Description
Ahlstrom-Munksjo® Qualitative Filter Paper, Grade 617, 4.25 cm, 35 micron, 50/PK, 6170-0425
Features:
- an extremely fast filtering grade and has larger particle retention than Grade 631
- Thicker filter paper with higher loading capacity, used for rapid filtration of coarse particles and gelatinous precipitates such as in oils and resin solutions
- Also found in construction product testing and is used by students to retain large flocculents and precipitates
- Non wet-strengthened
- Suitable for quadrant folded or gravity flow applications
Specifications:
| Class | Qualitative |
| Speed | Fast |
| Grade | 617 |
| Size | 4.25 cm diameter |
| Retention | 35 µm |
| Filtration Speed Herzberg | 19 seconds/100 mL |
| Filtration Speed Rapidity | 360 mL/minute |
| Loading Capacity | Very High |
| Equivilent Grade | N/A |
| Material | > 95% super refined α-cellulose and linter fibers |
Specifications
| Range | Particle retention: 35.0 microns |
|---|---|
| Range | Filtration speed (Hertzberg): 19 sec/100 mL |
| Range | Filtration speed (rapidity) 360 mL/min |
| Range | Weight: 123 g/sq m |
| Capacity | Loading: very high |
| Material | alpha-celluslose (60% cotton fiber/40% wood fiber) |
| Other | Surface texture: creped |
| Other | Average ash content: 0.06% |
| Dimensions | 4.5 cm diameter, thickness: 0.51 mm |
| Manufacturer | Ahlstrom |
| Model No | 6170-0425 |