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.

Triangular pitch open area

Hole diameter R mm   Hole diameter R mm
Pitch T mm   Pitch T mm
Open area   %   Open area   %
Bridge   mm   Bridge   mm
             

45 degree pitch open area

Hole diameter R mm   Hole diameter R mm
Pitch T mm   Pitch T mm
Open area   %   Open area   %
Bridge   mm   Bridge   mm
           

Rectangular pitch open area

Hole diameter R mm   Hole diameter R mm
Pitch 1 U1 mm   Pitch 1 U1 mm
Pitch 2 U2 mm   Open area   %
Open area   %   Bridge   mm
Bridge   mm      
           

square hole open area

Hole diameter R mm   Hole diameter R mm
Pitch T mm   Open area   %
Bridge   mm   Pitch T mm
Open area   %   Bridge mm²
           

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

perf_examples

Pitch or centre dimension is measured from hole centre to hole centre

embossed-1

Perforated Metal Check List

  • Material type and grade
  • Hole shape
  • Hole Size
  • Pitch dimension
  • Pitch configuration
  • Size of sheet or coil
  • Gauge of material
  • Number of sheets or length of coil
  • Free area
  • Margins or unperforated areas
  • 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.