Wet Strength Filter Papers extremely high burst resistance
Product Usage:
This product uses imported wood pulp as the main raw material and is processed through a special process. It is used in conjunction with a filter. It is mainly used for fine filtration of nutritional bases in beverages and pharmaceutical industries. It can also be used in biopharmaceuticals, oral medicines, fine chemicals, high glycerol and colloids, honey, pharmaceutical and chemical products and other industries, can be cut into round, square and other shapes according to users.
Great Wall pays particular attention to continuous in-process quality control; additionally, regular checks and exact analyses of raw material and of each individual finished product
assure constant high quality and product uniformity.
We have production workshop & Research & Development department & Testing Lab
Have the ability to develop new product series with customers.
In order to better serve customers, Great Wall Filtration has established a professional sales engineer team to provide customers with comprehensive application technical support. The professional sample testing experiment process can accurately match the most suitable filter material model after testing the sample.
Contact us for more information, we will provide you better products and best service .
Features
-Made of refined pulp
-Ash content < 1%
-Wet-strengthened
- Supplied in rolls, sheets, discs and folded filters as well as customer-specific cuts
Technical Specifications
| Grade: | Mass per UnitArea (g/m2) | Thickness (mm) | Flow Time (s) (6ml①) | Dry Bursting Strength (kPa≥) | Wet Bursting Strength (kPa≥) | color |
| WS80K: | 80-85 | 0.2-0.25 | 5″-15″ | 100 | 50 | white |
| WS80: | 80-85 | 0.18-0.21 | 35″-45″ | 150 | 40 | white |
| WS190: | 185-195 | 0.5-0.65 | 4″-10″ | 180 | 60 | white |
| WS270: | 265-275 | 0.65-0.7 | 10″-45″ | 550 | 250 | white |
| WS270M: | 265-275 | 0.65-0.7 | 60″-80″ | 550 | 250 | white |
| WS300: | 290-310 | 0.75-0.85 | 7″-15″ | 500 | 160 | white |
| WS370: | 360-375 | 0.9-1.05 | 20″-50″ | 650 | 250 | white |
| WS370K: | 365-375 | 0.9-1.05 | 10″-20″ | 600 | 200 | white |
| WS370M: | 360-375 | 0.9-1.05 | 60″-80″ | 650 | 250 | white |
*①The time it takes for 6ml of distilled water to pass through 100cm2 of filter paper at temperature around 25℃.
Material
·Cleaned and bleached cellulose
·Cationic wet strength agent
Forms Of Supply
Supplied in rolls, sheets, discs and folded filters as well as customer-specific cuts. All these conversions can be done with our own specific equipment. Please contact us for more information.· Paper rolls of various widths and lengths.
· Filer circles with centre hole.
· Large sheets with exactly positioned holes.
· Specific shapes with a flute or with pleats.
Quality assurance
Great Wall pays particular attention to continuous in-process quality control. Additionally, regular checks and exact analyses of raw material and of each individual finished product assure constant high quality and product uniformity. The paper mill meets the requirements set by the ISO 9001 quality management system and the ISO 14001 environmental management system.
Contact us for more information, we will provide you better products and best service .
