The phrase "although primarily known for" is correct and usable in written English.
It can be used to introduce a contrast or additional information about someone or something that is mainly recognized for a specific quality or achievement.
Example: "Although primarily known for her acting career, she is also an accomplished director and producer."
Alternatives: "even though mostly recognized for" or "despite being chiefly known for".
Although primarily known for his film writing, he moonlights each summer as the Guardian's live-blogger at Wimbledon.
Although primarily known for his two slim volumes of short fiction, he was a prolific and inventive essayist.
Although primarily known for selective and preferential oxidation reactions, gold catalysts are also highly effective for selective hydrogenation.
Although primarily known for his television work, Carey has done limited film work, with his first appearance in 1993's Coneheads.
Although primarily known for their interaction with the 3' poly(A) tails of mRNAs, in many cases their binding specificity does not distinguish unambiguously between poly(A) and poly dA).
Although primarily known for its role in BP regulation, ACE has also been shown to be produced in human adipose tissue [ 28, 29].
Although primarily known primarily for A Tale of Two Sisters and I Saw the Devil if you'd seen Kim's 2005 film, A Bittersweet Life, the machine gun American blasts of The Last Stand would make the film even more enjoyable; A Bittersweet Life is a comedic, violent revenge tale.
Although she is primarily known for her role in fighting AIDS, Krim had an illustrious scientific career both in Israel and the United States.
Although Microsoft is primarily known for its endeavours in software, the Surface family of devices has given it a foothold in the PC hardware market.
Although Williams was primarily known for his comedic work, the Homicide producers and Williams himself consciously decided to remain true to the original script, rejecting the idea of adding humor or jokes to the episode.
Although Stuyvesant is primarily known for its math and science focus, the school also has a comprehensive humanities program, offering students courses in British and classical literature, Shakespearean literature, science fiction, philosophy, existentialism, debate, acting, journalism, creative writing, and poetry.
