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  <xs:element id="asix_NylonResinsMember" abstract="false" name="NylonResinsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="asix_CaprolactamMember" abstract="false" name="CaprolactamMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="asix_PlantNutrientsMember" abstract="true" name="PlantNutrientsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="asix_ChemicalIntermediatesMember" abstract="false" name="ChemicalIntermediatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="asix_ChangeinContractwithCustomerLiabilityRollForward" abstract="true" name="ChangeinContractwithCustomerLiabilityRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="asix_ContractWithCustomerLiabilityAdditionalCashAdvances" abstract="false" name="ContractWithCustomerLiabilityAdditionalCashAdvances" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="asix_ContractWithCustomerLiabilityRevenueRecognizedInPeriod" abstract="false" name="ContractWithCustomerLiabilityRevenueRecognizedInPeriod" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="asix_BasicAbstract" abstract="true" name="BasicAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="asix_DilutedAbstract" abstract="true" name="DilutedAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="asix_AccountsandOtherReceivablesGross" abstract="false" name="AccountsandOtherReceivablesGross" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="asix_AccountsAndFinancingReceivableAllowanceForCreditLossCurrent" abstract="false" name="AccountsAndFinancingReceivableAllowanceForCreditLossCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="asix_FinanceLeaseCost1Abstract" abstract="true" name="FinanceLeaseCost1Abstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="asix_FinanceLeaseCost" abstract="false" name="FinanceLeaseCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="asix_USAminesLtdMember" abstract="true" name="USAminesLtdMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="asix_NumberofManufacturingLocations" abstract="false" name="NumberofManufacturingLocations" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="asix_EffectiveIncomeTaxRateReconciliationSection45QTaxCreditAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationSection45QTaxCreditAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="asix_EffectiveIncomeTaxRateReconciliationAdjustmentPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationAdjustmentPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="asix_SupplierFinanceProgramPeriodOfTermination" abstract="false" name="SupplierFinanceProgramPeriodOfTermination" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="asix_ReportableSegmentMember" abstract="true" name="ReportableSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="asix_VariableCostOfGoodsAndServicesSold" abstract="false" name="VariableCostOfGoodsAndServicesSold" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="asix_PlantCosts" abstract="false" name="PlantCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
