<?xml version="1.0" encoding="UTF-8"?>
<!--REG30 V1.0 (16-10-2025)-->
<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2025-08-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2025-08-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="http://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2025-08-31/in-capmkt-roles" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.xbrl.org/2003/XLink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2025-08-31.xsd"/><xbrli:context id="OneI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">509635</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-08-21</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">509635</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-08-21</xbrli:startDate><xbrli:endDate>2026-08-21</xbrli:endDate></xbrli:period></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:ScripCode contextRef="OneI">509635</in-capmkt:ScripCode><in-capmkt:NameOfTheCompany contextRef="OneI">HINDUSTAN COMPOSITES LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="OneI">HINDCOMPOS</in-capmkt:NSESymbol><in-capmkt:MSEISymbol contextRef="OneI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="OneI">INE310C01029</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">Update</in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting contextRef="OneD">false</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfBoardMeeting><in-capmkt:DateOfOccurrenceOfEvent contextRef="OneI">2026-08-20</in-capmkt:DateOfOccurrenceOfEvent><in-capmkt:TimeOfOccurrenceOfEvent contextRef="OneD">21:20:00</in-capmkt:TimeOfOccurrenceOfEvent><in-capmkt:DateOfInitialAnnouncement contextRef="OneI">2026-06-30</in-capmkt:DateOfInitialAnnouncement><in-capmkt:DateOfLatestAnnouncement contextRef="OneI">2026-08-11</in-capmkt:DateOfLatestAnnouncement><in-capmkt:DateOfReport contextRef="OneI">2026-08-21</in-capmkt:DateOfReport><in-capmkt:UpdateForTheEvent contextRef="OneD">Slump Sale</in-capmkt:UpdateForTheEvent><in-capmkt:BriefDetailsOfInitialAnnouncement contextRef="OneI">Approval for sale of Friction Business Undertaking under Section 180(1)(a) of the Companies Act, 2013 and Regulation 37A of the Securities and Exchange Board of India (“SEBI”) (Listing Obligations and Disclosure Requirements) Regulations, 2015 on slump sale basis as per Postal Ballot Notice Dated 30th June, 2026</in-capmkt:BriefDetailsOfInitialAnnouncement><in-capmkt:ReasonForUpdate contextRef="OneD">Transaction Completed</in-capmkt:ReasonForUpdate><in-capmkt:AmountOfTransactionCompleted contextRef="OneD" unitRef="INR" decimals="-7">3700000000</in-capmkt:AmountOfTransactionCompleted><in-capmkt:DateOfTransactionCompleted contextRef="OneI">2026-08-20</in-capmkt:DateOfTransactionCompleted><in-capmkt:PercentageOfTransactionCompleted contextRef="OneI" unitRef="pure" decimals="INF">1</in-capmkt:PercentageOfTransactionCompleted></xbrli:xbrl>