![]() Covers approximately 300 to 400 square feet per gallon depending on method of application, temperatures, porosity and texture of the substrate. ![]() Can be used over paints having oil, rubber or vinyl bases and over silicone-treated surfaces as well as latex paints. Prepares the surface to allow you to plaster directly to concrete over electric radiant heat cable, and to bond cement mortar beds to smooth concrete for installation of rigid foam insulation. High performance bonding of one-coat finish plaster and/or two and three coat work to concrete ceilings, walls, columns, beams, and other structurally sound surfaces. ![]() Plaster bonding agent interior"plaster-weld" - 1 gallon Bonds new plaster to any clean, structurally sound, interior surface. Plaster-Weld (r) can be used over paints having oil, rubber or vinyl bases and over silicone-treated surfaces as well as latex paints.Allow you to plaster directly to concrete over electric radiant heat cable and to bond cement mortar beds to smooth concrete.The high-performance bonding of one-coat finish plaster and two and three coat work to concrete ceilings, walls, columns, beams and other structurally sound surfaces.The original chemical plaster bonding agent is a patented formulation incorporating polyvinyl acetate homopolymer.Plaster-Weld (r) bonds new plaster to any clean, structurally sound, interior surface.Non-deteriorating bond retains strength and flexibility. No bond failure after 25 consecutive days. Hose Stream Test.ġ″ concrete slabs bonded to 1/2″ gypsum plaster subjected to seepage of strong detergents and synthetic urine for 10 hrs. Use Weld-Crete’s open time to your advantage. Weld-Crete can be 'painted on' in a single application 1 hour to 10 days prior to concrete placement. Non-toxic, no ill effects after 7 days.ĪSTM E-119 (bonded assembly). For exterior and interior use, Weld-Crete will bond new concrete, Portland cement plaster and cementitious mixes to structurally sound concrete floors, walls, columns, beams, steps and ramps. Freeze-thaw stable.Įnclosed mice exposed to 30 cc volatized bonding agent for 1 hr. Avg.ĥ cycles freeze (-10 degrees F and thaw). 14 days.ĪSTM C-109 (specimens brought to 35 degrees F for 1 hr., then to 310 degrees F for 2 hrs). Avg.ĪSTM C-1059 (slant shear cylinder test). ![]() 28 days.ĪSTM C-78 (concrete beams laminated with bonding agent). In all cases failure occurred in the cementitious material, not in the bond. Test reports are available upon request.ĪSTM C 932-05 (pulling apart bonded cement briquet halves). casien and calcimine paints), and silicone.ĭata obtained from tests conducted periodically by leading independent laboratories. Weld-Crete® is also used for: bonding setting beds for ceramic tile bonding Portland cement plaster and stucco mixes and to bond to surfaces such as brick, block, tile, marble, metal, glass block, soundly adhered paint (non-soluable in water, i.e. Use Weld-Crete’s® open time to your advantage in bonding to concrete shear walls when you need a time lapse between application of bonding agent, placement of reinforcement steel, placement of formwork and placement of concrete. Weld-Crete®can be "painted on" in a single application 1 hour to 10 days prior to concrete placement. Order Larsen Products Corporation Larsen 198089 1 gal Plaster Weld Bonding Agent - Red, 716076120008 at . High performance bonding of one-coat finish plaster and/or two and three coat work to concrete ceilings, walls, columns, beams, and other structurally sound. For exterior and interior use, Weld-Crete® will bond new concrete, Portland cement plaster and cementitious mixes to structurally sound concrete floors, walls, columns, beams, steps and ramps. The original chemical concrete bonding agent, Weld-Crete® incorporates polyvinyl acetate homopolymer in a patented formulation. Weld-Crete® bonds new concrete, stucco, tile setting beds and terrazzo to any structurally sound surface, interior or exterior.
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