Industry Overview
Printed Circuit Boards (PCBs) are fundamental components in modern electronic equipment, providing both mechanical support and electrical interconnections for electronic components such as resistors, transistors, and integrated circuits. A PCB is typically manufactured using fiberglass, composite epoxy, or other laminate materials with conductive copper tracks etched onto the surface to establish electrical pathways between components.
A PCB serves two primary functions: it provides a stable platform for mounting electronic components and creates reliable electrical connections that enable the device to operate efficiently. The basic construction of a PCB consists of four key elements. The substrate, generally made from fiberglass, forms the structural foundation and provides mechanical strength. The copper layer carries electrical signals throughout the circuit. The solder mask is a protective polymer coating that prevents short circuits and shields the copper from environmental exposure. The silkscreen layer contains component references, symbols, logos, test points, and other markings that assist in assembly, inspection, and maintenance.
PCBs are manufactured in various configurations to meet different application requirements, ranging from simple single-sided boards to more advanced multilayer designs. Their durability, precision, and ability to support complex electronic assemblies make them indispensable across consumer electronics, industrial equipment, telecommunications, automotive systems, medical devices, and numerous other electronic applications.
Cost Estimation
| Particular | Value |
|---|---|
| Plant Capacity | 8000 Nos/Day |
| Land & Building (7200 sq.mt.) | Rs. 35.00 Cr |
| Plant & Machinery | Rs. 90.14 Cr |
| Working Capital for 1 Months | Rs. 40.22 Cr |
| Total Capital Investment | Rs. 165.63 Cr |
| Rate of Return | 43% |
| Break Even Point | 38% |
Content Index
- INTRODUCTION
- FIG: DOUBLE SIDED PCB AFTER FINISHING COMPONENTS PLACEMENT
- THERE ARE FOUR MAIN PARTS TO A PCB:
- SUBSTRATE:
- COPPER LAYER:
- SOLDER MASK:
- SILKSCREEN:
- TYPES OF PCB
- 1. SINGLE-SIDED
- ADVANTAGES OF SINGLE-SIDED PCBS INCLUDE:
- 2. DOUBLE-SIDED
- USES AND APPLICATION
- B.I.S. SPECIFICATION
- THE INDIAN STANDARDS RELEVANT TO PCBS ARE:-
- FOR MORE INFORMATION CONTACT AT:
- TECHNOLOGY OF COPPER CLAD LAMINATE
- FOR CCL TYPE, OFTEN ACCORDING TO DIFFERENT RULES, THERE ARE DIFFERENT CATEGORIES:
- ACCORDING TO THE FLAME RETARDANT GRADE:
- THE COMPOSITION OF CCL
- CCL PERFORMANCE AND STANDARD
- COSMETIC REQUIREMENTS
- SIZE REQUIREMENT
- ELECTRICAL PERFORMANCE REQUIREMENTS
- PHYSICAL PERFORMANCE REQUIREMENTS
- CHEMICAL PERFORMANCE REQUIREMENTS
- ENVIRONMENTAL PERFORMANCE REQUIREMENTS
- PREPARATION AND TEST METHOD OF CCL
- TABLE TYPE SPECIFICATION AND MANUFACTURERS OF MAIN FACILITIES
- TABLE PARAMETERS OF PTFE AND FEP EMULSIONS
- TECHNOLOGICAL PROCESS
- PROCESS FLOW DIAGRAM
- GLASS FIBRE MAT PRE-TREATMENT
- GLASS FIBRE MAT MODIFICATION
- PTFE EMULSION PREPARATION
- DIPPING
- DRYING AT ROOM TEMPERATURE
- DRYING IN AN OVEN
- OBSERVATION AND WEIGHING
- VACUUM HOT PRESSING
- IMAGE AND MECHANICAL PRINCIPLE DIAGRAM OF VACUUM HOT PRESS
- STRUCTURE OF SAMPLE IN HOT PRESS
- MANUFACTURING PROCESS IN BRIEF OF CCL LAMINATE
