The primary mission of the library is to support the educational and research programs of the institute by providing physical and intellectual access to information, consistent with the present and the anticipated educational and research functions of the institute. In accordance with the objectives of the institute, the library aims to develop a comprehensive collection of documents useful for the faculty and the research community of the institute. The secondary mission is, to serve as a resource center for the scholars and scientific community of the country. The collection of the library which includes books, journals, reports, standards and patents is regarded one of the richest collections in the country, in the field of science and technology. This rich and valuable collection built over nine decades has some of the rare reference materials and several important journals. This vast reservoir of knowledge, on a conservative estimate, is worth over Rs. 400 crores. The annual budget of the library is over Rs. 12.00 crores of which subscription towards periodicals alone is about 11.00 crores. The library currently receives over 1500 periodical titles of which 1210 are subscribed while the remaining titles are received as gratis and on exchange basis. In addition, over 10,000 Journals are accessible online due to INDEST Subscription. The total holdings of the library exceeds 4,11,676 documents for details see Statistics.

The library offers services such as Reference Services, Referral Service, User Guidance Service,Cataloging and Classification Service, Circulation Service including Inter Library Loan and Document Delivery Service, Weekly display of recent additions of periodicals and books including E-mail distribution of these lists to users on our mailing list, Bibliographic Service, Photocopy Service etc. Current awareness service is provided comprising regular display of Photocopy copies of articles published by the Institute faculty and students, in various periodicals that are being received in the library. Under the Corporate Membership Facility(CMF), reference alone facility has been extended to Corporate Organizations/ Industries involved in R&D activities. Currently about 200 organizations/industries are availing this facility.

The library has been using the LIBSYS an Integrated Library Management software package with all the modules for the library housekeeping operations. The library Online Catalogue database has more than 1.50 lakh records of books (Bibliographic Information) and information about 1,72,000 back volumes of periodicals. Using LIBSYS OPAC, users can search the Library Online Catalogue by Author, Title, Subject, and keywords. Also, the users can know the latest additions of periodicals and books and the status of a document (whether on shelf or on issue). Reservation of a book can be done Online.