September 11, 2020 THE QUARTERLY SPECIAL | Volume 2 Issue 1 PRECISION, UNIFORMITY, VALUE L&L Special Furnace Co, Inc. has a longstanding reputation for designing special industrial furnaces, ovens, kilns, quench […]
September 10, 2020 PRESS RELEASE: HIGH-TEMPERATURE ELECTRIC BOX FURNACE FOR HEAT TREATMENT OF... L&L Special Furnace Co., Inc., has shipped a medium-sized, high-temperature box furnace to a government military defense organization located in […]
NFPA 86 Guidelines for Industrial Ovens and Furnaces The National Fire Protection Association (NFPA) is an organization that promotes fire, electrical, and other hazard safety. One of the […]
August 31, 2020 Copper Brazing with a Hydrogen Atmosphere Brazing copper in a hydrogen atmosphere is used for the creation of strong joints that can withstand high pressures and […]
July 30, 2020 Quenching Heat Treated Metals Quenching is the rapid cooling of hot metal in a liquid or gas medium to preserve certain mechanical qualities it […]
July 23, 2020 Aluminum Heat Treatment: Precipitation Hardening Precipitation hardening is a heat treatment process used to help some aluminum alloys reach maximum hardness. It is performed after […]
May 27, 2020 PRESS RELEASE: BENCH MOUNTED, MULTIPURPOSE BOX FURNACES FOR GENERAL HEAT... L&L Special Furnace Co., Inc. has delivered three multipurpose GS2026 bench mounted box furnaces used to test high-temperature aerospace fasteners. […]
May 5, 2020 PRESS RELEASE: ELECTRICALLY HEATED PIT FURNACE USED SPECIFICALLY FOR ANNEALING... L&L Special Furnace Co., Inc. has manufactured a fourth high-uniformity, pit-style furnace used for annealing. This furnace has been supplied […]
March 9, 2020 Steel Heat Treatment: Tempering Steel Alloys Tempering is a heat treatment process by which steels (and other metals) are given more beneficial properties, usually involving the strengthening of the material.
February 28, 2020 Steel Heat Treatment: Carbonitriding Carbonitriding is a process by which carbon and nitrogen are introduced to the surface of a steel part. The goal of this process is to form an austenite (above A3) which becomes a martensite matrix...
February 27, 2020 PRESS RELEASE: FLOOR STANDING ELECTRIC FORGING AND TEMPERING FURNACE FOR... L&L Special Furnace Co, Inc., has shipped a floor standing forging furnace for use in hot forming of medial implant parts along with a floor standing tempering furnace to a manufacturer of medical implant components.
February 13, 2020 PRESS RELEASE: ELECTRICAL BENCH TOP BOX FURNACE FOR CURING OF... L&L Special Furnace Co, Inc., has shipped five model GS1714 furnaces to a worldwide leading manufacturer of chemicals and chemical coating products used in the medical field. They must be cured at 800°F and the...
January 21, 2020 Types of Annealing Annealing is a general term which describes the heating of a metal to a specific temperature, holding it at that […]
November 26, 2019 THE QUARTERLY SPECIAL | Volume 1 Issue 1 L&L Special Furnace Co, Inc. has a longstanding reputation for designing special industrial furnaces, ovens, kilns, quench tanks and heat treating systems. Over these decades of design, production and service, L&L has manufactured some of...
November 6, 2019 PRESS RELEASE: LARGE ELECTRICAL BOX FURNACE L&L Special Furnace Co, Inc., has shipped a Model FB1046 floor-standing box furnace to a worldwide leader of high tech aerospace and associated components located in the Southeastern United States. The furnace will be used...
October 7, 2019 PRESS RELEASE: XLC SERIES BOX FURNACE FOR CERAMIC MATRIX COMPOSITES L&L Special Furnace Co., Inc. has shipped and installed a retort box furnace to a worldwide leader of aerospace components in the southern US. The furnace is used to de-binder ceramic matrix composite components deployed...
September 27, 2019 PRESS RELEASE: GS1714 BENCH MOUNTED BOX FURNACE L&L Special Furnace Co, Inc. has shipped the 5th Model GS1714 furnace to a leading manufacturer of calcium phosphate materials used for medical devices.
September 26, 2019 Batch Processing and Flow Control Both batch processing and flow control are important terms to know if you are involved in the manufacturing industry. The […]
May 20, 2019 Heat Treatment Furnace Atmospheres: Inert Gas and Hydrogen Many heat treatment processes – including bright annealing, sintering, and carbonitriding – require a highly controlled atmosphere in order for […]
May 1, 2019 L&L Special Furnace Introduces New Catalog L&L Special Furnace Co., Inc. has announced a newly designed catalog describing our full line of furnaces, ovens and quench […]
March 18, 2019 Electrical Dual Chamber Box Furnace for Heat Treatment of Machine... L&L Special Furnace Co, Inc., has shipped a dual chamber heat treating furnace to a southeastern US manufacturer of various […]
March 6, 2019 Additive Manufacturing & Laser Sintering Applications The process we know as additive manufacturing (AM) may seem new, but it has actually been around for about thirty […]
February 15, 2019 Electrical Box Furnace Shipped to Major High Tech Ceramics and... L&L Special Furnace Co., Inc. has shipped a floor-standing furnace to a worldwide leader of high tech ceramics and associated […]
February 14, 2019 What Is Powder Metal Manufacturing? When the goal for a part is the longest possible lifecycle and highest performance while operating under high temperatures, in […]
January 15, 2019 Electrical Box Retort Furnace for De-Bindering Ceramic Composites L&L Special Furnace Co., Inc. has received an order for a large retort box furnace used for de-bindering ceramic composite […]
November 15, 2018 Customized Quench Tank for Oil Quenching of Multiple Metal Stamping... L&L Special Furnace Co., Inc., has supplied a custom designed and manufactured oil quench tank to a metal stamping manufacturer […]
November 14, 2018 DRQ TEST RUNS Here is model DRQ246 under factory test, verifying manual load manipulation and timing from solution heating to quench.