- PROCESS FLOW CHART
- MANUFACTURING TECHNIQUE FOR PURE PTFE BOARD
- PROCESS FLOW DIAGRAM OF CUTTING MOULDING
- PADDING:
- PREFORMING:
- SINTERING:
- CUTTING:
- MANUFACTURING TECHNIQUE FOR PTFE WITH INORGANIC PADDING
- PROCESS FLOW DIAGRAM OF ROLLING PROCESS
- DIP CLOTH PRODUCTION PROCESS
- EFFECT OF IMMERSION DEPTH
- SEQUENCES IN PCB MANUFACTURE
- STEP 1 – THE DESIGN
- STEP 2 – PRINTING THE DESIGN
- STEP 3 – CREATING THE SUBSTRATE
- STEP 4 – PRINTING THE INNER LAYERS
- STEP 5 – ULTRAVIOLET LIGHT
- STEP 6 – REMOVING UNWANTED COPPER
- STEP 7 – INSPECTION
- STEP 8 – LAMINATING THE LAYERS
- STEP 9 – PRESSING THE LAYERS
- STEP 10 – DRILLING
- STEP 11 – PLATING
- STEP 12 – OUTER LAYER IMAGING
- STEP 13 – PLATING
- STEP 14 – ETCHING
- STEP 15 – SOLDER MASK APPLICATION
- STEP 16 – SILKSCREENING
- STEP 17 – SURFACE FINISH
- STEP 18 – TESTING
- MANUFACTURING PROCESS OF PCB
- 1. RAW MATERIALS
- 2. PANELIZATION
- SOME GUIDELINES FOR PANELIZATION ARE SIMPLE FOR EXAMPLE WITH ROUTED PANELS:
- BUT:
- AS WITH ALL TECHNICAL SUBJECTS, EXCEPTIONS ABOUND FOR EXAMPLE:
- THIS IS POSSIBLE WITH SOME RESTRICTIONS:
- PANELIZATION OF PCBS
- 3. ETCHING
- THE TWO PROCESSING METHODS USED TO PRODUCE A DOUBLE-SIDED PWB WITH PLATED THROUGH HOLES.
- CHEMICAL ETCHING
- PCBS IN PROCESS OF HAVING COPPER PATTERN PLATED, NOTICE THE BLUE DRY FILM RESIST
- 4. LAMINATION
- 5. DRILLING
- 6. EXPOSED CONDUCTOR PLATING & COATING
- SOLDER RESIST
- 7. SCREENING
- 8. ASSEMBLY
- THE COMPONENTS THAT ARE ASSEMBLED IN THE BOARD INCLUDE:
- PCB WITH TEST CONNECTION PADS
- AFTER THE BOARD HAS BEEN POPULATED IT MAY BE TESTED IN A VARIETY OF WAYS:
- 1. SURFACE MOUNT TECHNOLOGY
- SURFACES MOUNT COMPONENTS INCLUDING RESISTORS, TRANSISTORS AND AN INTEGERATED CIRCUITS
- ASSEMBLY TECHNIQUES
- ADVANTAGES
- THE MAIN ADVANTAGES OF SMT OVER THE OLDER THROUGH-HOLE TECHNIQUE ARE:
- DISADVANTAGES
- REWORK
- 2. THROUGH HOLE TECHNOLOGY
- CHARACTERISTICS
- 9. TESTING
- 10. CUTTING INDIVIDUAL PCBS FROM THE PRODUCTION PANEL
- 11. FINAL INSPECTION
- 12. PROTECTION & PACKAGING
- MARKET OVERVIEW OF PCB
- INDIAN PCB (PRINTED CIRCUIT BOARD) MARKET: DRIVERS
- BREAKUP BY PRODUCT TYPE:
- BREAKUP BY APPLICATION:
- BREAKUP BY LAYER:
- BREAKUP BY SEGMENT:
- BREAKUP BY LAMINATE TYPE:
- BREAKUP BY MANUFACTURING TYPE:
- STATE INSIGHTS:
- COMPETITIVE LANDSCAPE:
- SUPPLIERS OF PCB BOARD
- SUPPLIERS OF PCB
- SUPPLIERS OF RAW MATERIALS
- SUPPLIERS OF COPPER CLAD GLASS EPOXY SHEET
- SUPPLIERS OF COPPER FOIL
- SUPPLIERS OF FIBRE GLASS EPOXY SHEET
- SUPPLIERS OF SILK SCREEN
- SUPPLIERS OF ETCHING CHEMICALS AND CLEANINGPCB CHEMICALS
- SUPPLIERS OF PRINTING INK
- SUPPLIERS OF BARE PCB BOARD
- SUPPLIERS OF SOLDER PASTE
- SUPPLIERS OF SURFACE MOUNTED DEVICES
- SUPPLIERS OF PLANT AND MACHINERY
- SUPPLIERS OF AUTOMATED PLOTTER
- SUPPLIERS OF EXPOSURE SYSTEM
- SUPPLIERS OF ETCHING CENTRE
- SUPPLIERS OF CNC PCB DRILLING MACHINE
- SUPPLIERS OF PCB CUTTING MACHINE
- SUPPLIERS OF PCB CLEANING MACHINE
- SUPPLIERS OF UV PCB CURRING MACHINE & SCREEN PRINTING MACHINE
- SUPPLIERS OF DRY FILM LAMINATING MACHINE
- SUPPLIERS OF COPPER PLATING MACHINE
- SUPPLIERS OF PLATING THICKNESS GAUGE
- SUPPLIERS OF PCB TESTING EQUIPMENT
- SUPPLIERS OF PCB ASSEMBLING PLANT
- SUPPLIERS OF AUTOMATIC OPTICAL INSPECTION EQUIPMENT
- SUPPLIERS OF AUTOMATIC XRAY INSPECTION MACHINE
