| Customization: | Available |
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| CAS No.: | 8001-79-4 |
| Formula: | C57h104o9 |
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8642 is a two components polyurethane adhesive product, specially developed for RO membrane element, it suitable for the assembly of dry and wet
membrane sheets, also has excellent hydrolytic stability and chemical resistance properties. This product is certified to NSF 61-G, FDA175.300 and Chinese center for disease control and prevention.
Typical application:
Used for the assembly of Spiral membrane element.
| General properties | ||
| Before curing | ||
| Items | 8642 A | 8642 B |
| Appearance | Light Amber | Deep Amber |
| Chemical type | Polyol | Isocyanate prepolymer |
| Packing | 5 or 55 Gallon | 5 or 55 Gallon |
| Viscosity(mPa.s) (GB/T 10247-2008) |
24000±6000 | 20000±5000 |
| Mixture Viscosity | 23000±5000 | |
| Density(g/m³) (GB/T 13354-1992) |
1.0 | 1.1 |
| Mix ratio | 9:10 by weight | |
| 1:1 by volume | ||
| Working time(23ºC) | 40 minutes | |
1 Who we are?
We are specializing in RO membrane solutions, including rolling machines and raw materials, like central tube, spacer, tricot(permeate carrier), sheet, glue etc. We also have our own factory, which is based in 2011.
2 Do your products support customization? Can I put my logo on the product?
Yes, sure. We support customized logo in the product including packing.
3 How long does the delivery 40HQ container usually take?
One 40HQ container we can delivery about 15-20 days after receiving full payment.
4 Can I get a free sample? And how long does the delivery sample usually like?
Yes, sure. We can provide you free sample, you just responsible for shipping cost. We can prepare 3-5 days for sample production.
5 Does your product have an NSF certificate?
Yes, sure. All materials product all environmental, part products qualified by NSF certification.
6 Where are your company? Can I visit your company?
Yes, sure. We are located in Shanghai, China. We also have branch located in Beijing, Shenzhen and India.
7 Why choose Wecome?
Not only we are a material supplier, we are also your reliable technical adviser. We have long time experience in membrane rolling market and have many years experiences of imports and exports.
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