Other Industrial Coatings

Sealmet
Description

Sealmet is a water-based coating that provides extended reduction in high-temperature surface oxidation and protection of metals from gaseous chemical attack during thermal cycles.

Key Attributes
  • Forms Sealed-Porosity-Coating That Prevents High-Temperature Gaseous Reactions with Metal Surfaces
  • Works for Most Ferrous Metals
  • Hard/Abrasion-resistant
  • Electrically-insulating Layer
  • Applied Like Housepaints by Brushing or Spraying
  • Forms Sealed-Porosity-Coating That Stops Oxidation: Performs Best if Used > 700 C (>1292 F) due to Pore-Sealing
  • Safe, Water-Based, Easy to Clean Up After Use
Ideal Use
  • Protecting Stainless, Alloy Steels, Carbon Steels, Low-Alloy Steels from Oxidation/Gaseous-Chemical-Attack
Datasheet

Link to PDF datasheet: Sealmet

Codemark-Black
Description

Codemark Black is a water-based coating that is adherent to metals and most ceramics and withstands thermal cycling.

Key Attributes
  • High-Temperature Stable — Does not glaze, melt, run, become tacky, or chalk-off.
  • Works for Metals and Ceramics
  • Vivid Contrast for Visibility
  • Abrasion-Resistant
  • Applied Like Housepaints by Brushing, Stenciling, or Spraying
  • Safe, Water-Based, Easy to Clean Up After Use
Ideal Use
  • Coding/Marking/ID of Parts Being Heat-Treated
  • Permanently-Coloring Parts Through Thermal Cycling
Datasheet

Link to PDF datasheet: Codemark-Black

NDB Stop-Off
Description

NDB Stop-Off coating is a “Do All” water-based coating for heat treating, being effective for all nitriding, carburizing, and carbonitriding atmospheres.  NDB provides a hard abrasion resistant barrier layer on all metals — proven effective for fluidized-bed processing, where abrasion resistance is mandatory.  NDB has no environmental/flammability problems like solvent-based stop-off coatings.

Key Attributes
  • 100% Effective for All Processes & Metals & Most All Case Thicknesses
  • Abrasion-Resistant, Hard Coating
  • Usable Even for Alloy Steels (8000 series, such as 8160)
  • Applied Like Housepaint by Brushing, Dipping, or Spraying
Ideal Use
  • Fluidized Bed Nitriding
  • Vacuum, Gas, & Pack Carburizing
  • Carbonitriding
  • Salt Bath Treatment
  • Scale & Decarburization Control
Datasheet

Link to PDF datasheet: NDB-Stop-Off

Zircwash
Description

Zircwash is a water-based paint that yields a low-to-medium-hardness coating that is 97% Zirconium Oxide [Unstabilized] and 3% Aluminum Oxide after heating to >600 C (>1112 F).   Easy-to-use coating that can be used to 2000 C (3632 F). Since the coatings CONTAINS NO SILICA, Zircwash is far superior to Zircon (Zirconium Silicate) coatings for melting/casting operations.

Key Attributes
  • Resistant to Many Molten Metals
  • Silica-Free
  • Very Low Thermal Conductivity
  • Applied Like House Paint
  • Safe, Water-Based, No VOC’s
Ideal Use
  • Crucible/Mold Coatings for High-Purity Molten Ferrous and Non-Ferrous Metals
  • Low-Thermal-Conductivity Layer
  • Anti-stick/Reaction-Barrier Layer
Datasheet

Link to PDF datasheet: Zircwash

Z-Guard
Description

Z-Guard is a moderately-low-viscosity, water-based paint that yields a relatively high hardness coating that is 86% Zirconium Oxide [Unstabilized] after heating >600 C (>1100 F). Easy-to-use coating that is good for all atmospheres to 1550 C (2822 F).

Key Attributes
  • Forms Tough, Abrasion-Resistant Layer on Most Substrates — Sintered-Fused-Silica; Fiber Blankets, Boards, Felts; Porous Bricks; Pulp-Molded Ceramics
Ideal Use
  • Surface Sealant, Stopping Dusting/Spalling
  • Protective Layer for Fibrous Surfaces
  • Low-Thermal-Conductivity Layer
Datasheet

Link to PDF Datasheet: Z-Guard

Coverguard
Description

Coverguard is a water-based paintable Silicon Carbide (SiC) coating that is usable to 1000 C (1832 F) in air/oxidizing atmospheres to protect all graphite and carbons from oxidation while providing a tough, abrasion-resistant layer. Coverguard reduces carbon loss and costly graphite component replacement.

Key Attributes
  • Extends Lifetime & Reduces Maintenance• Provides a Hard, Abrasion-Resistant Layer
  • High Emissivity due to SiC
  • Usable on all Graphites / Carbons
  • Withstands Cyclic Use
  • Forms Sealed-Porosity-Coating That Stops Oxidation: Performs Best if Used > 700 C  (>1292 F) due to Pore-Sealing
  • Water-based, Ready-to-use, Like House Paint
Ideal Use
  • Oxidation Reduction and Prevention with Graphite and Carbons
  • Abrasion-Resistant Surface Sealant Layer for Graphite
Datasheet

Link to PDF datasheet: Coverguard

MW-50 Paste
Description

MW-50 Paste is a water-based, fiber-strengthened paste based on Alpha Silicon Carbide (SiC). MW-50 can be brushed or troweled to form thick-stucco-like, abrasion-resistant shell that protects graphite and is also non-reactive to molten nonferrous metals.   MW-50 is also ideal for soft ceramic bodies and for repairing heavily-eroded graphite parts.

