    <SEC-DOCUMENT>0000811596-18-000024-index.html : 20180426
    <SEC-HEADER>0000811596-18-000024.hdr.sgml : 20180426
    <ACCEPTANCE-DATETIME>20180426161704
    ACCESSION NUMBER:		0000811596-18-000024
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		7
    CONFORMED PERIOD OF REPORT:	20180614
    FILED AS OF DATE:		20180426
    DATE AS OF CHANGE:		20180426
    EFFECTIVENESS DATE:		20180426

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			KAISER ALUMINUM CORP
    		CENTRAL INDEX KEY:			0000811596
    		STANDARD INDUSTRIAL CLASSIFICATION:	ROLLING DRAWING & EXTRUDING OF NONFERROUS METALS [3350]
    		IRS NUMBER:				943030279
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-09447
    		FILM NUMBER:		18778776

    	BUSINESS ADDRESS:
    		STREET 1:		27422 PORTOLA PARKWAY, SUITE 200
    		CITY:			FOOTHILL RANCH
    		STATE:			CA
    		ZIP:			92610-2831
    		BUSINESS PHONE:		949-614-1740

    	MAIL ADDRESS:
    		STREET 1:		27422 PORTOLA PARKWAY, SUITE 200
    		CITY:			FOOTHILL RANCH
    		STATE:			CA
    		ZIP:			92610-2831

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	KAISERTECH LTD
    		DATE OF NAME CHANGE:	19901122
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>a2018proxystatement.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: a2018proxystatement.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>a2018pg1.jpg
    <TEXT>
    Document 2 - file: a2018pg1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>a2018pg2.jpg
    <TEXT>
    Document 3 - file: a2018pg2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>asign.jpg
    <TEXT>
    Document 4 - file: asign.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>jahsig.jpg
    <TEXT>
    Document 5 - file: jahsig.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>jmd2015a04.jpg
    <TEXT>
    Document 6 - file: jmd2015a04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>kaiserstandalonereda06.jpg
    <TEXT>
    Document 7 - file: kaiserstandalonereda06.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>