Objective To harden various size ends of hand held marking stamps. The area to be hardened is 3/4” (19mm) up the shank. Material Steel stamps 1/4” (6.3mm), 3/8” (9.5mm), 1/2” (12.7mm) and 5/8” (15.8mm) square Temperature 1550 F (843 C) Frequency 99…

Date：2007/04/03

ObjectiveHeat steel roofing screw to 1650 F to harden the threadsMaterial Steel roofing screws of varying diameters less than 1.25” (31.75mm) diameter, 5” (127mm) longTemperature:1650 F (899 C)Frequency:291 kHzEquipment • Power of 6 kW induction heating…

Date：2007/04/03

Objective An induction heater is used to heat a polymer laminated aluminum foil in 0.5 to 2.0 seconds. The heat produced in the aluminum foil melts the polymer that bonds to the neck of a plastic container.Material Aluminum foil, polyethylene, polypropylen…

Date：2007/04/03

Objective To heat an aluminum foil inside a plastic shampoo cap for sealingMaterial 2.0” diameter, plastic flip top cap, with a 0.9” diameter aluminum foil sealTemperature 250 – 300 F (120 – 150 C)Frequency 225 kHzEquipment Power of 10 kW, induction he…

Date：2007/04/03

Objective To heat an aluminum in-cap laminate to a temperature of 350F in order to seal the laminate to the container Material 3.5” (100mm) Temperature 350 F (177C) Frequency 300 kHz Equipment Power of 4.5kW induction heating system; custom-designed w…

Date：2007/04/03

Objective To seal a 1.5” (38.1mm) diameter cap with foil to a plastic bottle.Material 1.5” (38.1mm) diameter cap with 1.5” (38.1mm) diameter aluminum seal, plastic bottleTemperature 250-300 F (121-149 C)Frequency 309 kHzEquipment •Power of 6kW inductio…

Date：2007/04/03

Objective Brazing a cone shaped carbide to a stainless steel shaft for a digger Material Cone shaped carbide 1.12” (28.4mm) dia, 1.5”(38.1mm) tall, stainless steel shaft 1.12” (28.4mm) dia and various length, black brazing flux and braze shims Tempera…

Date：2007/04/03

Objective Heat the end of an aluminum copier roller to 400 F (200 C) to cure epoxyMaterial Aluminum roller 4.75” (120mm) diameter, 2’ (0.6m) long with 1.5” (38.1mm) thick plug at endTemperature 400 F (200 C)Frequency 52 kHzEquipment • Power of 25 kW in…

Date：2007/04/03

Objective Curing a coating on both sides of an aluminum piston at a rate of 1” (25.4mm) per secondMaterial 4 aluminum pistons weighing 1lb (.45kg) each, 3.75” (95.25mm) dia and 2.5” (63.5mm) highTemperature 225 F (107.2 C)Frequency 6 kHzEquipment • Pow…

Date：2007/04/03

Objective To Cure adhesive in aluminum filter endsMaterial Aluminum filter, steel end caps & plastisol adhesiveTemperature 200 FFrequency 277 kHzEquipment Power of 6kW induction heating system, equipped with a remote workhead containing two 0.1uF capa…

Date：2007/04/03