Key Attributes
  • Extends Lifetime & Reduces Maintenance
  • Provides a Hard, Abrasion-Resistant Layer
  • Repairs Graphite Parts to “Original”
  • Stops Further Oxidation, Wear, and Erosionof Graphite
  • Provides Tough “Shell” for Soft Ceramic Bodies such as Pulp-Molded Pieces
  • Withstands Cyclic Use
  • Water-based, Ready-to-use
Ideal Use
  • Repairing Badly Eroded Graphite Components
  • Protecting Components from Further Degradation
  • For use on Rotors, Stators, Molds, Trays
  • For a Tough, Abrasion-Resistant Surface Sealant
Datasheet

Link to PDF datasheet: MW-50-Paste

SC-1400
Description

SC-1400 is a water-based paintable Beta (cubic-crystal-structure) Silicon Carbide (SiC) coating that is usable to 1400 C and above (even to 1600 C for short-time exposure) in air/oxidizing atmospheres to protect all graphite and carbons from oxidation while providing an abrasion resistant layer. Thus, SC-1400 reduces carbon loss and costly graphite component replacement.

Key Attributes
  • Extends Lifetime & Reduces Maintenance
  • Provides a Hard, Abrasion-Resistant Layer
  • High Emissivity due to SiC
  • Usable on all Graphites and Carbons
  • Withstands Cyclic Use
  • Forms Sealed-Porosity-Coating That Stops Oxidation: Performs Best if Used > 700 C  (>1292 F) due to Pore-Sealing
  • Water-based, Ready-to-use, Like House Paint
Ideal Use
  • Oxidation Reduction and Prevention with Graphite and Carbons
  • Abrasion-Resistant Surface Sealant Layer for Graphite
Datasheet

Link to PDF datasheet: SC 1400

Cera Mastic
Description

Cera Mastic provides a ready-to-use, water-based ceramic putty patching material that can be filled into any fissure, crack or defect in refractory materials. This unique repair product is based on a proprietary mixed oxide system that is completely free of Refractory Ceramic Fiber (RCF). Cera Mastic is engineered to fill damaged areas with no sintering, shrinking or cracking with use. Adheres well to all refractory surfaces, dense or porous. Applicable for all environments from 500 C (932 F) to 1500 C (2732 F). Ready-to-use after applying with putty knife or trowel followed by drying. No special cure is needed.

NOTE: This product does not contain Boron Nitride.

Key Attributes
  • Very wide use-temperature range; up to 1500 C
  • Stable in contact with many refractory materials
  • Smoothly applies and spreads easily; dries in minutes at room temperature
  • Premium performance at economical price
  • Fills the damaged areas and does not sinter, shrink or crack with thermal cycling
  • Excellent strength, hardness, and toughness that prevents molten materials from reacting or under cutting any coated or filled regions
  • Does not contain RCF (Refractory Ceramic Fiber)
  • Long life of the repaired areas due to inertness and non-reaction with molten materials
  • High adhesion to all refractory types (dense or porous) without chipping or flaking
  • Fills fissures, cracks, seams and joints
  • Not sensitive to freezing
  • May be over-coated with BN Cera Patch or BN Lubricoat paint to provide excellent non-wetting to molten aluminum
Ideal Use
  • Repairing and patching cracks, fissures, ruts, pock marks, joints, defects in molten-aluminum- transport refractories
  • Preventing adhesion and sticking of residual metal in cavities and cracks
Datasheet

Link to PDF datasheet: Cera Mastic

Zypcoat ALT
Description

Zypcoat® ALT is an economical water-based Aluminum Titanate (ALT) coating that is non-wetting and non-reactive with aluminum and aluminum-based alloys. The high erosion resistance and high use temperature (> 1400°C) make this a versatile and tough coating for a multitude of applications. This includes protecting refractories during melting, processing and transport of alloys that are highly reactive and/or possess melting temperatures >700-800°C.  The coating can be diluted with water as desired and works well on ceramic and metal substrates.

Key Attributes
  • Non-reactive and non-wetting with molten aluminum and its alloys
  • Resistant to erosion and oxidation
  • High use temperature: > 1400°C
  • Stable in contact with highly reactive alloys
  • Can be diluted with water as desired
Ideal Use
  • All metal transport components
  • Applications that require temperatures greater than typical aluminum processing
  • Applications that require a stable, non-reactive barrier coating
  • Specialty aluminum alloys requiring very-high purity and zero Boron levels
  • Sacrificial coating for Aluminum Titanate components, protecting them and extending their lifetime
  • Piston alloy (or “sticky” alloy) processing where messy oil-based coatings are now used
Datasheet

Link to PDF datasheet: Zypcoat-ALT