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Entry boards

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We offer the largest range of PCB drilling entry materials for all applications and requirements from large to small holes and from single sided to high layer count ML PCBs with small vias.

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Material Thickness (mm) Description Benefits PDF

Aluminium Entry CMA

0.15 – 0.40 ± 0.01

Alltech Aludrill CMA solid aluminium Entry material
that is developed for drilling process in the printed circuit industry.

  • Protects PCB surface
  • Eliminates burrs
  • Improves hole accuracy and hole wall roughness
  • Very good drill properties
  • Excellent price/performance ratio
  • Can be drilled as well as routed when using single flute routers
  • Surface: metallic

Aluminium Entry FMV

0.18 – 0.30 ± 0.01

Alltech  Aludrill  FMV  solid aluminium  Entry material
that is  developed  for  drilling process in  the  printed  circuit industry.

  • Protects PCB surface
  • Eliminates burrs
  • Improves hole accuracy and hole wall roughness
  • Very good drill properties
  • Excellent price/performance ratio
  • Can be drilled as well as routed when using single flute routers
  • Surface: metallic

Entry EO+

0.305

It is a LCOA proprietary non abrasive Cellulose core
laminated on both sides with a 0.05 mm Aluminium foil

  • Reduces temperature and creates perfect bushing effect for accurate registration and prolonged drill life
  • Reduces drill breakage on small diameters 0.3mm
  • Consistently hight quality hole walls
  • Higher chip loads/SFM capabilities
  • Decreased amount of debris in hole
  • Excellent flatness characteristics for automated Load/Un-load drilling systems
  • Recycled as aluminium

Entry Bullseye

0.22

Bullseye is a unique, innovative entry material
that offers the user the best possible accuracy
on a full range of diameters used in PCB manufacturing.

  • Maintain hole location from stack entry through exit
  • Holds the drills immediately upon contact
  • Creates a perfect bushing
  • Minimizing deflection

Additional products and information

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