So sánh vật liệu
Thông số kỹ thuật
| Basic Performance | Điều kiện kiểm tra | Phương pháp kiểm tra | Qingdao Haijing/HS-1000 |
|---|---|---|---|
| Apparent density | 优等品 | ≥0.50 g/cm | |
| Average degree of aggregation | 981-1135 | ||
| Apparent density | 合等品 | ≥0.42 g/cm | |
| 一等品 | ≥0.48 g/cm |
| Biochemical properties | Điều kiện kiểm tra | Phương pháp kiểm tra | Qingdao Haijing/HS-1000 |
|---|---|---|---|
| Number of impurity particles | 一等品 | ≤30 个 | |
| Residual vinyl chloride content | 优等品 | ≤5 ppm | |
| Sieve residue | 优等品,0.25mm筛孔 | ≤1.0 % | |
| Volatile compounds | 一等品 | ≤0.4 % | |
| 合等品 | ≤0.5 % | ||
| Residual vinyl chloride content | 一等品 | ≤10 ppm | |
| Volatile compounds | 优等品 | ≤0.4 % | |
| Residual vinyl chloride content | 合等品 | ≤30 ppm | |
| Sieve residue | 一等品,0.25mm筛孔 | ≤2.0 % | |
| Whiteness | 优等品,160℃,10min后 | ≥80 % | |
| fisheye | 一等品 | ≤40 颗/400cm | |
| Number of impurity particles | 合等品 | ≤80 个 | |
| Whiteness | 一等品,160℃,10min后 | ≥75 % | |
| Sieve residue | 合等品,0.25mm筛孔 | ≤2.0 % | |
| 优等品,0.063mm筛孔 | ≥98 % | ||
| Whiteness | 合等品,160℃,10min后 | ≥70 % | |
| Number of impurity particles | 优等品 | ≤16 个 | |
| fisheye | 优等品 | ≤20 颗/400cm | |
| Sieve residue | 一等品,0.063mm筛孔 | ≥90 % | |
| fisheye | 合等品 | ≤90 颗/400cm |
