ISO535 Cobb Absorption Testing Machine for Paper and Cardboard
Product Description
Cobb water absorption tester is used to test the water absorption performance of paper and paperboard surface, that is, the water resistance of paper and paperboard. Weigh a surface immediately before and after the specified time of exposure to water, and then suck it dry. Results of mass increase in grams per square meter (g/m ²) express. The test area of the standard model is 100 cm ².
Standard: GB/T1540, ISO 535, QB/T1668
Product Parameters
| Test area |
standard test area 100cm2±0.2cm2 |
| Liquid height |
standard liquid height 10mm |
| Water consumption |
test standard water consumption 100ml±5ml |
| Length of pressure roller |
residual moisture removal standard pressure roller 200mm±0.5mm, foreign standard or special paper can be customized according to requirements |
| Quality of pressing roller |
standard weight of pressing roller is 10kg±0.5kg, which can be customized according to requirements |
| Cup body material |
The whole cup body is made of 304# stainless steel |
| Absorbent paper quantitative |
quantitative in the range of 200g/m2--250g/m2 |
| Sample area |
standard test sample safety area 122.718±0.2cm |
| Capillary height |
capillary water absorption height is greater than 75mm/10min |
| Dimensions |
(396×315×300)mm |
| Weight |
about 28kg |
| Working Environment |
Temperature (20±10)ºC, Humidity<85% |
Contact us: https://astrandelectronic.en.made-in-china.com/contact-info.html
Related recommendations: https://astrandelectronic.en.made-in-china.com/product-list-1.html
Dongguan Astrand Electronic Technology Co., Ltd, with its own brand--ASTRAND, has been dedicating in providing professional testing equipment with top quality since its establishment in 2007. It owns sophisticated and advanced technology in producing Fabric Textile machine, Shoes/Footwear Testing Equipment, Paper and Paperboard Testing Equipment, Environmental test chamber, Universal Tensile Strength Testing Equipment and so on. Products made by ASTRAND reach international standards: ISO, ASTM, DIN, EN, GB, BS, JIS, TAPPI, AATCC. Also they are widely used in different area: R&D Institutions, Quality inspection institutions, universities,electronics, communications, instrumentation, automobile, aviation, etc.
We have professional packing workers to pack your products!
Packing:
1. Out packing:Standard export wooden case.
2. Inner packing:With careful stretch film wrap product, hard wood board+ strong bandage to fix corners.
3. Checking teams: Specialized staff to inspect and classified your goods.
Shipping:
You can specify other shipping methods such as Airmail, FEDEX or DHL. We shall let you know about the shipping cost after receipt ofyour order. It's more preferable for you to provide us with your own FEDEX/DHL account number so that the delivery charge can be charged directly from your account.
FAQ
1. Q: What is your warranty ?
A: 12 months product warranty, but lifetime for services. Free accessories will be provided if any performance failure occurs within 12 months caused by non-human damage.
2. Q: How-to vedio provided ?
A: Yes, if required, our engineers will record a specialize how-to video for you.
3. Q: 1.Are your company a trading one or a factory?
A: Yes, we are a manufactured factory+ trade (integration),15 years focusing on test instruments field,7 years exporting experience.,warmly welcome to visit our plant(factory), we also support OEM and ODM.
4. Q: After an order is placed, when to deliver?
A: Generally about 15~25 working days, If we have stock, we can arrange the shipment within 3 days. Please be awared that our production lead time depends on specific items and item quantities.
5. Q: What about the warranty with after - sales services?
A: 12 months warranty. Besides,we can help you to repair your problem controller freely,even it's not from our factory. What you need to do is to send us the controller. After the warranty, the professional after-sale service team will provide perfect technical support,and help customer solve problems encountered while using our product, handles guest problems and complaints in a professional and timely.
6. Q: What about the services and product' quality?
A: Each instruments must be carried out 100% quality examination and test when shipping and delivery goods. Product use training, each of our product provide video training to show you how to install & operate. If necessary, our engineers would be go abroad to training, repair and others help you need.
7. Q:what about the packing of equipment?
A: Covered with air bubble film before put the machine into the stanard exporting wooden case which not only has good shock absorption, impact resistance, heat sso has the advantages of nontoxic, odorless, moisture corrosion, good transparency etc.
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