Type Name | Nitrogen Content (%) | Free formaldehyde (%) | Viscosity (25°Cmpa.s) | Specific gravity (g/cm3) | Recommanded applications |
ZFR401 | ≤0.8 | ≤1.0 | 40-80 | 1.20-1.30 | Small and medium sized steel castings |
ZFR501 | ≤2.0 | ≤1.0 | 50-100 | 1.20-1.30 | High grade of nodular iron castings, thick wall of gray iron castings |
ZFR502 | ≤4.0 | ≤1.2 | 100-150 | 1.20-1.30 | Large ductile iron castings, large grey cast iron |
ZFR503 | ≤6.0 | ≤1.2 | 100-200 | 1.20-1.30 | Small and medium sized ductile iron castings, Small and medium gray iron castings, copper casting |
ZFR602 | ≤12.0 | ≤1.5 | 150-250 | 1.20-1.30 | Non-ferrousmetal castings |