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Linde Welding Gas Products

Evidence-based reviews of Linde shielding gases with proven performance data, ISO/AWS classifications, and specific application recommendations for professional welders.

Browse by Application

Carbon Steel Shielding Gases (CORGON®)

Why CORGON®: Independent testing shows CORGON® reduces spatter by 30% on average compared to pure CO₂ while maintaining superior arc stability and weld appearance.

CORGON® 10

90% Argon + 10% CO₂

Best for: Thin sheet applications, minimal spatter, precise bead tracking.

CORGON® 18

82% Argon + 18% CO₂

Best for: Universal steel applications, balanced properties, highest productivity.

CORGON® 25

75% Argon + 25% CO₂

Best for: Heavy plate, high deposition rates, deep penetration.

CORGON® S8

Specialized Ar/CO₂/O₂ blend

Best for: Precision short-circuit welding, thin materials under 3mm.

Stainless Steel Shielding Gases (CRONIGON®)

Why CRONIGON® for stainless: Specially formulated mixes prevent carbide precipitation and maintain corrosion resistance per ISO 14175 standards.

CRONIGON® 2

98% Argon + 2% CO₂

Best for: Austenitic stainless steels, critical corrosion resistance.

CRONIGON® S

97.5% Argon + 2.5% CO₂

Best for: Duplex stainless steels, marine applications.

CRONIGON® He30

Ar/He/CO₂ blend with 30% Helium

Best for: Thick stainless, increased heat input, faster travel speeds.

CRONIGON® 316L

Optimized for 316L grade

Best for: Pharmaceutical, food-grade, and chemical processing stainless.

Aluminum & Light Alloy Gases

Why helium additions matter: Helium increases heat input for better penetration on thick aluminum sections with up to 35% higher welding speed.

Pure Argon

99.996% Argon

Best for: Thin-gauge aluminum, TIG applications, precise control.

VARIGON® He10

90% Argon + 10% Helium

Best for: Medium aluminum thickness, moderate heat boost.

VARIGON® He50

50% Argon + 50% Helium

Best for: Thick aluminum plate, maximum penetration and travel speed.

ALUGON®

Optimized Ar/He aluminum blend

Best for: General aluminum MIG welding, balanced properties.

ALUGON® He50

High-helium aluminum blend

Best for: Heavy aluminum fabrication, maximum heat input.

Specialty & Backing Gases

FORMIER®

Ar/H₂ forming gas blend

Best for: Root protection, stainless steel backing gas, pipe welding.

Forming Gas

N₂/H₂ blend

Best for: Purging, brazing, heat treatment atmospheres.

LASGON® C

CO₂ laser gas blend

Best for: Laser welding of carbon steels.

LASGON® H

Helium laser gas blend

Best for: Laser welding of aluminum and stainless.

MISON® 18

Ar/CO₂/O₂ with micro-additions

Best for: Reduced spatter in automated MAG welding.

MISON® 25

Higher CO₂ variant with micro-additions

Best for: Automated heavy-plate MAG welding, reduced cleanup.