<?xml version="1.0" encoding="UTF-8"?>
<!--AIATOP V1.0 (24-04-2026)-->
<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2026-03-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Action_Initiation_Or_Action_Taken_Or_Order_Passed/2026-03-31/in-capmkt/in-capmkt-ent" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2026-03-31/in-capmkt-types" 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.w3.org/1999/xlink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2026-03-31.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">SANDUMA</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-09</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_ActionsTaken1"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">SANDUMA</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-09</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ActionsTakenOrOrdersPassedAxis"><in-capmkt:ActionsTakenOrOrdersPassedDomain>ActionsTakenOrOrdersPassedDomain1</in-capmkt:ActionsTakenOrOrdersPassedDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_ActionsTaken1_PersonsAgainstWhomActionsTaken1"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">SANDUMA</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-09</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ActionsTakenOrOrdersPassedAxis"><in-capmkt:ActionsTakenOrOrdersPassedDomain>ActionsTakenOrOrdersPassedDomain1</in-capmkt:ActionsTakenOrOrdersPassedDomain></xbrldi:typedMember><xbrldi:typedMember dimension="in-capmkt:PersonsAgainstWhomActionsTakenOrOrdersPassedAxis"><in-capmkt:PersonsAgainstWhomActionsTakenOrOrdersPassedDomain>PersonsAgainstWhomActionsTakenOrOrdersPassedDomain1</in-capmkt:PersonsAgainstWhomActionsTakenOrOrdersPassedDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_Signatories1"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/NSESymbol">SANDUMA</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-09</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:SignatoriesAxis"><in-capmkt:SignatoriesDomain>SignatoriesDomain1</in-capmkt:SignatoriesDomain></xbrldi:typedMember></xbrli:scenario></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:NSESymbol contextRef="MainI">SANDUMA</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">SANDUR MANGANESE &amp; IRON ORES LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">504918</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE149K01016</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncement contextRef="MainI">New</in-capmkt:TypeOfAnnouncement><in-capmkt:TypeOfEvent contextRef="MainI">Action(s) taken or orders passed (sub-para 20)</in-capmkt:TypeOfEvent><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting contextRef="MainI">false</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting><in-capmkt:DateOfOccurrenceOfEventOrInformation contextRef="MainI">2026-09-08</in-capmkt:DateOfOccurrenceOfEventOrInformation><in-capmkt:TimeOfOccurrenceOfEventOrInformation contextRef="MainI">17:36:00</in-capmkt:TimeOfOccurrenceOfEventOrInformation><in-capmkt:DateOfReport contextRef="MainI">2026-09-09</in-capmkt:DateOfReport><in-capmkt:TypeOfActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Imposition of fine or penalty</in-capmkt:TypeOfActionsTakenOrOrdersPassed><in-capmkt:ActionsTakenOrOrdersPassedBy contextRef="I_ActionsTaken1">Regulatory Authority</in-capmkt:ActionsTakenOrOrdersPassedBy><in-capmkt:NameOfAuthorityFromWhomActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Office of the Principal Commissioner of Customs, Chennai-III</in-capmkt:NameOfAuthorityFromWhomActionsTakenOrOrdersPassed><in-capmkt:NumberOfPersonsAgainstWhomActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1" unitRef="pure" decimals="0">1</in-capmkt:NumberOfPersonsAgainstWhomActionsTakenOrOrdersPassed><in-capmkt:ActionsTakenOrOrdersPassedAgainst contextRef="I_ActionsTaken1_PersonsAgainstWhomActionsTaken1">Subsidary</in-capmkt:ActionsTakenOrOrdersPassedAgainst><in-capmkt:NameOfPersonAgainstWhomActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1_PersonsAgainstWhomActionsTaken1">Royal Sandur Metals Private Limited (formerly Arjas Steel Private Limited), Material Subsidiary of the