<?xml version="1.0" encoding="UTF-8" standalone="no"?><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2022-12-31/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2022-12-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Regulation_30_Restructuring/2022-12-31/in-capmkt-roles" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2022-12-31.xsd" xlink:type="simple"/><xbrli:context id="OneI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ISIN">513375</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-04-10</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ISIN">513375</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-10</xbrli:startDate><xbrli:endDate>2026-04-10</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:NameOfTheCompany contextRef="OneI">Carborundum Universal Limited</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="OneI">CARBORUNIV</in-capmkt:NSESymbol><in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">New</in-capmkt:TypeOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:EventOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneD">Acquisition (including agreement to acquire)</in-capmkt:EventOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:DateOfEventOfAnnouncementPertainingToRegulation30Restructuring contextRef="OneI">2026-04-10</in-capmkt:DateOfEventOfAnnouncementPertainingToRegulation30Restructuring><in-capmkt:DateOfReport contextRef="OneI">2026-04-10</in-capmkt:DateOfReport><in-capmkt:NameOfAcquirer contextRef="OneI">Carborundum Universal Limited</in-capmkt:NameOfAcquirer><in-capmkt:RelationshipOfAcquirerWithTheListedEntity contextRef="OneD">Listed Entity (self)</in-capmkt:RelationshipOfAcquirerWithTheListedEntity><in-capmkt:NameOfTheTargetEntity contextRef="OneI">Putrim Renewables Private Limited</in-capmkt:NameOfTheTargetEntity><in-capmkt:TurnoverOfTargetEntity contextRef="OneD" decimals="-7" unitRef="INR">0</in-capmkt:TurnoverOfTargetEntity><in-capmkt:ProfitAfterTaxOfTargetEntity contextRef="OneD" decimals="-7" unitRef="INR">0</in-capmkt:ProfitAfterTaxOfTargetEntity><in-capmkt:NetWorthOfTargetEntity contextRef="OneD" decimals="-5" unitRef="INR">100000</in-capmkt:NetWorthOfTargetEntity><in-capmkt:WhetherTheAcquisitionWouldFallWithinRelatedPartyTransactions contextRef="OneD">false</in-capmkt:WhetherTheAcquisitionWouldFallWithinRelatedPartyTransactions><in-capmkt:WhetherAcquisitionEventRPTIsMaterial contextRef="OneD">false</in-capmkt:WhetherAcquisitionEventRPTIsMaterial><in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupOrAssociateOrHoldingOrSubsidiaryCompaniesOrDirectorAndKMPAndItsRelativesHaveAnyInterestInTheEntityBeingAcquired contextRef="OneD">false</in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupOrAssociateOrHoldingOrSubsidiaryCompaniesOrDirectorAndKMPAndItsRelativesHaveAnyInterestInTheEntityBeingAcquired><in-capmkt:WhetherAcquisitionIsDoneAtArmsLength contextRef="OneD">false</in-capmkt:WhetherAcquisitionIsDoneAtArmsLength><in-capmkt:IndustryToWhichTheEntityBeingAcquiredBelongs contextRef="OneI">The target entity is a Special Purpose Vehicle for generation of solar power and will be a captive power plant as per the Electricity Act, 2003. The entity will generate and supply green power to meet the consumption requirements of its shareholders -  Captive Users.</in-capmkt:IndustryToWhichTheEntityBeingAcquiredBelongs><in-capmkt:ObjectsAndEffectsOfAcquisitionIncludingButNotLimitedToDisclosureOfReasonsForAcquisitionOfTargetEntityIfItsBusinessIsOutsideTheMainLineOfBusinessOfTheListedEntity contextRef="OneI">The proposed investment is aligned with the sustainability goals of the Company to increasing the power consumption involved in its manufacturing facilities in Tamil Nadu from the traditional sources to green sources such as solar power.  

As the Company plans to grow its operations, increasing the proportion of usage of clean green will help the Company its EHS strategy of reducing Carbon foot print.
</in-capmkt:ObjectsAndEffectsOfAcquisitionIncludingButNotLimitedToDisclosureOfReasonsForAcquisitionOfTargetEntityIfItsBusinessIsOutsideTheMainLineOfBusinessOfTheListedEntity><in-capmkt:WhetherAnyGovernmentalOrRegulatoryApprovalsRequiredForTheAcquisition contextRef="OneD">NA</in-capmkt:WhetherAnyGovernmentalOrRegulatoryApprovalsRequiredForTheAcquisition><in-capmkt:WhetherTheAcquisitionTransactionWillBeInTranches contextRef="OneD">false</in-capmkt:WhetherTheAcquisitionTransactionWillBeInTranches><in-capmkt:IndicativeTimePeriodForCompletionOfTheAcquisition contextRef="OneI">60 days from date of signing Power Purchase Agreement</in-capmkt:IndicativeTimePeriodForCompletionOfTheAcquisition><in-capmkt:NatureOfConsiderationForAcquisitionEvent contextRef="OneD">Cash</in-capmkt:NatureOfConsiderationForAcquisitionEvent><in-capmkt:CostOfAcquisitionOrThePriceAtWhichTheSharesAreAcquired contextRef="OneD" decimals="-5" unitRef="INR">64800000</in-capmkt:CostOfAcquisitionOrThePriceAtWhichTheSharesAreAcquired><in-capmkt:ExistingPercentageOfShareholdingHeldByAcquirer contextRef="OneI" decimals="INF" unitRef="pure">0</in-capmkt:ExistingPercentageOfShareholdingHeldByAcquirer><in-capmkt:PercentageOfControlAcquired contextRef="OneI" decimals="INF" unitRef="pure">0.2958</in-capmkt:PercentageOfControlAcquired><in-capmkt:BriefBackgroundAboutTheEntityAcquiredInTermsOfProductsLineOfBusinessAcquired contextRef="OneI">Putrim Renewables Private Limited, the investee company, proposes to develop and operate a captive power plant within the meaning of the Electricity Act, 2003, for the generation and supply of renewable electricity which will be utilised for meeting the captive consumption requirements of its captive users (shareholders).

The investee company is yet to commence commercial operations and, accordingly, does not have any turnover. Further, the investee company has not generated any revenue.
</in-capmkt:BriefBackgroundAboutTheEntityAcquiredInTermsOfProductsLineOfBusinessAcquired><in-capmkt:DateOfIncorporationForAcquisitionEvent contextRef="OneI">2024-02-09</in-capmkt:DateOfIncorporationForAcquisitionEvent><in-capmkt:CountryInWhichTheAcquiredEntityHasPresence contextRef="OneI">India</in-capmkt:CountryInWhichTheAcquiredEntityHasPresence></xbrli:xbrl>