PLATE PERFORATION

The Perforated Sheet is a low carbon sheet with an alloy that contains at least 10% chromium by weight. Owing to its distinct chemical makeup, particularly the chromium content, a rough, invisible, and highly resistant to corrosion chrome oxide film forms on the steel’s surface. The film has the ability to repair itself in the event of mechanical or chemical damage. There are several varieties of the SS Perforated Sheet, including ferritic, martensitic, and austenitic. In the fields of architecture and design, perforated stainless steel sheet 4×8 is primarily utilized for a variety of structural and ornamental purposes.

The manufacturing of Slotted Hole Stainless Steel Perforated Sheets is basically a very labor intensive process, which has now been mechanized to meet the modern standards. They are created by one of the following three processes which includes punch press, rotary pinned and laser. Each of the methods help to create different Decorative Stainless Steel Perforated Sheet of various configurations, forms, and shapes.

Perforated sheets are useful in many situations, such as reducing noise and weight, controlling airflow, filtering, or adding aesthetic appeal. Perforated sheets are ideal for sorting, screening, facades, ceilings, lights, shelves, shielding, staircases, and many more applications because of their unique properties.The Stainless steel mirco perforated sheet is used for a wide range of applications in various industries including agriculture, aerospace technology, lighting, security applications, air conditioning, sugar processing, and various other industries.

Perforated Sheet Specification

Perforated Sheet Specification – (FERROUS)
Chart :	· ASTM A240 / ASME SA240
Dimension List :	· ASTM, ASME, API,
Grade :	· HRP, G60, G90 (CR Steel hot dip Zinc coated) etc. · SS A480 / A480M-18, · Typical Monel has 68% nickel and 29% copper. · GALVANIZED STEEL ASTM A283 Grade, A36, S235, S275, S355,
Sizes (MM) :	· 1000 X 2000, 1219 X 2438, 1250 X 2500, 1500 X 3000;
Width (MM) :	· 1000 TO 2000 & Customized sizes available.
Thickness (MM) :	· 0.3 to 5.0,
Length (MM) :	· 1000 TO 6000;
Surface Finish :	Surface finishes are provided by ASTM A480 and EN 10088. 2B, 2D, BA, No. 1, No. 4, No. 8, 8K, BA (Bright Annealed)-Mirror Finish, HR (Hot Rolled), CR (Cold Rolled), Satin (met with Plastic coated).
Hardness :	· Soft, Hard, Half Hard, Quarter Hard, Spring Hard, etc.
Perforation Hole Size :	· Ranging from 32 holes / in² to 320 holes / in² (5 holes/cm² to 50 holes/cm²).

Perforated Sheet Specification – (NON FERROUS)

Grade :

· Copper grade – T1,T2, C11000,

C12200, ASTM B152, C4621, etc.

(1/16 hard,1/8 hard,3/8 hard,1/4 hard,

etc.)

· Naval Brass Plate, Alloy 260, Alloy 272,

Alloy 330, Alloy 353, Alloy 360, Alloy

385, Alloy 464, Alloy C48200, C48500,

Machines used to manufacture Perforated Plate
· Trumpf Tru Punch 5000	· Amada EMK 3610NT
Equipment List :
To produce accurate quality parts, our facility consists of modern press brakes and shears and roll forming equipment. · Perforating Presses · CNC Punches · Brakes · Bolt Hole Punches · Sheet Levelers · Roll Formers · MIG, TIG, STICK Welding Equipment Shears

Perforated Plate Industries wise Uses :

· Automobiles,

· Audio equipment,

· Drainage,

· Food Processing,

· Food Service Equipment,

· Hospital & Health care,

· Appliances,

· Computers,

· Light Diffusion,

· Food Processing,

· Acoustical Dampening,

· Oil Filtration,

· Hydraulic Filtration,

Perforated Products Applicability:

· Perforated Tubes

· Architectural,

· Decorative,

· Various Shapes – Round, Square, Hexagon, Slotted etc.

Perforated Plate Benefits :

· Lowered costs,

· Malleability,

· Flexibility,

· Improved strength,

· Lightweight and Durable,

· Versatile that incorporates both simple or complex projects.

· Low Environmental Impact

· Radiation Containment –

Electrical components and appliances produce EMI and RFI radiation, Perforated shielding provides a 99% attenuation of EMI and RFI radiation with a shielding effectiveness of 40 decibels.

Perforated Plate Purpose :

· Weight reduction,

· The perforation makes a material easy to tear or bend.

· The perforations or openings allow the passage of Light, Sound ( Sound absorbing or sound reflecting ), Air Ventilation, Liquids and other gases in a controlled manner.

Perforated Plate Products :

· Filtration and exhaust systems,

· Outdoor Furniture like Benches, Picnic tables etc.

· Garbage cans.

· Building Facades and staircases,

· Ladder Rungs,

· Air conditioning Panels,

· Ventilation filter for HVAC systems,

· Suspended ceilings for interior decorations,

· Perforated metal has a modern appeal and does not visually obscure surrounding scenery.

· Material Handling Equipment,

· Steel Decking,

· Food Service Equipment,

· Stainless Steel Sinks,

· Grain Dryers, Kitchen equipment, Appliances, Speaker grills, Light fixtures.

Perforated Sheet Specification

Specifications Chart: ASTM A240 / ASME SA240
Dimensions List: ASTM, ASME, and API
Sizes Chart in MM : 1000mm*2000mm,1250mm*2500mm,1219mm*2438mm,1500mm*3000mm.
Width in MM: 1000mm To 2000mm or customized
Thickness Chart in MM : 0.3mm – 15mm
Length in MM : 1000mm to 6000mm
Surface Finishes : 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, Hot rolled plate (HR), Cold rolled sheet (CR), SATIN (Met with Plastic Coated) etc
Hardness : Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.

How much of the Steel Plate Perforated sheet is filled with holes depends on the open area of the plate. Usually, a percentage is used to express them. For instance, 30% of a 16 gauge perforated stainless steel sheet’s open area indicates that 30% of the sheet is made up of holes, with the remaining 70% being the sheet’s composition. The open area’s form and level of stagnation determine how big the open area is calculated. The open area of a perforated stainless steel sheet with round holes is calculated using a different formula than that of square holes.

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