Drilling & Via Formation
Desmear Line
Built-to-spec drilling & via formation system for fabricators who need repeatable yield and predictable cycle times.
View detailsLooking for a reliable Aluminum Entry? We stock this part for PCB drilling machines as part of our Backup & Entry Boards range. Every unit is checked before dispatch and shipped from Shenzhen, so downtime on your drilling or routing line stays short.
What the Aluminum Entry Does
Backup boards and entry sheets sit under and on top of the panel stack. They prevent exit burrs, guide the drill tip on entry, cool the bit and improve hole position accuracy.
Product Details
Application :
Suitable for FPC,HDI and Multilayer PCB Drilling
Advantaage:
Use water -based environmental protection materials ,no pungent smell
Glossy surface,
Suitable for common PCB Drilling
Advantage:
● Protect the Surface of the PCB board
● Excellent cooling function
tolerance
41"*49"
Frequently Asked Questions
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: If machines, it will be about 10~15 working days. If spares, it will be about 2~3 working days after payment.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.
When to Replace It
- Exit burrs or entry damage on panels
- Poor hole position accuracy
- Excess drill wear or breakage
- Warped or contaminated boards in stock
How to Confirm Compatibility
Before ordering, please check or send us:
- Board / sheet thickness and size
- Material (wood, melamine, phenolic, aluminium, lubricated)
- Flatness and moisture specification
- Hole size range drilled
Looking for complete machines? See our Drilling & Via Formation.
Technical Questions
Do you supply other spare parts for the same machine?
Yes. We supply collets, spindles and shafts, air bearings, pressure feet and brushes, cylinders, sensors, tool magazines, drill and router bits, and backup and entry boards for PCB drilling and routing machines.
Which machines is the Aluminum Entry compatible with?
It is designed for PCB drilling machines. Send us the machine model and the original part number and we will confirm the fit before shipment.
How fast can the Aluminum Entry be delivered?
Spare parts in stock usually ship within 2–7 days after payment from Shenzhen, China, by international express (DHL, FedEx, UPS or your own forwarder).
What information do you need to quote the Aluminum Entry?
Please provide: board / sheet thickness and size, material (wood, melamine, phenolic, aluminium, lubricated), flatness and moisture specification, hole size range drilled. Photos of the installed part also help.
Sources & References
- IPC-A-600: Acceptability of Printed Boards
- IPC-6012: Qualification and Performance Specification for Rigid Printed Boards
- Photo Chemical Machining Institute — process capability guidelines
- NIST Engineering Statistics Handbook — process tolerance and capability
Standards are referenced for context. Always confirm parameters against the current published edition and your own process validation.
