| 型号： | - |
|---|---|
| 品牌： | - |
| 原产地： | - |
| 类别： | 化工 / 塑料原料 |
| 标签︰ | pvc |
| 单价： |
US $880
/ 吨
|
| 最少订量： | 17 吨 |
| 最后上线︰2019/09/24 |
1.PVC Resin Product Description:
Product name: PVC Resin
Molecular Formula: (C2H3Cl)n
CAS No: 9002-86-2
Einecs No:208-750-2
Apprance: White, indefinite form powder
Polyvinyl chloride resin (PVC resin) is high molecular compounds polymerized by vinyl chloride monomer (VCM) with structural element as [CH2-CHCL]n,degree of polymerization usually as 590-1500.According to residual content of vinyl chloride menomerl in polyvinyl chloride resin , is can be divided into:commercial grade, food hygiene grade and medical application grade.In appearance, polyvinyl chloride resin is white powder.
2.PVC Resin Specification:
| Polyvinyl Chloride PVC Resin | SG3 | SG5 | SG8 | |
| Quality standard |
GS5761-93 |
|||
| Inspection item |
Guaranteed Value |
|||
| K value | 72 - 71 | 68 - 66 | 59 - 55 | |
| Viscosity number | 135 - 127 | 118 - 107 | 86 - 73 | |
| Number of impurity particles | ≤ 16 | ≤ 16 | ≤ 20 | |
| Volatile content (incl. water)% | ≤ 0.30 | ≤ 0.40 | ≤ 0.40 | |
| Whiteness (160, after 10 min. ) % | ≥ 80 | ≥ 80 | ≥ 75 | |
| Number of Fish Eye (/400 cm2) | ≥ 20 | ≤ 20 | ≤ 30 | |
| Apparent density | ≥ 0.45 | ≥ 0.45 | ≥ 0.48 | |
| VCM Residue PPM | ≤ 3 | ≤ 3 | ≤ 3 | |
| Particle size | ≤ 2.0 | ≤ 2.0 | ≤ 2.0 | |
| ≥ 90 | ≥ 90 | ≥ 90 | ||
