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Sol-gel coatings

Name Structure Spraying Dipping Inside Outside Coating thickness Easy-to-clean Hydrophobic Oleophobic Further Datasheet
Type N(H) 1 SiO2 + fluorine partly ✓ ✓ ✓ ~700 nm ✓ ✓ ✓
  • Very high temperature stability
  • Fluorinated surface
  • Hard, abrasion resistant surface
  • Variable thermal substrate stress
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Type N(H) 2 SiO2 + fluorine partly ✓ ✓ ✓ ~700 nm ✓ ✓ ✓
  • Very high temperature stability
  • Increased fluorine amount compared to type N(H) 1
  • Highly hydrophobic surface (approx. 110° contact angle to H2O
  • Variable thermal substrate stress
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Type N(H) 8 SiO2 + fluorine ✓ ✓ ✓ ✓ up to 1 µm ✓ ✓ ✓
  • Highly hydrophobic surface (aprox. 113° contact angle to H2O
  • Low-temperature crosslinking
  • Suited for some plastics
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Type N(H) 9 SiO2 + fluorine ✓ ✓ ✓ ✓ up to 2 µm ✓ ✓ ✓
  • Highly hydrophobic surface
  • High temperature stability
  • Improved drip-off properties for alcohols
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Type N(H) 11 SiO2 + fluorine ✓ ✓ ✓ ✓ up to 2 µm ✓ ✓ ✓
  • Highly hydrophobic surface
  • High temperature stability
  • Good corrosion protection
  • Optimized for temperature changes (-55°C to +50°C)
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Type N(H) 13 SiO2 + fluorine partly ✓ ✓ ✓ 50 nm ✓ ✓ ✓
  • Nanoscaled hydrophobic and oleophobic coating for minerals
  • Very high temperature stability
  • Not visible
  • Coating thickness in nanometer range
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Type N(H) 17 SiO2 + fluorine ✓ ✓ ✓ ✓ up to 5 µm ✓ ✓ ✓
  • Increased solid content
  • High temperature stability
  • Optimized for useage in weakly acidic media
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Type N(N) 2 SiO2 partly ✓ ✓ ✓ up to 2 µm ✓ partly no
  • Energetically neutral surface
  • Extremely high temperature stability
  • Free from fluorides
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Type N(N) 9 SiO2 ✓ ✓ ✓ ✓ up to 2 µm no no no
  • Highly hydrophilic surface (<10° to water)
  • High temperature stability
  • Variable thermal substrate stess
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Fluoropolymer coatings

Name Structure Spraying Dipping Inside Outside Coating thickness Easy-to-clean Hydrophobic Oleophobic Further Datasheet
Type N(T) 1 PES/PTFE ✓ no no ✓ 15 - 40 µm ✓ ✓ ✓
  • Non-stick coating, approved for food items
  • High temperature stability
  • High chemical resistance
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Type N(T) 2 PES/PTFE ✓ no no ✓ 20 - 40 µm ✓ ✓ ✓
  • Analogous to type N(T)1
  • Enhanced with ceramics
  • Hard and abrasion resistant surface
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Type N(T) 7 PTFE ✓ no no ✓ 15 - 25 µm ✓ ✓ ✓
  • Excellent non-stick coating
  • High temperature stability
  • Optimal ratio of low coefficient of friction and abrasion resistance
  • High chemical resistance
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Type N(T) 9 FEP partly ✓ ✓ ✓ 10 - 25 µm ✓ ✓ ✓
  • Fluoropolymer optimized for dipping process
  • Minimal coating thickness
  • Good corrosion protection
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Type N(T) 14 PTFE ✓ ✓ ✓ ✓ 0.2 - 1 µm ✓ ✓ ✓
  • Amorph PTFE
  • High flexural strength
  • Colourless, transparent
  • Good corrosion protection, with silane base very good corrosion protection
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Type N(T) 15 PTFE ✓ no no ✓ 20±5 µm ✓ ✓ ✓
  • Non-stick coating, permitted for food items
  • Very high temperature stability
  • Optimal ratio of low coefficient of friction and abrasion resistance
  • Minimal coating thickness
  • High chemical resistance
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Type N(T) 16 PTFE ✓ no no ✓ 15 - 25 µm ✓ ✓ ✓
  • Electrically conducting fluoropolymer coating
  • Excellent non-stick coating
  • High temperature stability
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Type N(T) 18 PPS/PTFE ✓ no no ✓ 75 - 125 µm ✓ ✓ ✓
  • Slightly hydrophobic, oleophobic coating
  • Excellent chemical resistance
  • Optimized as primer for N(T) 19
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Type N(T) 19 PPS/PTFE ✓ no no ✓ 150 - 250 µm ✓ ✓ ✓
  • 2 layer system (with type N(T) 18)
  • Excellent chemical resistance
  • Excellent corrosion protection
  • Excellent abrasion resistance
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Type N(T) 20 PFA ✓ no no ✓ 100+ µm ✓ ✓ ✓
  • Well-known RubyRed coating
  • Excellent chemical resistance
  • Excellent corrosion protection
  • Excellent temperature stability
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Type N(T) 21 FEP ✓ no no ✓ 15 - 25 µm ✓ ✓ ✓
  • Improved resistance to wear
  • 1 or 2 layer application possible
  • Approved for food
  • Approved for medical technology (turquoise)
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Type N(T) 22 Epoxy/Amin/PTFE no ✓ ✓ ✓ 10 - 20 µm ✓ ✓ ✓
  • Optimized for dipping process
  • Excellent non-stick coating
  • Corrosion protection, especially for environmental influences
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Other coatings

Name Structure Spraying Dipping Inside Outside Coating thickness Easy-to-clean Hydrophobic Oleophobic Further Datasheet
Type N(M) 1 Silicone polyester ✓ no no ✓ 20 - 80 µm ✓ partly partly
  • Excellent electrical insulation
  • Good non-stick properties
  • Suited for medical applications
  • sterilizable
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Typ N(M) 2 Silicone polyester ✓ ✓ ✓ ✓ 1 - 12 µm ✓ partly partly
  • Dipping process and spray application possible
  • Minimal coating thickness (dipping process)
  • High electrical insulation
  • No addition of pigments
  • Approval for medical purpose possible
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Type N(P) 1 PEEK + Fluorine ✓ no no ✓ >20 µm ✓ ✓ ✓
  • Very good non-stick properties
  • Superb wear protection
  • Hard abrasion resistant surface
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