Capabilities

ANYTHING IS POSSIBLE

CHECK OUR FULL LIST OF CAPABILITIES
CIRCUIT / PANEL SIZE
Standard Advanced
Metal Clad PCB 510 x 610mm, 457 x 610mmm Larger sizes available for long boards
materials
Standard
Aluminium Denka, Ventec, Bergquist, Laird, and more
Other Materials Please Enquire
copper foil
Standard Advanced
Metal Clad PCB 1oz (35µm) – 4oz (140µm) Heavier weights achievable under consultation
SURFACE FINISHES
Standard Advanced
Lead Free Hot Air Solder Level Yes Yes
OSP Yes Yes
Immersion Gold (ENIG) Yes Yes
ENEPIG Yes
Immersion Silver Yes
Immersion Tin Yes
SOLDER MASKS, IDENTS AND CARBON
Standard Advanced
Photoimageable (LPI) Solder Mask Green, White, Black, Red, Blue Orange, Purple, Grey & Others on request
Peelable Solder Mask Standard & Hi-Temp—Blue, Green, Red Standard & Hi-Temp—Blue, Green, Red
UV Curable ident (Silkscreen) White, Yellow, Black Green, Red, Blue, Brown
Carbon Key Pads Yes Yes
Carbon Links No Yes
CNC DRILLING
Standard Advanced
Min. Finished Hole Size (Mechanical) 0.60mm x Material Thickness Smaller considered on a case by case basis
Max. Finished Hole Size (Mechanical) 5.90mm Holes over 5.90mm diameter are routed
Minimum Punched Hole Size 1.0mm x Material Thickness
Minimum Router Diameter 1.6mm 1.6mm
TRACK WIDTH
Copper Thickness Minimum Width
1oz (35um) 0.005″ (0.13mm)
2oz (70um) 0.006″ (0.15mm)
3oz (105um) 0.007″ (0.18mm)
4oz (140um) 0.008″ (0.20mm)
6oz (210um) 0.010″ (0.25mm)
8oz (280um) 0.015″ (0.38mm)
10oz (350um) 0.015″ (0.38mm)
TRACK GAP
Copper Thickness Minimum Width
1oz (35um) 0.007″ (0.18mm)
2oz (70um) 0.009″ (0.23mm)
3oz (105um) 0.012″ (0.30mm)
4oz (140um) 0.014″ (0.36mm)
6oz (210um) 0.020″ (0.51mm)
8oz (280um) 0.024″ (0.61mm)
10oz (350um) 0.030″ (0.76mm)
MINIMUM TRACK TO PROFILE
Standard
Scored 0.50mm
Routed 0.40mm
Punched One material thickness
SOLDER RESIST
Standard
Soldermask  The solder resist clearance around copper pads should be 0.1mm – this can be reduced to 0.05mm to maintain a 0.20mm solder dam
Solder Dam Width  Min 0.20mm
Solder Mask Pad Size  Min 0.30mm x 0.30mm
Character Height (Text In Resist)  For the purposes of legible text, a minimum character height of 0.2mm is recommended
IDENT
Standard
Minimum Character Height 1.20mm
Minimum Character Width 0.25mm
Minimum Text Line Thickness 0.25mm
Ident Text and Line to Copper Pad 0.20mm – No ident text or lines to encroach onto copper pads
Minimum Distance to Board Profile 0.50mm
DRILLING & PUNCHING
Drilled Routed
Minimum Hole Edge to Circuit Profile 1.0mm One material thickness
Minimum Hole to Hole Edge 1.0mm One material thickness
ELECTRICAL TEST
Standard Advanced
% Tested (Open / Short test) 100% 100%
Hi-Pot Breakdown Test On Request On Request
lead times: UK MANUFACTURE
Standard Quick Turn
10-15 Days 3-5 Days
lead times: Far East Manufacture
Standard Quick Turn
10-15 Days + Shipping 10 Days + Shipping
Air Freight Lead Time – 5 Days
Sea Freight Lead Time – 20 Days
All Far East lead times are subject to customs clearance
Premium International shipments can be arranged by DHL, Fedex, UPS or TNT at extra cost
contact

Hertford Town Mill
49 Tamworth Road
Hertford – Herts
SG13 7DJ – United Kingdom

  • +44(0) 1992 514200
  • sales@dkthermal.co.uk
QUALITY
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ABOUT US

DK Thermal deals direct with you on all aspects from quotation, through engineering to purchase and delivery of PCBs. We have specialist teams working from strategic locations to ensure you of the best service and products. All QA staff are Certified IPC-A-600 specialist inspectors.