November 2, 2018 Types of Aluminum Heat Treatments Aluminum heat treatment is a process by which the strength and hardness of a specific subset of aluminum alloys, namely […]
October 29, 2018 Aluminum Heat Treating Since the early days of flight, aluminum in many forms has been used in the manufacture of aircraft. Aluminum is […]
October 20, 2018 L&L Exhibits at Furnaces North America 2018 in Indianapolis L&L Special Furnace Co., Inc., attended and exhibited at the Furnaces North America show in Indianapolis, IN. FNA 2018 is […]
September 18, 2018 For Heat Treating Industrial Valve Parts And Various Tool Steels L&L Special Furnace Co., Inc., has supplied an electric box furnace to a plant located in Louisiana that is a […]
August 30, 2018 What Are Ceramic Matrix Composites? Composite materials are comprised of at least two parts: the reinforcement, which provides special mechanical properties such as stiffness or strength, and the matrix material, which holds everything together.
August 20, 2018 For Heat Treating Engine Parts In Inert Atmosphere For A... L&L Special Furnace Co, Inc., has supplied an electric box furnace to a Midwestern engine manufacturer that produces parts for […]
August 3, 2018 Why Choose L&L Industrial Box Furnaces? L&L Special Furnace Co., Inc. industrial box furnaces are a cut above the competition because we go the extra mile […]
July 18, 2018 General Heat Treating At An Equipment Manufacturing Facility L&L Special Furnace Company has supplied two electric box furnaces to a Midwestern machine manufacturer that builds high-speed cutting equipment, […]
June 27, 2018 Our products… your steel hardening process Precision, uniformity and value in everything we build and sell. L&L Special Furnace Co. has been in business for decades, […]
June 15, 2018 Electric Box Furnace – AMS2750E Class 3 for Aircraft Landing... L&L Special Furnace Co., Inc. has commissioned a large resistance box furnace and quench tank in New Zealand for a […]
June 13, 2018 The Critical Aspects of Preparing Tool Steels Through Heat Treatment Overview The heat treatment of tool steel is one of the most important aspects of the final tool. Without proper […]
May 3, 2018 Electrical Box Retort Furnace for Annealing Motor Laminations in Hydrogen L&L Special Furnace Co., Inc. has shipped a retort furnace to a northeastern US manufacturer of motor laminations. The laminations […]
March 15, 2018 Electrical Box Furnace Delivered For Canadian Government Projects L&L Special Furnace Co., Inc. has delivered an intermediate-sized front-loading box furnace that will be used by the Canadian Government […]
March 1, 2018 L&L Special Furnace Company, Inc., Announces Release of New Website L&L Special Furnace Co., Inc., is excited about our new website launch and the amount of detailed and process-oriented information […]
September 1, 2017 L&L Special Furnace Co., Inc. Releases a New Four-Page Brochure L&L Special Furnace Co., Inc. has released a new four-page brochure describing our line of general purpose electric heat treating […]
June 1, 2016 High Uniformity, General Purpose Heat Treating Furnaces L&L Special Furnace Co., Inc. has manufactured a highly uniform box furnace that hardens tool steel used to manufacture decking […]
May 26, 2016 Fastener Manufacturer Orders Box Furnace L&L Special Furnace Co. Inc. manufactured a highly uniform box furnace that hardens tool steel used to manufacture decking fasteners […]
May 1, 2016 QDA Series: High Uniformity, Dual Chamber Furnace L&L Special Furnace Co., Inc. has delivered a floor standing dual chamber box furnace to an aircraft maintenance repair and […]
May 1, 2015 Firing Advanced Ceramics in High-Temperature Furnaces On April 12, 1981, when the first space shuttle lifted from its launching pad in Cape Canaveral, Fla., the employees […]
April 1, 2015 Tempering System for Aluminum Alloy L&L Special Furnace Co., Inc. has manufactured two Model DRQ2436 high-uniformity annealing furnaces with semi-automated quench tanks, quench media coolers […]
January 1, 2015 Electrically Heated Cyclone Pit Furnace L&L Special Furnace Co., Inc. has manufactured a third high uniformity pit-style furnace used for annealing. This furnace has been […]
December 1, 2014 High Uniformity Atmosphere Controlled Box Furnace L&L Special Furnace Co., Inc. has manufactured a high uniformity box furnace used for hydrogen annealing. The furnace has been […]
November 1, 2014 High Uniformity, Dual Chamber Box Furnace L&L Special Furnace Co., Inc. has manufactured a high uniformity, dual chamber box furnace used for solution heat treating of […]
