Detailed Product Description

PU 661 is one-part room temperature curing polyurethane with high adhesion strength, good elasticity, aging resistant, vibration exhaustion resistant, low temperature resistant and multi coatings paint able and easy application properties.

Where to use

It is special used on bonding and sealing on the production line and in the repair shop for  automotive, train, trucks like cool storage, container, like roof bonding, body panel bonding, flooring bonding and sealing and so on. It also is used for refrigerator house, ships, pipe and construction usage.

Characteristic

Fast tack free               High adhesion strength       

Neutral                      Good chemical corrosion resistance        

Good water proof          Paint able

One part no mixing        Excellent weather proof, aging resistant property

Abrasion able              Excellent noise, vibration and Impaction resistant

Damp resistant            No sagging       

Anti mildew

Technical Data

Packaging

Packing310ml aluminum cartridge,300ml, 400ml and 600ml sausage. 250kgs bulk by drum;

Storage

At 5~25 centigrade shady, dry place, 12 months of shelf life.

Technical Service

Full support for customer in Technology

Application

Surface preparation

Clean all dirty, dust, loose particles by steel brush and clean all oily things with cleaning agent. All former adhesive must be cleaned out by scraping, paring, friction, jet of strong air or suitable ways. 

Priming

Commonly no need for primer. Primer could be recommended in order for best performance. If using primer, smooth priming base and no permitting primer clump and uniformly disperse to prevent any coating cumulus.

Mixture

Note

Full cure (dry 7 days under 20) for PU 661 should be finished before applied place permits water entering into.  The adhesive surface could be painted but no recommendation for solvent based paints such as colorful enamel. If should be used, please do in site testing to prove compatibility.

No permission for wet spreading tech. NO recommendation solvent, water, cleaner or soap solution.

No permission for high chloride content disinfected area like swimming pool before consulting Zhijiang's technician.

Application temperature is between 5 and 35 .

Paint Able Property

PU 661 could be painted after dry with traditional method like epoxy or acrylic paints. The adhesive surface will take place reaction and soften if using high solvent content coating like luster enamel or high oily base coatings.

Coating should have similar tensile strength compared with adhesive in order to get best appearance and property. Painting could be processed after 24 hours if thickness of adhesive is less than 3 mm while painted after 48 hours if thickness more than 3mm.

Anti Fire

PU 661 is not easy inflammable.

Health and Safety

No contact with eye or skin. Please contact doctor or poisoning preventing center in case of poisoning. If contact with skin, clean thoroughly 15 minutes long or look for doctor.