Sand Additives

(AF#2M) – Anti-Veining Additive

AF#2M – Anti-Veining Additive

A proven product for the elimination of finning defects found in higher temperature applications (e.g Cast Irons).

  • Very small additions of less than 1% are usually sufficient.
  • Colouring of cores allows full traceability in the coreshop.
  • Suitable for all core process types, especially PUCB.

 

SC#2 Green Sand Conditioner

SC#2 Green Sand Conditioner

  • Improves the moulding properties of Greensand
  • Reduces friability and moisture loss
  • Promotes improved pattern strip and better mould quality
  • Increases permeability and improves surface finish
  • Vastly reduced sand inclusion defects

 

Kofilm 50

Kofilm 50

A starch based sand conditioner for Greensand systems, which reduces defects such as scabbing and rat-tailing on large flat casting surfaces.
Other starch based products are available.

 

Clay Binders, Hybond 130

Clay Binders

Clay additive for Greensand systems moulding.

  • Hybond 100
  • Hybond 130
  • Wyoming Bentonite

 

Coaldust

Coaldust

Additive for Greensand moulding producing lustrous carbon to improve sand peel and casting surface finish.

 

Sand Inhibitors

Sand Inhibitors – Magnesium Casting

  • Sand Inhibitor N

A blue coloured product added to the sand mix at typically 2% to prevent metal/mould reaction.

 

Contact a JW representative

sales@johnwinter.co.uk
01422 364 213