line and duct burners
LINOFLAME®
The A & B LINOFLAME® burners create short, ribbon-type flames from modular-designed sections with customized drillings. The VF LINOFLAME® produces a similar ribbon of fire but in a wider, V-shaped pattern.
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Environmental Conditions
- Ambient Temperature Range
- Downstream temp limits: ~1000 deg F (recirculated air) or ~1200 deg F (fresh air)
- Styles A/B/C - Ambient/return air over burner should not exceed ~600 deg F (316 deg C), VF - Ambient/return air up to ~800 deg F (427 deg C)
Performance, Flow & Capacity
- Turndown Ratio
- Up to 10:1 (style and premix equipment dependent)
- Heat Release
- Style A - Up to 525,000 Btu/hr per lineal ft @ 7.5 in. wc mixture pressure, Style B - Up to 250,000 Btu/hr per lineal ft @ 13 in. wc mixture pressure, Style C - Up to 25,000 Btu/hr per lineal ft @ 2.5 in. wc mixture pressure
- VFH: up to 600,000 Btu/hr/ft; VFL: up to 300,000 Btu/hr/ft @ 10 in. wc mixture pressure
Combustion, Fuel & Mixing Sub‑Systems
- Section Configuration
- Over 200 modular section types in multiple shapes and sizes
- Pilot Type
- LINOPAK® pilots: atmospheric, pressure, and venturi types; available for low/medium/high gas pressures; UV or flame‑rod flame safeguard
Air & Combustion Air Specifications
- Process Air Velocity
- VF limits up to 3000-4000 SFPM
- ≤ 1000 SFPM for side‑inlet tees (Styles A/B/C)
Material Specifications
- Material
- Cast iron burner bodies; ignition rails in cast iron or alloy (alloy recommended for propane or >400 deg F applications)
Mechanical Design & Adjustment Characteristics
- Manifold Design
- Cast iron air‑gas manifold with drilled face
Processing & Performance Metrics
- Inlet Feed Capacity
- Inlet flange size limits burner footage and total Btu/hr per feed
Ignition, Flame & Supervision Specifications
- Ignition Type
- Direct spark ignition or LINOPAK® pilot systems
- Flame Retention
- Replaceable ignition rail (“zipper channel”) for flame retention and cross‑ignition
- Flame Detection
- Flame rod or UV scanner (configuration dependent)
Fuel, Gas & Media Specifications
- Fuel Type
- Natural Gas, Propane (alloy ignition rails recommended for Propane)
Applications & Compatibility
- Compatible Mixers
- PREMIX® blowers, LG/HG mixing tubes, MULTI‑RATIO™ mixers, VENTITE™ inspirators
Combustion Design & Characteristics
- Combustion Method
- Full air/gas premix producing a ribbon‑type flame
Overview
- Burner Type
- Premix line burners: LINOFLAME® Styles A/B/C (ribbon flame), Type VF (VFL low-capacity, VFH high-capacity)
- VFH (high capacity) and VFL (low capacity) V‑faced burners
Product Design & Configuration
- Burner Style
- Style A, Style B, Style C, and Type “VF” (V‑faced)
- Burner Design
- Premix‑type line burner
Environmental Conditions
- Ambient Temperature Range
- Downstream temp limits: ~1000 deg F (recirculated air) or ~1200 deg F (fresh air)
- Styles A/B/C - Ambient/return air over burner should not exceed ~600 deg F (316 deg C), VF - Ambient/return air up to ~800 deg F (427 deg C)
Performance, Flow & Capacity
- Turndown Ratio
- Up to 10:1 (style and premix equipment dependent)
- Heat Release
- Style A - Up to 525,000 Btu/hr per lineal ft @ 7.5 in. wc mixture pressure, Style B - Up to 250,000 Btu/hr per lineal ft @ 13 in. wc mixture pressure, Style C - Up to 25,000 Btu/hr per lineal ft @ 2.5 in. wc mixture pressure
- VFH: up to 600,000 Btu/hr/ft; VFL: up to 300,000 Btu/hr/ft @ 10 in. wc mixture pressure
Combustion, Fuel & Mixing Sub‑Systems
- Section Configuration
- Over 200 modular section types in multiple shapes and sizes
- Pilot Type
