Cromar Alpha Chem PVA Bond

Alpha Chem PVA Bond meets the bond strength requirements of BS5270 – “Polyvinyl acetate (PVAC) emulsion bonding agents for internal use with gypsum building plasters”.

APPLICATION

All surfaces must be sound, clean, dry and dust-free.
1. As an adhesive: For bonding wood and similar absorbent materials. Apply neat to both surfaces and press firmly together, clamp if possible and leave for 24 hours.
2. Use as plaster bonding agent: Prime surface with 1 volume PVA: 2 volumes water and allow to dry. Apply banding coat of I volume PVA: 2 volumes water, then apply plaster while bonding coat is still tacky.
3. Use as a cement admixture: Use I litre of PVA Bond per 5kg of cement or 5 litres per 25kg bag.
4. Use as sealer/ primer: For sealing wall surfaces before tiling or papering, dilute 1 volume of PVA with up to 3 volumes of water, dependent on the porosity of the surface. Apply by brush onto the surface to be sealed until suction is satisfied.

LIMITATIONS

– Not suitable for external applications. Use Alpha Chem SBR Bond.
– As the manufacturer cannot know all the uses its products may be put to, it is the user’s responsibility to determine suitability of use.