Since 1950, Wilt Industries has designed and manufactured annealing and ashing kilns and furnaces at its U.S. facility. Based on more than 70 years of electric furnace-building experience, the Lake Pleasant company offers standard equipment alongside custom designs for demanding thermal-processing work, and also provides annealing services for quartz and glass products at its facility.
EPA Approved
compliance_program
UL/EN 61010 Listed
certification
UL 508 Reviewed
certification
CSA CC.C#14
certification
/lucifer-primary_imagotype-1200px.png)
Lucifer FurnacesDesigned and built in the USA since 1946, Lucifer Furnaces is one of the country’s oldest and most experienced designers and builders of industrial heat-treating equipment. Based in Warrington, Pennsylvania, the company makes built-to-order furnaces and ovens for manufacturers and specialized shops, including aerospace and tool-and-die operations.WARRINGTON, PA
L&L Special FurnaceBased just south of Philadelphia, L&L Special Furnace designs and builds industrial furnaces, ovens, kilns, quench tanks and complete heat-treating systems for industrial and laboratory use. The company keeps its engineering and manufacturing in-house at one location, then supports equipment worldwide with startup, repair and parts service. Its longstanding product line spans standard equipment and specially configured systems for demanding thermal applications.ASTON, PA
Williams Industrial Service, IncWilliams Industrial Service traces its roots to founder Robert (Bob) S. Williams, who began servicing heat-treat equipment in the early 1970s; his son Jason now carries that legacy forward. From its Bowling Green, Ohio, facility, the company builds industrial furnaces for demanding heat-treating applications and supports them with long-term service, including work on competing equipment.BOWLING GREEN, OH
Surface Combustion, IncSince pioneering a patented heating concept in 1915, Maumee-based Surface Combustion has manufactured industrial heat-treat and thermal-processing furnaces, including its Allcase® batch integral quench system introduced in the early 1950s. The company pairs new standard and custom equipment with in-house controls, metallurgical testing, and engineering support for demanding applications such as aerospace and castings. Its long-running aftermarket operation also maintains historical drawings and bills of materials for nearly every furnace it has built, supporting repairs, rebuilds, and retrofits throughout the equipment’s service life.MAUMEE, OH