Introduction
This series of products are mainly used to prepare coated sand in foundry industry. They have the characteristics of good fluidity, fast polymerization speed, high bonding strength, low free phenol content, good shelling resistance and high temperature resistance.
Main technical data
Grade No | Appearance | Softening point (℃ ) | Gel time (S) | 125℃ Pelletflow(mm) | Free phenolic （%） | Feature/Usage |
PF-103 | Light yellow granular | 88-92 | 28-35 | 70-90 | ≤3.5 | Fast cure/mould or core |
PF-104 | Light yellow granular | 90-94 | 38-46 | 70-90 | ≤4.0 | General/ mould or core |
PF-106 | Light yellow granular | 94-98 | 20-30 | 55-70 | ≤4.0 | General / mould or core |
PF-106C | Light yellow granular | 98-102 | 20-30 | 30-50 | ≤4.0 | Fast cure |
PF-1380G | Light yellow granular | 84-88 | 60-80 | 140-170 | ≤2.0 | General / mould or core |
PF-1387 | Light yellow granular | 84-86 | 60-85 | 150-175 | ≤2.5 | High strength |
PF-1388 | Light yellow granular | 90-93 | 80-110 | 130-150 | ≤0.5 | High strength |
PF-1391 | Light yellow granular | 93-96 | 50-70 | 90-115 | ≤1.5 | low gas evolution rate |
PF-1393 | Light yellow granular | 89-92 | 60-85 | 130-170 | ≤2.0 | High softening point high strength |
PF-1395 | Orange granular | 98-102 | 50-70 | 60-100 | ≤2.0 | Cast steel |
PF-1396 | Orange granular | 90-93 | 28-33 | 60-85 | ≤3.5 | Cast steel |
Packing and storing
1、 Packing : By paper-plastic bags with one plastic bag inside,
40 kg/bag 、250kg or 500 kg/bag.
2、 Storage condition : Kept in dry, ventilated condition.
3、 Storage time : 6 months shelf life under 25℃ .
