About IMPCOWhether you are an engineer, manufacturer, or DIY’er, we have a Brush-On Sealant that will work for you. Our line of sealants will repair porosity in castings, weldments, brazings, and other ferrous parts.
IMPCO, Inc. is owned by Godfrey & Wing Inc. Godfrey & Wing is the largest vacuum impregnation equipment and sealant manufacturer in the world.
How It Works
Brush On Sealant
How to Mix ResinMix A and B components in container supplied with kit in 1:1 ratio / 50-50% ratio
Why Brush-on Sealants?
Safe and Water WashableNo equipment and solvents are needed to remove the sealant-simply apply and remove uncured excess sealant with water.
Save Repair Time & CostsUsing IMPCO's Brush-On Sealants is one of the least expensive ways to repair porosity.
Minimize Scrap CostsScrap and rework costs can add up quickly. IMPCO's Brush-On Sealants allow you to salvage potentially faulty parts.
No Outside Processing CostsNo need to send the part out and wait for it to be sealed. You can apply the sealant in a short amount of time.
No Expensive EquipmentApplication is as simple as just a few brush strokes.
No VOCs. 100% SolidsIMPCO's Brush-On sealants do not release any VOCs. No VOCs means nothing will be emitted that will pollute or detract the air quality.
Ideal for aluminum casting, weldments, brazings, and other aluminum parts
AlumiSeal™ is a uniquely formulated, 2 part, VOC free Brush-On Sealant™. Its unique chemistry and low dynamic viscosity enable it to wick deeply into pores or seams and between close-fitting aluminum surfaces.DOWNLOAD TECHNICAL SPECIFICATIONS
Ideal for iron and steel castings, brazings, and other ferrous parts
CastSeal™ is a uniquely formulated, 2 part, VOC free Brush-On Sealant™. The very low viscosity provides excellent wetting, and enables CastSeal™ to wick into pores, welds, and seams and between close-fitting iron and steel surfaces.DOWNLOAD TECHNICAL SPECIFICATIONS
Ideal for iron and steel weldments
WeldSeal™ is a uniquely formulated, 2 part, VOC free Brush-On Sealant™. The very low viscosity provides excellent wetting, and enables WeldSeal™ to wick into pores, welds, and seams and between close-fitting weldment surfaces.DOWNLOAD TECHNICAL SPECIFICATIONS
Ideal for macro-porosity on iron, aluminum, brass, and other metal castings and part
ImSeal™ is a uniquely formulated, 2 part epoxy based macro-porosity sealant. ImSeal™ draws beneath the surface – penetrating and filling porosity deep within the wall thickness of a casting.
It fills all interconnected passageways becoming a permanent indestructible seal and is not affected by subsequent operations.DOWNLOAD TECHNICAL SPECIFICATIONS