buyers guide to high specification perforating
Bespoke Products
In addition to this comprehensive range of ex-stock products, we also offer a bespoke service.
Our punching capacity comprises an unrivalled array of perforating and ancilliary equipment, enabling us to offer a broad range of solutions for your perforating requirements.
Scope
Our UK based manufacturing capabilities typically offer:
- Hole sizes from 0.8mm to 40mm diameter
- Unlimited variety of patterns
- Material thickness from 0.3mm to 10mm
- Up to 1500mm wide material in coil or sheet form
Free/Open Area %
This is the ratio of holes to total perforated area.
Margins
Perforated material can be supplied with margins or unperforated areas.
Sheet Metalworking
Our suite of turret punch presses complements our all-across capacity and enables us to offer a variety of supplementary punching operations:
- Notching
- Bolt-holes
- Additional
- Extra holes

For further details on our fabrication services, please request our Options brochure.
Typical Pitch Configurations

Pitch or centre dimension is measured from hole centre to hole centre
Perforated Metal Check List
- 1. Material type and grade
- 2. Hole shape
- 3. Hole Size
- 4. Pitch dimension
- 5. Pitch configuration
- 6. Size of sheet or coil
- 7. Gauge of material
- 8. Number of sheets or length of coil
- 9. Free area
- 10. Margins or unperforated areas
- 11. Ancillary work, E.g. Bolt Hole, Notching, Forming etc.
• Ash & Lacy Terms and Conditions apply to all transactions
• Ash & Lacy reserves the right to modify the stock range at any time.
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