ANNEXTURE - I

ALKALINE ZINC PLATING AND ZINC-NICKEL PLATINGSEQUENTIAL PROCESS FLOW CHART

DEGREASING

ALKALINE SOAK CLEAN

CASCADE WATER RINSE

ANODIC CLEANING

CASCADE WATER RINSE

PICKLING Hcl/H2So4

CASCADE WATER RINSE

BRIGHT DIP (DIPOL)

CASCADE WATER RINSE

CONDITIONAR DIP(5%NaoH)

INSPECT

PACK AND STORES

ALKALINE ZN,NI PLATING

DM WATER DIP

CASCADE WATER RINSE

PASSIVATION (TRIVALENT)

CASCADE WATER RINSE

DM WATER DIP

SEALENT

DRY

REJECT

PAGE 9

ALKALINE ZINC PLATING

DM WATER DIP

CASCADE WATER RINSE

PASSIVATION (TRIVALENT)

CASCADE WATER RINSE

DM WATER DIP

SEALENT

DRY

STRIP

REJECT

STRIP

ANNEXTURE - II

STOVING ENAMAL PAINTING PROCESS FLOW CHART

DEGREASING

EMERY & METALLIC PUTTY

DRY & RUB DOWN

RUB DOWN AND WIPE OFF

BAKE & COOL

UNLOAD

INSPECT

PACK & STORES

ALKALI CLEAN

WATER RINSE DERUSTING

ACTIVATION

BONDERISING

WATER RINSE

PASSIVATION

REJECT

Al. components MS. components

UNDER COAT & BAKE

STOVING ENAMEL PAINT

PAGE 10

WATER RINSE

CHROMOTISING

WATER RINSE

HOT SWILL

50% Hno3 DIP

DRY

INSPECT

WATER RINSEREJECT

REJECT

ALKALI CLEAN

WATER RINSE

INSPECTION

ANNEXTURE - III

EPOXY POLYESTER POWDER COATING PROCESS FLOW CHART

DEGREASING

EMERY & METALLICPUTTY

DRY & RUB DOWN

EPOXY. POLLYPOWDER COAT

BAKE & COOL

UNLOAD

INSPECT

PACK & STORES

ALKALI CLEAN

WATER RINSE

50% HnO3 DIP

WATER RINSE

HOT WATER DIP

STRIP

REJECT

Al. components MS. components

CHROMOTISING

INSPECT

WATER RINSE

DRY

PAGE 11

DERUSTING

ACTIVATION

BONDERISING

WATER RINSE

PASSIVATION

WATER RINSE

REJECT

ALKALI CLEAN

WATER RINSE

INPECTION

REJECT

STRIP

REJECT

ANNEXTURE - IV

NICKEL / GOLD PLATING PROCESS FLOW CHART

MASKING

PRE CLEANING

WATER RINSE

5 % H2SO4 DIP

WATER RINSE

VISUAL INSPECTION

JIGGING

WATER RINSE

VISUAL INSPECTION

GOLD PLATING

DM WATER RINSE

PACK AND PCB PLANT

DRAG OUT

NICKEL PLATING

DRAG OUT

DM WATER RINSE

WATER RINSE

VISUAL INSPECTION

REJECT

REJECT

PAGE 12

ANNEXTURE - V

ANODISING & DYE PROCESS FLOW CHART

JIGGING / WIRING

STAGE NO 3 & 4WATER RINSE

STAGE NO50% HNO3 DIP

STAGE NO. 6 & 7WATER RINSE

STAGE NO. 10ANODISING VAT

DEGREASE

STAGE NO. 2ALKALINE CLEAN

UNWIRE INSPECT

STAGE NO. 11WATER SWILL

STAGE NO. 12HOT WATER RINSE

UNLOAD

PACK / STORES

REJECT

PACK / STORES

INSPECT

UNWIRE

DRY

SEALENT

DYE BATH

STRIP & RINSE

PAGE 13

STAGE NO. 8H2SO4 PRE DIP

STAGE NO. 9ANODISING VAT

STAGE NO. 1LOAD / UNLOAD

ANNEXTURE - VI

AUTOMATIC NICKEL PLATING PROCESS FLOW CHART

STAGE NO. 1LOAD / UNLOAD

STAGE NO. 2ALKALINE SOCK CLEAN

STAGE NO. 3CATHODIC / ANODIC CLEAN

STAGE NO. 4 & 5 CASCADE RINSE

STAGE NO. 6 ACID PICKLING

STAGE NO. 7 & 8 CASCADE RINSE

STAGE NO. 9 NICKEL VAT

STAGE NO. 10 NICKEL VAT

STAGE NO. 11 DRAG OUT

STAGE NO. 12 COLD WATER RINSE

STAGE NO. 13 NICKEL PASSIVATION

STAGE NO. 14 & 15 CASCADE RINSE

STAGE NO. 16 HOT WATER RINSE

STAGE NO. 17 UNLOAD

UNWIRE / INSPECT

PACK AND STORES

PAGE 14

ANNEXTURE - VII

WIPE OFF

VAPOUR DEGREASING

WATER RINSE

NICKEL PLATING

DM WATER RINSE (DRAG OUT)

DEGRESING

WIRING

INSPECT

CASCADE WATER RINSE

HOT WATER RINSE

DRY

PACK AND STORES

REJECT

PAGE 15

MANUAL NICKEL PLATING PROCESS FLOWCHART

PICKLING

STRIP

ANNEXTURE - VIII

TIN PLATING PROCESS FLOW CHART

WIRING

WATER RINSE

TIN PLATING

DM WATER RINSE

CASCADE WATER RINSE

VAPOUR DEGRESING

PICKLING

INSPECT

HOT WATER RINSE

DRY

PACK AND STORES

REJECT

STRIP

PAGE 16

ANNEXTURE - IX

CHROMOTISING (ALOCHROME / ALODINE) PROCESS FLOW CHART

ALKALI CLEAN

50% HNO3 DIP

WATER RINSE

CHROMOTISING

WATER RINSE

DEGRESING

WATER RINSE

INSPECT

HOT WATER RINSE

DRY

PACK AND STORES /NEXT OPERATION

REJECT

STRIP

PAGE 17

WIRING

ANNEXTURE - X

BONDERISING PROCESS FLOW CHART

PAGE 18

DERUSTING

ACTIVATION

BONDERISING

WATER RINSE

PASSIVATION

WATER RINSE

REJECT

ALKALI CLEAN

WATER RINSE

INSPECTION

VAPOUR DEGREASING

SEND TO THENEXT STAGE