61-04 Cobb Sizing Testers
INTRODUCTION
Water absorptiveness (Cobb value) is the mass of water absorbed in a specific time by a 1 sq. meter sample of paper, board or corrugated under conditions specified in standards such as TAPPI T 441. Cobb sizing testers provide a simple, standardized method for fast determination of the quantity of water absorbed by a paper or board in a given time.
APPLICATIONS
Paper, board, corrugated
FEATURES
- Single-handed automatic clamping and release
- Manual clamping and sample positioning
INSTRUMENT SIZE
| Manual Clamping | |||
| Depth: | 140 mm (5.5 in.) | ||
| Height: | 80 mm (3.0 in.) | ||
| Width: | 140 mm (5.5 in.) | ||
| Weight | 2 kg (4.4 lb.) | ||
| Automatic Clamping | |||
| Depth: | 200 mm (8.0 in.) | ||
| Height: | 180 mm (7.0 in.) | ||
| Width: | 200 mm (7 in.) | ||
| Weight | 2 kg (4.4 lb.) | ||
CONNECTIONS
None
ORDERING INFORMATION
| Automatic Clamping | ||
| Used for | Description | Catalog Number |
| Paper | Cobb Size Tester for Paper, with automatic clamping and release. Area within cylinder 100 square centimeters. | 61-05-00-0002 |
| Board | Cobb Sizing Tester for Corrugated feature a single handed automatic clamping and release system for ease use. An increased thickness rubber gasket is supplied. |
60-05-00-0001 |
| Manual Clamping | ||
| Size(s) | Description | Catalog Number |
| 100 sq. cm. | Cobb Sizing Tester with 100 sq. cm. cylinder and gasket. Per TAPPI T 441 | 61-04-00-0002 |
| 10, 25, 100 sq. cm | Cobb Sizing Tester. Includes 100, 25, and 10 square centimeter cylinders and gaskets. Meets T 441 and T 2045 | 61-04-00-0001 |
| 10, 25, 100 sq. cm | Cobb Sizing Tester. Includes 100, 25, and 10 square centimeter cylinders, gaskets, 10 kg Roller and 300 Sheets Blotting Paper. Meets T 441 and T 2045 | 61-04-00-0003 |
| Required Accessories | ||
| Description | Catalog Number | |
| Stainless Steel Hand Roll |
Hand Roll -Couch Roller for Cobb Sizing tester. Weight of roller complies with TAPPI standard specifications, 10kg. +/-.5 kg.) | 61-04-01 61-04-04 |
| Blotting Paper | 203 x 203 mm (8” X 8”), Package of 1200 sheets. | 61-04-05 |
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