Company lists · Data refreshed October 2026

Top 9 Insulating castables suppliers based in the United Kingdom

RevenueBase identified 27 company matches for insulating castables suppliers associated with the United Kingdom as of October 2026 and tracks 251 professional contacts across them, including 82 with verified work emails. Sheffield is the largest hub.

This list covers company matches for insulating castables suppliers associated with the United Kingdom, 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 October 27, 2026.

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 Oct 27, 2026 How this list was built
27Companies
251Contacts tracked
82Verified emails
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The 9 largest insulating castables suppliers based in the United Kingdom

Ranked by team size
Top 9 of 27 company matches for insulating castables suppliers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 27, 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 matchClowne, United KingdomHQ recorded Oct 27, 2026201-50074 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 · Oct 27, 2026 · View company records in RevenueBase
2Exact matchSheffield, United KingdomHQ recorded Oct 27, 202611-5025 contacts →

Exact match

“Producer and installers of a wide range of refractory products based in Dinnington, Sheffield.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
3Exact matchDudley, United KingdomHQ recorded Oct 27, 202651-20015 contacts →

Exact match

“Robert Lickley Refractories Ltd is a UK-based manufacturer of high-performance refractory solutions, supplying critical industries where reliability, safety and technical…”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
4Exact matchCannock, United KingdomHQ recorded Oct 27, 202651-20015 contacts →

Exact match

“From establishing in the early 1980’s to the present day, FCS has continually been at the forefront of high temperature and refractory solutions.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
5Exact matchWednesbury, United KingdomHQ recorded Oct 27, 202611-5015 contacts →

Exact match

“UK leaders for the supply of kilns for the ceramic industry and heat treatment furnaces for all industry sectors.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
6Exact matchCheadle, United KingdomHQ recorded Oct 27, 202611-507 contacts →

Exact match

“Vulcan Refractories was formed in 1969 and for over 40 years have been honing our expertise by solving some of the most challenging refractory issues that industry can find.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
7Exact matchSheffield, United KingdomHQ recorded Oct 27, 20261-107 contacts →

Exact match

“INTOCAST UK LIMITED is a wholesale company based out of LIVERPOOL STREET, SHEFFIELD, United Kingdom.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
8Exact matchBurntwood, United KingdomHQ recorded Oct 27, 202611-504 contacts →

Exact match

“Our professional approach has seen COBB LLOYD successfully grow across the many different refractory related industries.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
9Exact matchGreenock, United KingdomHQ recorded Oct 27, 20261-102 contacts →

Exact match

“Online Furnace Services are a dynamic Scottish company specialising in the supply of high quality furnace insulation packages for the thermal processing industry.”

Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase

Showing 9 of 27 insulating castables suppliers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 82 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Insulating castables suppliers based in the United Kingdom at a glance

As of Oct 27, 2026
32.7%Verified-email coverage
9.3Average contacts per company
11-50Median size (employees)
11.1%Largest-city concentration · Sheffield
Oct 27, 2026Page data refreshed

Companies by employee count

1-10
8
11-50
12
51-200
5
201-500
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 27 companies.

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.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “insulating 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 82 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 October 27, 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.

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 “insulating castables suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many insulating castables suppliers are there based in the United Kingdom?

RevenueBase identified 27 company matches for insulating castables suppliers associated with the United Kingdom as of October 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?

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

Which city has the most insulating castables suppliers?

Sheffield leads with 3 company records, followed by Cheadle (2) and Birmingham (1).

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 82 professional contacts with verified work emails tracked across these 27 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 October 27, 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.