Qingdao Exceed Fine Chemicals Co.,Ltd
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Polyester Polyol for Casting Polyurethane Series EG, PG/AA Based
1. Description
This series of polyester polyol is mainly used for producing polyurethane elastomer and the molecular weight can be adjusted according to customer request.
2. Application
This series of polyester polyols is mainly used for producing casting polyurethane especially middle and high hardness pre-polymer. The pre-polymer is mainly used for producing polyurethane sieve plate, caster, roller, pad, rod and molded potting product.
3. Physical properties
| Raw material | Grade | Molecular weight(g/mol) | OH value(mgKOH/g) | Acid value(mgKOH/g) | Water content(%) | Viscosity(75℃ cps) | Chrom(APHA) |
| EG, PG/AA | PE-2315 | 1500 | 73-79 | ≤0.5 | ≤0.03 | 300-600 | ≤30 |
| PE-2320 | 2000 | 53-59 | ≤0.5 | ≤0.03 | 400-700 | ≤30 |