
* Low pressure drop.
* Fouling and plugging resistance.
* Good corrosion resistance.
* High mass transfer efficiency.
* Energy saving.
Applications:
* Used in water treatment process.
* Used in absorption, extraction, scrubbing, stripping and heat transfer.
* Applied in purification towers, cooling towers, washing towers and rectifying columns.
* Applied in the packed towers of petroleum industries, chemistry industries, coal gas industries and environmental protection
industries.

Item | Size (mm) | Ring Quantity | Surface Area (m2/m3) | Voidage | Bulk Number (n/m3) | Bulk Density (kg/m3) |
PRET-01 | 25 × 9 × (1.5 × 2) | 5 | 269 | 82% | 170000 | 85 |
PRET-02 | 47 × 19 × (3 × 3) | 9 | 185 | 88% | 32500 | 58 |
PRET-03 | 51 × 19 × (3 × 3) | 9 | 180 | 89% | 25000 | 57 |
PRET-04 | 59 × 19 × (3 × 3) | 12 | 127 | 89% | 17500 | 48 |
PRET-05 | 73 × 27.5 × (3 × 4) | 12 | 94 | 90% | 8000 | 50 |
PRET-06 | 95 × 37 × (3 × 6) | 18 | 98 | 92% | 3900 | 52 |
PRET-07 | 145 × 37 × (3 × 6) | 20 | 65 | 95% | 1100 | 46 |
Table 2: Physical & Chemical Properties of Different Materials of Plastic Rosette Ring | ||||||
Material/Performance | Density (After Injection Molding) (g/cm3) | Operation Temperature (°C) | Chemical Corrosion Resistance | Compression Strength (MPa) | ||
PE | 0.98 | 90 | good | >6.0 | ||
PP | 0.96 | >100 | good | >6.0 | ||
RPP | 1.2 | >120 | good | >6.0 | ||
PVC | 1.7 | >60 | good | >6.0 | ||
CPVC | 1.8 | >90 | good | >6.0 | ||
PVDF | 1.8 | >150 | good | >6.0 |






Annie Peng
Sales manager
Pingxiang Zhongci Environmental Ceramics material Co.ltd