LCI Furnaces is a premier supplier of new OEM made-to-order industrial commercial and laboratory lab clean room (cleanroom) electric computer controlled atmosphere 1000C hi-temp (high temperature furnace) production IR (near-infrared) continuous belt conveyor furnace, infrared oven, infrared dryer and IR kiln equipment.

Compare to near-infrared (NIR, near-IR IR-A), short-wavelength infrared (SWIR, IR-B) or "reflected infrared", mid-wavelength infrared (MWIR, IR-C IIR) long-wavelength infrared (LWIR, IR-C) or "thermal infrared" far infrared (FIR) convection and conduction muffle furnace, oven, dryer and kiln thermal processing equipment for metallization drying and firing, curing, dental, ceramic, epoxy; solder reflow, annealing, sintering, organic burnout (burn-out), bakeout (bake-out), heat treat, semiconductor packaging: frame attach, die attach and sealing; bonding encapsulation; epoxies on IC's, substrates, vapor deposition (APCVD) thin film systems, thick film (thickfilm) paste, and screen print, ink, glass polymer coating; photovoltaic solar wafer, bake photo resist on silicon wafers and food processing applications by BTU btu.com (fast fire), Despatch dispatch.com, GreenBridge, Heller hellerindustries.com, Hengli beltfurnaces.com, Heraeus Hereus heraeus-noblelight.com, IHT Infrared Heating Technologies infraredheating.com, EPS Engineered Production Systems epsovens.com, Keith keithcompany.com, SierraTherm www.sierratherm.com, TPS Solar or TPSI tpsolar.com, and RTC Radiant Technology including LA-series, S-series and hydrogen nitrogen purge and forming gas furnaces.

See technical datasheet for operating, profiling troubleshooting and other considerations.

 

True Near Infrared Furnaces

  pdf version


Production IR Furnaces - Models and Applications

SERIES DESCRIPTION APPLICATIONS
D-Series
Ovens & Dryers
D-Series IR Oven
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IR Dryers & ovens for drying and/or curing with infrared energy from 90-400C, with excellent uniformity across the belt and precise, repeatable zone temperature control.

Choice of 24, 37, 61 or 91 cm wide belts for increased throughput while maintaining acceptable residence time. Ultrasonic belt cleaning and production line signaling/product transfer options available. 
Used for precision thick film drying and baking and curing of polyimide coatings or embedded components.

The D-series IR dryer uniform heating is ideal for production heat processing applications, surface heating, drying and curing speciality coatings and finishing operations. An available closed atmosphere option allows thermal processing without oxidation.
LA-Series
Laboratory Furnaces


LA-309 IR Furnace Lab Muffle Furnace

New!
LA-306

LA-306D (Dental)

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LA-309 html
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Return of the ever popular LA-306 single phase 1000°C IR furnace for tight temperature control in a tiny footprint.

The LA-309 series are compact IR furnaces, 3.12 m long x 0.79 m wide, with separate 76 cm IR heating and cooling sections.

Top temperature is 500C (option to 1000C) with 3 independent controlled heat zones (option for a 4th zone).

Requires only minutes to reach temperature and stabilize. Outside of furnace remains at ambient.

24 cm belt width, speed 25-500 mm/min. Process gasses may be CDA, nitrogen or forming gas (up to 5% hydrogen). Many performance or ease of use options are available.
LA-series furnaces are used for experimental, prototype or low volume processing and specialty production applications where rapid heat rise in a controlled process atmosphere in a small footprint is of particular interest. Its flexibility, process precision, temperature range, and controlled atmosphere capabilities is similar to many of our larger models.

Clean air compatible to Class 1000, the LA-309 can process substrates, wafers, PCBs, metal, ceramic, or glass parts for VOC burnout, thick film sintering -- including solar cell firing, semiconductor package sealing, epoxy die attach, polymer curing, reflow soldering, brazing or annealing.
SMD-Series
Semiconductor Packaging

SMD-Series IR Furnace
SMD-series infrared furnaces for higher production yield and throughput and feature start-up often in less than 30 minutes for temperature profiles up to 1000°C.

Tested against convention furnace technology, the SMD-series furnaces offer faster setup and stabilization time; repeatable profiles; no degrade of seal process; lower internal cavity moisture content and comparable hermetic performance; lowest ppm defect rates; and superior temperature uniformity.

Also 90% belt edge conveyor load efficiency.  Inert atmosphere for fine pitch solder pastes.  Diffuse near and medium IR heating efficiency without color selectivity.

