Perforated Sheets
Stainless Steel Perforated Sheet
Premium-grade stainless steel perforated sheets featuring superior corrosion resistance, high structural strength, and surface passivation treatments.
Metal Perforated Sheets
Precision-engineered industrial metal perforated sheets, offering optimized tensile shear and load distribution ratios for rigorous mechanical environments.
Technical Outline
- Pattern IndexCNC-PRECISION
- Form FeasibilitySheets, Coils, Cut-Sizes
- Standard Pitch Feasibility0.5mm — 100mm
- Available MaterialsSS, MS, GI, Alum, Brass, Copper
- Tolerances±0.05mm (Micron Level)
Perforated Sheets
Metal Perforated Sheets
Our industrial-grade metal perforated sheets are manufactured from premium ferrous and non-ferrous alloys, engineered to deliver exceptional structural integrity and optimized tensile shear and load distribution ratios. Utilising state-of-the-art multi-ram presses, we achieve precise punch geometries with clean, deburred apertures. Each production batch is strictly verified for flatness and dimensional consistency, satisfying the most demanding load-bearing and fluid-dynamics applications.
Key Features
Engineered tensile shear and load distribution ratios
ISO 9001:2015 certified manufacturing processes
Mill test certifications and raw material heat codes provided
Custom CNC micro-punching tolerances (±0.05mm) on request
Common Applications
Defense and heavy armor reinforcementAerospace heat shields & high-vacuum filtration gridsPetrochemical refinery processingHigh-velocity fluid dynamics and screening
Request Custom Dimensions
Need custom perforation patterns, material grades, or specialized sheet dimensions? Our design team is ready to fabricate to your specific blueprint.
B2B Precision Center
Industrial Specification Calculator
Hole Parameters
Hole Size / Diameter (D)3.0 mm
0.5 mm20.0 mm
Center-to-Center Pitch (P)5.0 mm
1.0 mm40.0 mm
Engineering Calculation Model:
Formula: Open Area % = (D² × 90.69) / P². Staggered 60-degree orientations represent the optimal industrial standard for uniform load-bearing distributions and airflow pathways.
Computed Flow Density
32.65%Theoretical Open AreaInteractive Pattern Density Matrix* Orange accent highlights center staggered coordinates.
Material Specification Matrix
| Material Type | Thickness Range | Max Width feasibility | Hole Patterns | Surface Finishes |
|---|---|---|---|---|
| Stainless Steel (SS 304, 316) | 0.4mm to 10.0mm | 1500 mm | Round, Square, Hex, Custom slots | 2B, Hairline, Mirror Polish |
| Mild Steel (MS) / Carbon Steel | 0.5mm to 16.0mm | 2000 mm | All geometrical profiles | Oiled, Powder Coated, Primer |
| Galvanized Steel (GI) | 0.4mm to 4.0mm | 1500 mm | Standard patterns | Regular Spangle, Chromated |
| Aluminium (Grade 1000 - 6000 series) | 0.5mm to 6.0mm | 1500 mm | Square, Round, Facade shapes | Mill Finish, Anodized, PVDF |
| Specialty (Brass, Copper, Titanium) | 0.3mm to 3.0mm | 1000 mm | Acoustic, Fine decorative | Natural, Polished |
* Note: Custom sizes, raw material grades, and perforating dies can be machined in-house for unique requests.
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Perforated Sheets
Perforated Sheet
Industrial-grade perforated sheets manufactured with CNC micro-punching tolerances (±0.05mm) for flawless mechanical alignment.
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Round Hole Perforated Sheet
High-performance round-hole sheets engineered in staggered 60-degree configurations for optimal open area airflow ratio.
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Partner with Ashokraj Industries for precision perforated metal solutions. Contact us for custom quotes and engineering consultation.