furfural resins in making casting moulds
Casting invariable, acid ,alkali and heat resistance. Used in the casting iron industry specially.
This product in makes the casting time, uses together frequently with the firming agent, enables the mold to have better reliable, we simultaneously provide the firming agent, casting needed materials and so on black lead coating.
Specifications: 1) Content of furfural alcohol: 90%2) PH value: 6.5 - 7.53) Density (20°C): 1.15-1.18/cm34) Viscosity (20°C): 15 mPa.s5) Free formaldehyde: 0.3%6) N: 2%7) Shelf time: 1 year
furfural resins in making casting moulds
