Coilbuilding

Coilbuilding is the practice of designing, winding, and installing coils in rebuildable atomizers used in certain e-cigarettes. The goal is to create coils with a controllable electrical resistance that heat quickly and evenly to vaporize e-liquid. Builders select wire, wind it around a mandrel or jig, and thread wicking material through the coil before installation into the atomizer.

Common wire types include Kanthal A1, Nichrome, Stainless Steel, and nickel alloys used for temperature-control vaping. Wire gauges vary; thinner wires have higher resistance. Builders often construct more complex coils, such as claptons or fused-claptons, to increase surface area and adjust heat distribution. Coil builds are characterized by their resistance, typically measured in ohms, and by their recommended power range.

Coil configurations range from simple round-wire coils to multi-wire constructions like claptons and fused coils. The choice affects ramp-up time, flavor, and vapor production. The coil is installed in the atomizer, and wicking material is threaded through to keep the coil saturated with liquid.

Electrical performance is described by resistance, current, and applied power. Ohm's law and the device's limits determine safe operating ranges. Some users employ temperature-control modes that use the wire's material properties to regulate heat output.

Safety considerations include battery handling, insulation, and avoiding shorts. Users should understand battery ratings, coil resistance limits, and proper safety procedures to prevent overheating or battery failures. Local regulations and manufacturer guidelines may apply to the use and modification of vaping devices.