Casting sodium-based bentonite is a necessary binder for casting sand molds, and the selection of suitable bentonite according to the quality of casting can not only ensure quality, but also reduce costs. Therefore, selecting the right bentonite according to the quality of the casting is the top priority of the sand mold work.
Characteristics and characteristics:
This product is white or light yellow powder, earth red powder.
(1) Sodium level: belongs to high thermal stability casting with sodium-based bentonite, this product is suitable for high-precision castings, precision castings, with less input (less than 5%), wet pressure, high thermal and wet tensile strength, air permeability, good reusability performance, is a must for high-precision castings, precision casting manufacturers.
(2) Sodium secondary level: belongs to ordinary casting sodium-based bentonite, this product is suitable for precision castings, ordinary castings, with moderate input (5-8%), air permeability, good reusability, is the main choice of precision castings, ordinary casting manufacturers.is product is white or light yellow powder, earth red powder.
3) Calcium-based: It belongs to ordinary casting calcium-based bentonite, this product is suitable for ordinary castings, rough castings, and is the preferred product for rough castings.
Packaging and storage:
The inner plastic film is used, the outer woven bag is packaged in two layers or packaged according to user requirements, and the packaging weight is 400.25kg, 500.25kg, 10001.0kg.