- LINOPAK® pilots: atmospheric, pressure, and venturi types; available for low/medium/high gas pressures; UV or flame‑rod flame safeguard
Air & Combustion Air Specifications
- Process Air Velocity
- VF limits up to 3000-4000 SFPM
- ≤ 1000 SFPM for side‑inlet tees (Styles A/B/C)
Material Specifications
- Material
- Cast iron burner bodies; ignition rails in cast iron or alloy (alloy recommended for propane or >400 deg F applications)
Mechanical Design & Adjustment Characteristics
- Manifold Design
- Cast iron air‑gas manifold with drilled face
Processing & Performance Metrics
- Inlet Feed Capacity
- Inlet flange size limits burner footage and total Btu/hr per feed
Ignition, Flame & Supervision Specifications
- Ignition Type
- Direct spark ignition or LINOPAK® pilot systems
- Flame Retention
- Replaceable ignition rail (“zipper channel”) for flame retention and cross‑ignition
- Flame Detection
- Flame rod or UV scanner (configuration dependent)
Fuel, Gas & Media Specifications
- Fuel Type
- Natural Gas, Propane (alloy ignition rails recommended for Propane)
Applications & Compatibility
- Compatible Mixers
- PREMIX® blowers, LG/HG mixing tubes, MULTI‑RATIO™ mixers, VENTITE™ inspirators
Combustion Design & Characteristics
- Combustion Method
- Full air/gas premix producing a ribbon‑type flame
Overview
- Burner Type
- Premix line burners: LINOFLAME® Styles A/B/C (ribbon flame), Type VF (VFL low-capacity, VFH high-capacity)
- VFH (high capacity) and VFL (low capacity) V‑faced burners
Product Design & Configuration
- Burner Style
- Style A, Style B, Style C, and Type “VF” (V‑faced)
- Burner Design
- Premix‑type line burner
- Ambient Temperature Range : Downstream temp limits: ~1000 deg F (recirculated air) or ~1200 deg F (fresh air)|Styles A/B/C - Ambient/return air over burner should not exceed ~600 deg F (316 deg C), VF - Ambient/return air up to ~800 deg F (427 deg C)
- Turndown Ratio : Up to 10:1 (style and premix equipment dependent)
- Section Configuration : Over 200 modular section types in multiple shapes and sizes
- Process Air Velocity : VF limits up to 3000-4000 SFPM|≤ 1000 SFPM for side‑inlet tees (Styles A/B/C)
- Pilot Type : LINOPAK® pilots: atmospheric, pressure, and venturi types; available for low/medium/high gas pressures; UV or flame‑rod flame safeguard
- Material : Cast iron burner bodies; ignition rails in cast iron or alloy (alloy recommended for propane or >400 deg F applications)
- Manifold Design : Cast iron air‑gas manifold with drilled face
- Inlet Feed Capacity : Inlet flange size limits burner footage and total Btu/hr per feed
- Ignition Type : Direct spark ignition or LINOPAK® pilot systems
- Heat Release : Style A - Up to 525,000 Btu/hr per lineal ft @ 7.5 in. wc mixture pressure, Style B - Up to 250,000 Btu/hr per lineal ft @ 13 in. wc mixture pressure, Style C - Up to 25,000 Btu/hr per lineal ft @ 2.5 in. wc mixture pressure|VFH: up to 600,000 Btu/hr/ft; VFL: up to 300,000 Btu/hr/ft @ 10 in. wc mixture pressure
- Fuel Type : Natural Gas, Propane (alloy ignition rails recommended for Propane)
- Flame Retention : Replaceable ignition rail (“zipper channel”) for flame retention and cross‑ignition
- Flame Detection : Flame rod or UV scanner (configuration dependent)
- Compatible Mixers : PREMIX® blowers, LG/HG mixing tubes, MULTI‑RATIO™ mixers, VENTITE™ inspirators
- Combustion Method : Full air/gas premix producing a ribbon‑type flame
- Burner Type : Premix line burners: LINOFLAME® Styles A/B/C (ribbon flame), Type VF (VFL low-capacity, VFH high-capacity)|VFH (high capacity) and VFL (low capacity) V‑faced burners
- Burner Style : Style A, Style B, Style C, and Type “VF” (V‑faced)
- Burner Design : Premix‑type line burner
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