description1
Zipper closure
1/5 zip athletic pullovers for men. Stretchy, lightweight, fast-drying
fabric for superior performance.
REGULAR FIT - US standard sizes. An athletic fit that sits close to the
body
for a wide range of motion, designed for optimal performance and all day
comfort.
FEATURES - Quarter zip closure;Thumbholes on long sleeves to keep them
in
place during workout
Description
| Structure | 1+N+1；2+N+2 |
| Thickest plate thickness | 6.0mm |
| Surface treatment | OSP，HASL，LEADFREE HASL，ENIG |
| Craftsmanship | 2-stage HDI with buried blind vias, large-size production, electroplating and leveling, resin plugging technology |
| Number of layers (PCB) | Mass production: 2~8 layers / Sample: 16 layers |
| Maximum plate thickness | Mass production: 10mm/ Sample: 10mm |
| Material | FR-4 (ordinary FR4, medium Tg FR4, high Tg FR4, lead-free soldering plate), halogen-free plate, ceramic filling material, PTFE, PI material, BT material, PPO, PPE, mixed pressure, partial mixed pressure, etc. |
| Minimum line width/space | Inner layer 3mil/3mil (HOZ), outer layer 4mil/4mil (HOZ+Plating) |
| Maximum copper thickness | Mass production: 3.0 OZ (UL) / Sample: 12OZ (Sample) |
| Minimum aperture | Mechanical drilling 8 mil (0.20mm) / Laser drilling 3 mil (0.075mm) |
| Maximum size (finished product) | 1230mm X 550mm |
| Maximum thickness to diameter ratio | 18:1 |
| Surface treatment | HASL, chemical nickel gold, chemical tin, chemical silver, OSP, electroplated gold finger, chemical nickel gold+OSP, chemical nickel palladium gold |
| Special processing | Buried vias, blind vias, step trenches, metal bases, buried resistors, buried capacitors, mixed voltage, local mixed voltage, local high density, back drilling, impedance control, etc. |
