PNA uses:Be suitable for casting industry.the production has good plasticity ,so it can stop cast to bring the sand,leave scar,fall the block and landship etc.As easy making shape,core mouth are high,it can be used in metal industry for casting wet or dry molding,the moulding and binder that fine casting needed.

Production technology:it is made from man-made Ma-bentonite

Pca uses:It is widely used in light casting industry,as it clean sand quickly and practical,So Ca-bentonite is welcomed by user.

Production technology:It is made from Ca-bentonite.

Character:The production has good cohesiveness,close water,fire-resistant,plasticity,base of interchangeability as well as lubricate etc.Packing and storage: Packing in plastic film inner, synthetic sacks outside. 25±0.25kg/40±0.25kg or as customers'requirement.To be kept in a ventilate,cool and dry place.

Note: Na type is divided into three kinds ,and Ca type divided into two kinds accoding to wet press strength.