We can provide ovens through Lewco for your liquid, powder, composite, burn-off or other process requirements!


Located in north central Ohio, our 165,000 sq. ft. facility houses a complete staff of over 150 industry professionals. We utilize state-of-the-art 3D solid modeling design software and CNC metal working equipment to design and manufacture our quality products. It is our mission to meet or exceed the expectations of our customers by providing quality products, on time, safely and efficiently.

Our Quality Management System seamlessly integrates all corporate resources to ensure these expectations are achieved. We invite you, our valued customer, to visit our facility and see for yourself the attention to detail that goes into the manufacturing of our reputable products.

Batch Ovens​


LEWCO Batch Ovens LEWCO Batch Ovens set the industry standard for reliability and performance. Offering over 2,000 standard models in temperature ranges up to 1,200˚F, there is a LEWCO oven that is sure to suit your application.

Our product line includes a full range of Cabinet Ovens, Normal and Enhanced Duty Walk-in Ovens, as well as High-Temperature Furnaces. All LEWCO Ovens feature heavy-duty construction and utilize only the highest quality purchased components to assure years of trouble-free operation.


Batch Ovens at a Glance

• Temperature ranges up to 1,200°F

• Electric, fuel-fired, or thermal fluid heat

• NFPA 86 Class A designs for flammables or combustibles

• Enhanced Duty ovens guarantee ±10°F temperature uniformity

• Dual or horizontal airflow patterns

• Aluminized steel interior and cold rolled steel exterior

• Standard Door options include bi-parting swing doors or vertical lift guillotine style

• All models are fully assembled, wired, and factory tested prior to shipment


LEWCO is the ONLY U.S. based manufacturer of Industrial Ovens that also manufactures a standard line of Conveyor Products. With this combined expertise, LEWCO leads the industry in the manufacturing of Conveyor Ovens. We offer over 70 standard models including belt, chain, and powered roller models in electric, fuel-fired, steam and thermal fluid heat. Years of experience combined with a variety of pre-engineered, standard designs, allow us to provide a custom, yet cost-effective, solution to suit most any continuous heat processing application.

Conveyor Ovens at a Glance

• Temperature ranges up to 800°F

• Electric, fuel-fired, steam and thermal fluid heat

• Belt, chain, and powered roller conveyor models

• NFPA 86 Class A designs for flammables or combustibles

• Vertical down, dual, or horizontal airflow

Standard Control Package

LEWCO’s standard control package includes a single loop temperature controller and redundant high-limit controller. Circulation fan(s) and exhaust fan(s) include air proving circuits that are electrically interlocked with the heating circuit. All controls are housed in a NEMA 12 enclosure with a full voltage lockable disconnect switch. The complete control panel is designed and wired to meet the requirements of the NFPA 70 – National Electric Code, NFPA 79 – Electrical Standard for Industrial Machinery, and NFPA 86 – Standards for Ovens and Furnaces.

Ramp/Soak Temperature Control Upgrade

Upgrade the single loop temperature controller to a ramp/soak controller.

This simple yet reliable controller can store multiple ramp/soak part recipes providing controlled heat-up and cool down of parts.

This upgrade includes all of the base features of the standard control package with the addition of a secure data recorder. A variety of data recorders are available to meet your application requirements. These range from a simple data logging temperature controller to a 48-channel paperless recorder specifically designed for Aerospace applications and AMS2750 compliance.

PLC/PC Control Package

LEWCO’s PLC/PC control package includes a PLC (Programmable Logic Controller), ramp/soak temperature controller, high-limit controller and touchscreen HMI (Human Machine Interface) programmed with LEWCO’s proprietary SCADA (Supervisory Control and Data Acquisition) software. Standard functionality and operating screens are perfectly suited for many applications; however, the system can be easily tailored to meet specific customer requirements. The complete control system is designed to help customers meet AMS 2750E standards.

Composite Control Packages

LEWCO’s composite curing control packages include a variety of different options and are easily customized to suit our customer’s needs. Options include a ramp/soak temperature controller, custom part libraries, batch recording, and reporting capabilities. Data recording with optional vacuum ports and type “J” thermocouple jacks in the oven are also available. Each vacuum port includes a manual shut-off valve and dial-type vacuum pressure gauge mounted on the oven exterior. All ports are tied into a common header pipe for a single point connection to the vacuum source. The composite control packages are fully customizable and can be altered to obtain a fully automated control system or meet any customer’s specifications.


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