operational performance.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchTehran, IranHQ recorded Nov 5, 202651-20050 contacts →

Exact match

“Patron Group (Pat Roshan Nikta) is a private company, active in Steel Industry, Petrochemical Industries, & Cement Industries.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchGuadalupe, MexicoHQ recorded Nov 5, 2026n/a49 contacts →

Exact match

“Vesuvius es un líder mundial en el diseño, ingeniería, fabricación y entrega de productos refractarios, sistemas y servicios para aplicaciones industriales de alta tecnología-…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchMumbai, IndiaHQ recorded Nov 5, 202651-20048 contacts →

Exact match

“SKG Refractories Ltd stands as a stalwart in the industry for over 25 years, blending Experience, Expertise, and Excellence.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchJoinville, BrazilHQ recorded Nov 5, 202651-20046 contacts →

Exact match

“A Refratek atua há mais de 35 anos no mercado de materiais refratários e isolantes, oferecendo soluções de qualidade certificada pela ISO 9001:2015.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchNew Delhi, IndiaHQ recorded Nov 5, 202651-20045 contacts →

Exact match

“Special Ceramics (SCL) was founded in 1988 with the simple objective of delivering high quality refractories at the best prices.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 680 dense castables suppliers worldwide

See the full list, filter by size, metro and specialty, and access 6,422 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Dense castables suppliers worldwide at a glance

As of Nov 5, 2026
31.3%Verified-email coverage
30.2Average contacts per company
11-50Median size (employees)
3.4%Largest-city concentration · Zhengzhou
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
162
11-50
214
51-200
175
201-500
61
501-1,000
29
1,001-5,000
19
5,001-10,000
3
10001+
4

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for dense castables suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “dense castables suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 6,422 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Dense castables suppliers by location

3 lists · largest first

Every Dense castables suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “dense castables suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many dense castables suppliers are there worldwide?

RevenueBase identified 680 company matches for dense castables suppliers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

RHI Magnesita tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most dense castables suppliers?

India leads with 128 companies, followed by the United States (92) and the United Kingdom (27). Every dense castables suppliers list by country and city is linked on this page.

Which city has the most dense castables suppliers?

Zhengzhou leads with 23 company records, followed by Kolkata (8) and Mumbai (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 6,422 professional contacts with verified work emails tracked across these 680 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.