- SUPPLIERS OF ELECTRICAL MEASURING INSTRUMENTS
- SUPPLIERS OF AIR POLLUTION CONTROL EQUIPMENTS
- SUPPLIERS OF AIR CONDITIONING EQUIPMENTS
- SUPPLIERS OF PLATEFARM WEIGHING MACHINE
- SUPPLIERS OF MATERIAL HANDLING EQUIPMENTS
- SUPPLIERS OF FIRE FIGHTING EQUIPMENTS
Appendix
- 01. PLANT ECONOMICS
- 02. LAND & BUILDING
- 03. PLANT AND MACHINERY
- 04. OTHER FIXED ASSESTS
- 05. FIXED CAPITAL
- 06. RAW MATERIAL
- 07. SALARY AND WAGES
- 08. UTILITIES AND OVERHEADS
- 09. TOTAL WORKING CAPITAL
- 10. TOTAL CAPITAL INVESTMENT
- 11. COST OF PRODUCTION
- 12. TURN OVER/ANNUM
- 13. BREAK EVEN POINT
- 14. RESOURCES FOR FINANCE
- 15. INSTALMENT PAYABLE IN 5 YEARS
- 16. DEPRECIATION CHART FOR 5 YEARS
- 17. PROFIT ANALYSIS FOR 5 YEARS
- 18. PROJECTED BALANCE SHEET FOR (5 YEARS)
Frequently Asked Questions
A Printed Circuit Board (PCB) is the foundation of most electronic devices. It mechanically supports electronic components while electrically connecting them through conductive copper tracks formed on an insulating substrate. PCBs improve reliability, reduce wiring complexity, enable compact product designs, and simplify large-scale manufacturing, making them essential in consumer, industrial, automotive, medical, and communication electronics.
A PCB consists of four primary parts: substrate, copper layer, solder mask, and silkscreen. The substrate provides structural strength, the copper layer carries electrical signals, the solder mask protects copper from contamination and short circuits, and the silkscreen identifies component locations, symbols, logos, and reference markings used during assembly, testing, and maintenance.
The copper layer provides the electrical pathways required for circuit operation. It forms conductive tracks that transfer signals and power between electronic components with precision. The quality and layout of the copper layer directly influence circuit performance, signal integrity, reliability, and the overall functionality of the finished electronic product.
The solder mask protects exposed copper from oxidation, contamination, and accidental short circuits. The silkscreen provides printed information such as reference designators, symbols, logos, and test point labels. Together, these layers improve board durability, simplify assembly, reduce manufacturing errors, and support inspection and maintenance activities.
PCB manufacturing generally includes design preparation, substrate fabrication, imaging, etching, drilling, plating, lamination, solder mask application, silkscreen printing, surface finishing, testing, inspection, and packaging. Each stage contributes to producing accurate conductive patterns, reliable electrical connections, and a durable finished circuit board suitable for electronic assembly.
Printed Circuit Boards are widely used across nearly every electronics sector. They are found in consumer electronics, computers, communication systems, industrial automation equipment, automotive electronics, medical devices, aerospace systems, and numerous embedded control applications. Their ability to provide reliable, compact, and repeatable electrical interconnections makes them indispensable in modern electronic manufacturing.
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