Company lists · Data refreshed September 2026
Top 25 Aluminum oxide producers worldwide
RevenueBase identified 362 aluminum oxide producers worldwide as of September 2026 and tracks 16,726 professional contacts across them, including 4,546 with verified work emails. The United States is the largest market and Zhengzhou the largest hub.
This list covers aluminum oxide producers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026. Country and city lists for aluminum oxide producers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest aluminum oxide producers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 6,472 contacts → | ||||
Strong evidence “Emirates Global Aluminium is the world’s largest ‘premium aluminium’ producer and the biggest industrial company in the United Arab Emirates outside oil and gas.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 754 contacts → | ||||
Indirect evidence “A Albras é a maior produtora de alumínio primário no Brasil e desde 1985 alimenta os mercados interno e externo com lingotes de alta pureza.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 593 contacts → | ||||
Strong evidence “Century Aluminum is a primary aluminium producer, supplying standard-grade, high-purity and value-added primary aluminum products.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 441 contacts → | ||||
Partial evidence “With more than 100 years of alumina expertise, Almatis is the world leader in the development, manufacture and supply of premium alumina and alumina-based products.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 283 contacts → | ||||
Strong evidence “Worldwide leading producer of specialty alumina, Alteo is located in France.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 238 contacts → | ||||
Partial evidence “Somos uma indústria especializada na fabricação de aluminas especiais e hidratos, atendendo tanto o mercado nacional quanto o internacional por meio da exportação de nossos…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 223 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 217 contacts → | ||||
Indirect evidence “Washington Mills is a world leader in the manufacture and distribution of abrasive materials and fused mineral products.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 157 contacts → | ||||
Indirect evidence “Alüminyum sektörünün lider üreticilerinden biri olan Akpa Alüminyum, 1986 yılında İstanbul’da kuruldu.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 148 contacts → | ||||
Partial evidence “With aluminium we co-create the future.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 141 contacts → | ||||
Indirect evidence “Active Minerals International is an ISO 9001:2015 certified mining, distribution and sales company.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 102 contacts → | ||||
Partial evidence “Gujarat Credo Alumina Chemicals Ltd.(GCACL) has established the world's newest and arguably the most modern plant for the production of Specialty Alumina Chemicals & Hydrates.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 97 contacts → | ||||
Strong evidence “At Norðurál Grundartangi, 600 employees work round the clock using electricity from Iceland’s renewable resources to process pure aluminum from aluminum oxide.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 93 contacts → | ||||
Indirect evidence “QSIL is a leading international specialist for refractory, high-temperature and high-purity high-performance materials.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 83 contacts → | ||||
Indirect evidence “Fundada em 1961, na cidade de São João da Boa Vista, SP, a Elfusa é hoje a maior empresa da América Latina na produção de óxidos fundidos.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 82 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 81 contacts → | ||||
Partial evidence “Baikowski® is a worldwide leading industrial manufacturer of high purity alumina powders & formulations, Spinel, Phosphor, Zirconia & Ceria for technical ceramics, precision…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 76 contacts → | ||||
Partial evidence “Alpha HPA is a publicly listed, Australian-based company which has commercialised the world’s first adoption of the solvent extraction (SX) purification technique to aluminium to…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 74 contacts → | ||||
Indirect evidence “Nabaltec AG, with registered office in Schwandorf, a chemicals business which has received multiple awards for innovativeness, manufactures, develops and distributes highly…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 66 contacts → | ||||
Indirect evidence “Established in 1992 as a trading company, PIDC is focused on finding better, safer, and more cost-effective ways to manufacture specialty chemicals.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 57 contacts → | ||||
Indirect evidence “EP Power Minerals, with its subsidiaries and a growing international network, is a supplier and service provider to industry and the construction sector, supplying them with…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 53 contacts → | ||||
Partial evidence “AluChem is a manufacturer of specialty alumina products.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 51 contacts → | ||||
Partial evidence “Established in 1975 with an annual production capacity exceeding metric tons, Aluminij has been Bosnia and Herzegovina’s largest exporter.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 50 contacts → | ||||
Partial evidence “Advanced Engineered Materials (AEM) aims to become a global leader in the production of ultra-high purity aluminia.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 47 contacts → | ||||
Partial evidence “Polar Performance Materials is an alumina company built on technical excellence, ultra-high purity, and process integrity.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: aluminum oxide producers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names aluminum oxide producers.
- Partial evidence
- Its own public description names part of aluminum oxide producers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name aluminum oxide producers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 362 aluminum oxide producers worldwide
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Aluminum oxide producers worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among aluminum oxide producers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for aluminum oxide producers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “aluminum oxide producers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names aluminum oxide producers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among aluminum oxide producers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 4,546 across the full list. 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 September 19, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Aluminum oxide producers by location
1 lists · largest firstEvery Aluminum oxide producers 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 Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names aluminum oxide producers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many aluminum oxide producers are there worldwide?
RevenueBase identified 362 aluminum oxide producers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Emirates Global Aluminium EGA, headquartered in Dubai, tops this list with the largest team on record.
Which country has the most aluminum oxide producers?
The United States leads with 36 companies. Every aluminum oxide producers list by country and city is linked on this page.
Which city has the most aluminum oxide producers?
Zhengzhou leads with 18 headquartered companies, followed by Zibo (15) and Luoyang (7).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,546 verified decision-maker contacts tracked across these 362 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 Smart Search, 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.