Company</in-capmkt:NameOfPersonAgainstWhomActionsTakenOrOrdersPassed><in-capmkt:TypeOfCommunicationReceivedForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Penalty order</in-capmkt:TypeOfCommunicationReceivedForActionsTakenOrOrdersPassed><in-capmkt:NatureAndDetailsOfTheActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Imposition of penalty amounting to ₹12 lakh under Section 114 of the Customs Act, 1962</in-capmkt:NatureAndDetailsOfTheActionsTakenOrOrdersPassed><in-capmkt:DateOfReceiptOfCommunicationReceivedForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">2026-09-08</in-capmkt:DateOfReceiptOfCommunicationReceivedForActionsTakenOrOrdersPassed><in-capmkt:BriefDetailsOfTheMaterialContentsOfTheCommunicationReceivedForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Non-payment of export duty by Sundaram Fasteners Limited (SEZ unit) on export goods procured from Royal Sandur Metals Private Limited (formerly Arjas Steel Private Limited) located in the Domestic Tariff Area (DTA), during the period from 22 May 2022 to 18 November 2022 [prior to acquisition of Royal Sandur Metals Private Limited (formerly Arjas
Steel Private Limited) by the Company]. The penalty has been imposed primarily on the ground that the export duty leviable on the goods supplied as DTA to the SEZ unit was not paid by the SEZ unit.</in-capmkt:BriefDetailsOfTheMaterialContentsOfTheCommunicationReceivedForActionsTakenOrOrdersPassed><in-capmkt:PeriodForWhichCommunicationWouldBeApplicableForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Not Applicable</in-capmkt:PeriodForWhichCommunicationWouldBeApplicableForActionsTakenOrOrdersPassed><in-capmkt:ExpectedImpactOfActionsTakenOnFinancialAndOperationalOrOtherActivitiesOfTheListedEntity contextRef="I_ActionsTaken1">There is no material impact on financial or operational or other activities of the Company.</in-capmkt:ExpectedImpactOfActionsTakenOnFinancialAndOperationalOrOtherActivitiesOfTheListedEntity><in-capmkt:DetailsOfAnyAberrationsOrNonCompliancesOrViolationsOrContraventionsIdentifiedByTheAuthorityInTheCommunicationForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Non-payment of export duty by Sundaram Fasteners Limited (SEZ unit) on export goods procured from Royal Sandur Metals Private Limited (formerly Arjas Steel Private Limited)
located in the Domestic Tariff Area (DTA), during the period from 22 May 2022 to 18 November 2022 [prior to acquisition of Royal Sandur Metals Private Limited (formerly Arjas Steel Private Limited) by the Company].
The penalty has been imposed primarily on the ground that the export duty leviable on the goods supplied as DTA to the SEZ unit was not paid by the SEZ unit.</in-capmkt:DetailsOfAnyAberrationsOrNonCompliancesOrViolationsOrContraventionsIdentifiedByTheAuthorityInTheCommunicationForActionsTakenOrOrdersPassed><in-capmkt:AmountOfFineOrPenalty contextRef="I_ActionsTaken1" unitRef="INR" decimals="0">1200000</in-capmkt:AmountOfFineOrPenalty><in-capmkt:DetailsOfAnyPenaltyOrRestrictionOrSanctionImposedPursuantToTheCommunicationForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Imposition of penalty amounting to ₹12 lakh under Section 114 of the Customs Act, 1962</in-capmkt:DetailsOfAnyPenaltyOrRestrictionOrSanctionImposedPursuantToTheCommunicationForActionsTakenOrOrdersPassed><in-capmkt:DetailsOfRegulatoryActionsOrSanctions contextRef="I_ActionsTaken1">Not Applicable</in-capmkt:DetailsOfRegulatoryActionsOrSanctions><in-capmkt:ActionsTakenByListedCompanyWithRespectToTheCommunicationForActionsTakenOrOrdersPassed contextRef="I_ActionsTaken1">Royal Sandur Metals Private Limited (formerly Arjas Steel Private Limited) is reviewing the order and assessing further legal recourse in this regard.</in-capmkt:ActionsTakenByListedCompanyWithRespectToTheCommunicationForActionsTakenOrOrdersPassed><in-capmkt:NameOfTheSignatory contextRef="I_Signatories1">Neha Thomas</in-capmkt:NameOfTheSignatory><in-capmkt:DesignationOfTheSignatory contextRef="I_Signatories1">Company Secretary &amp; Compliance Officer</in-capmkt:DesignationOfTheSignatory><in-capmkt:DateOfOfTheSignatory contextRef="I_Signatories1">2026-09-09</in-capmkt:DateOfOfTheSignatory><in-capmkt:PlaceOfOfTheSignatory contextRef="I_Signatories1">Bengaluru</in-capmkt:PlaceOfOfTheSignatory></xbrli:xbrl>
