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3M3M is a Japanese concept derived for shopoor improvement

It contains 3 elimination activities

Since it starts with letter M it is called as3M

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Waste in Value System

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MU!"W!S#$%MU! stands for eliminatin& 'on Value !ddedactivities

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( #)*$S of MU!MUDA of Production (Over Production)

MUDA of Waiting

MUDA of Conveyance (Transport)MUDA of Over or Incorrect Processing

MUDA of Stock (Over Stock)

MUDA of Worken Moveent

MUDA of Defects

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MU! of *+,U-#I,'*roduction more than re.uirement*roduction earlier than re.uirement

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ACHIEVE WORLD CLASS MANUFACTURING

MU! of W!I#I'/Machine 0rea1down

ie 0rea1a&e or die pro0lem

*allet shorta&eie set up time "SM$%

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MU! of -,'V$)!'-$*anel chan&in& from WI* pallets toespatch *allets

,peration pendin& production

Unnecessary movement of for1 lifts

Changingpanels from

WIP pallet toCC pallet

Operation

pendingproduction

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MU! of -,'V$)!'-$

t size 4000 Nosty/trip 00 NosNo of trips !

Lot size 4000 NQty/trip "000 N

No of trips "

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MU! of ,ver or Incorrect

*rocessin&*anels under&oes additional process tosatisfy the customer re.uirement

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MU! of S#,-2,il sprayin& to avoid panel rust+ust cleanin& due to panel oil stain

*allet shorta&e for less stoc1 items

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ACHIEVE WORLD CLASS MANUFACTURING

MU! of W,+2M$'

M,V$M$'#'on value added operator movement

No panel

di#erter

Paneldi#erter

a#aila$le

%i&cult to

pic' thepanel

(asy to pic'the panel

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MU! of efects*roduction of defective parts

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MU+I ",ver urden%MU+I stands for any activity that e4ceeds actualcapacity of $.uipment or ,perators

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Muri,ver0urdenin& people results in Safety and5uality pro0lems

,ver0urdenin& $.uipment causes rea1owns and efects6

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ACHIEVE WORLD CLASS MANUFACTURING

Use of 768 # for1 lift instead of 8 # for1 lift

9iftin& two dies at time with $,# crane

*ress over load due to dou0le panelloadin& in the die

ou0le sheet feedin& in shearin& machine

CORRECTWRONG

")*+" ,on-ith "),for'lift

")*+" ,on-ith ,for'lift

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.train -hilemo#ing the

pallet

No .train-hile

mo#ing the

pallet

,-o dieslifted at time

One dielifted at time

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MU+! "Unevenness%MU+! stands for any activity that containsinconsistency or ine:ective utili;ation

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Unevenness results from an irre&ularproduction schedule or uctuatin& productionvolumes due to internal pro0lems< li1edowntime or missin& parts or defects6

Muda will 0e a result of Mura

MU!A (Unevenness)

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ACHIEVE WORLD CLASS MANUFACTURING

MU+! "Unevenness%Une.ual allocation of wor1 to operators#he wor1 load for the last operator is not0alanced with other two operators

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=ei>un1a "9evel out theWor1load%=ei>un1a is the levelin& of production 0y 0othvolume and product mi4

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ACHIEVE WORLD CLASS MANUFACTURING

=ei>un1a "9evel out theWor1load%It does not 0uild products accordin& to theactual ow of customer orders< which can swin&up and down wildly6

It ta1es the total volume of orders in a periodand levels them out so the same amount andmi4 are 0ein& made each day6

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#raditional"Unleveled%

Mi"ed Mode#Production($eve#ed)

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,o sustain Cost eduction eliminate these12 in shop 3oor)