Electronic industry semiconductor packaging, frame attach, die attach and sealing applications. Choose Air for low cost; Nitrogen (max 500 ppm oxygen) reduces board browning and flux charring for easier cleaning; or Nitorgen (max 5 ppm Oxygen) for 40-60% faster processing speeds, lower defect rates, and improved secondary soldering yields, ideal for high volume critical applications. 
Also used for ceramic and glass epoxy applications and a variety of production processes including
    ▪  Curing polymer thick film materials
    ▪  Epoxy potting compounds
    ▪  Nonmenclature and legend inks
    ▪  Conformal coatings
    ▪  Bonding epoxys or encapsulating epoxys on IC's
    ▪   Process heat shrink tubing
    ▪  Bake photo resist on silicon wafers
    ▪  Drying thick film pastes.
TF-Series
Thick Film Firing Furnace

TF-Series IR Furnace pdf



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Fast efficient production infrared furnaces.  Capable of 1000°C, these units utilize high level near infrared radiation to rapidly and accurately fire resistors, conductors and dielectrics in a clean, dry air atmosphere. The furnaces are designed to cycle on a daily or more frequent basis.  They will stabilize at 1000°C from a cold start in under 20 minutes.  Major profile changes can be accomplished in minutes, allowing the furnace to be regularly used for a variety of processes. Designed for volume production of noble metal thick film products.  Production rates of up to 23,000 square inches per hour (16 ipm) can be achieved, with still higher rates for some conductors and dielectrics.  The enegy-rich, radiant environment allows all thick film materials to be processed very rapidly. Resistors are processed at total profile times of 12-15 minutes while conductors and dielectrics can be fired in as little as 10 minutes.  This environment affords tighter distribution of process parts and also gives the processor the ability to cofire multilayers up to 300µm thick.
S-Series
Seal Production Furnaces

S-Series IR Furnace

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Hydrogen
Models
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Fast efficient production infrared furnace, the S-series furnaces offer high production yield and throughput and feature start-up often in less than 30 minutes, precise and repeatable zone temperature control, temperature profiles up to 1000°C, and controlled-atmosphere capability of 1-5 ppm above incoming gas purity.  The S-Series Infrared Furnaces utilize high intensity heat to achieve exacting temperature profiles, with rapid heat rise and no overshoot. Ideal for many high-temperature semiconductor and thick-film processing.  The rapid heat rise of these furnaces is of particular advantage in the final lid sealing or die attach process since the semi-conductor is not exposed to prolonged high temperature. In lead frame attachment, there is no contact with the part to cause distortion in the frame. All leads remain planar which greatly facilitates subsequent automatic wire bonding steps.
AG-Series

 AG-Series IR Furnace
Infrared furnace temperatures up to 1000°C, multistage temperature profiles, rapid removal of volatiles with multiple intermediate exhausts, inline drying and firing, multiple atmospheres with gas barriers, clean room compatible. Silver-glass die attach, CERDIP and similar processes requiring multi-stage temperature profiles and rapid removal of volatiles. These capabilities are facilitated by the use of multiple intermediate exhaust stacks. Ideal for single and two stage silver-glass die attach profiles, as well as solar-cell and green tape drying and firing sequences.
SC-Series
Solar Cell Furnaces
S-Series IR Furnace

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Fast eficient production infrared furnace.  SC-series furnaces offer high production yield and throughput, feature start-up often in less than 30 minutes, precise and repeatable zone temperature control, temperature profiles up to 1000°C, and controlled-atmosphere capability of 1-5 ppm above incoming gas purity.  The SC-Series Solar Cell furnace can be combined with an integral dryer in the SCD-Series Solar Cell system. High-temperature photovoltaic applications.  The rapid heat rise of these furnaces is of particular advantage in the final  process.  Order with a dryer as an option. 

 

All standard models (except LA-306 series) include a RAID1 computer with LCD  screen, full size keyboard interface and both Ethernet and wireless-N high-speed network connections to facilitate view and control of the furnace by managers and process engineers from any location. Four (4) local USB ports are provided, convenient for connecting a furnace profiler and jump drive storage devices. 

 

Our new "V" series replaces the computer control system with high quality descrete digital controllers for lower cost on applications.  These furnaces are a good solution in applications where process recipes are changed infrequently and auxiliaries are at a minimum.


Controlled Atmosphere Continuous Belt Furnaces

Infrared Furnaces, Dryers & Ovens

Advanced Materials Polymer Curing Oven & Dental IR Belt Furnace Equipment

Lab IR Furnaces & Laboratory Ovens

High Temperature IR Furnace

Industrial Grade Production IR Furnaces

Proven Cost Effective Modular Design. Built to order.

See FurnacePros for new LA-309 Furnace Parts & Supplies and RTC Furnace Parts & Supplies

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P: 1.714.935.0813
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