The ability of a material to absorb and retain moisture from the air.
The section of a re-flow oven held at maximum temperature. Other zones include per-heat and cooling.
A void in the metallic deposit of a plated through-hole exposing the base material.
Hole Pull Strength
The force necessary to rupture a plated through-hole when loaded or pulled in the direction of the axis of the hole.
The arrangement of all holes in a printed board.
The dimensional location of the centre of a hole.
The quantity of holes in a printed circuit board per unit area.
A condition in which a hole is not completely surrounded by the land.
Wherein the assembly or component undergoes a high potential (ac) current.
The part of a lead adjacent to a termination that has been deformed by the edge of the bonding tool.
Any device that absorbs and draws off heat from a hot object, radiating it into the surrounding atmosphere.
Heat and Pull
A de-soldering method using a device that grasps, heats and pulls the leads to be removed.
Hot Air Solder Level (See Solder Leveling)
Induced fracturing or de-lamination on or below the surface of the base material, it is usually exhibited by a light area around holes, other machined areas, or both.
A polyester resin modified with halogens to reduce flammability.
Compounds containing fluorine, chlorine, bromine or iodine, which may be part of the activators in the flux system and must be cleaned.
High Density Interconnect.