H

Hardener
Curing agent for thermosetting powder coatings.

Hardness
The ability to withstand indentation and damage.

Hiding Power
The extent to which a powder coating masks the colour and pattern of the surface it is applied to at a given film thickness.

High Voltage Cable
A specially designed cable that carries high voltage from generator to gun.

High Voltage Generator
An electrical power transformer that converts 220 - 250 volts AC current to high voltage DC.

Hose
Flexible tube used to convey either powder from hopper to gun or compressed air to gun.

Humidity
A measure of the amount of moisture in the air.

Hybrid
An epoxy polyester powder coating product.