Odorless Polyurethane Adhesive for Windshield PU1635
∎Technical Data Table
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PERPORTY
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VALUE
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Chemical base
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1-C polyurethane
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Colour (Appearance)
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Black
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Cure mechanism
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Moisture curing
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Density (g/cm³) (GB/T 13477.2)
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1.30±0.05g/cm³ approx.
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Non-sag properties(GB/T 13477.6)
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Very good
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Application temperature
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5°C to 35ºC
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Tack-free time1 (GB/T 13477.5)
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20-50 min approx.
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Open time1
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40 min approx.
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Curing speed (HG/T 4363)
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3~5mm/day
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Shore A hardness (GB/T 531.1)
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50~60 approx.
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Tensile strength (GB/T 528)
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5 N/mm2 approx.
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Elongation at break (GB/T 528 )
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430% approx
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Tear propagation resistance (GB/T 529)
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＞3N/mm2 approx
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Extrudadbility (ml/min)
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60
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Tensile-shear strength(MPa)GB/T 7124
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3.0 N/mm2 approx.
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Volatile content
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＜4%
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Service temperature
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-40°C to 90ºC
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Shelf life (storage below 25°C) (CQP 016-1)
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9 months
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∎Description
●PU1635 is one component primerless odorless polyurethane adhesive used in windshield bonding and sealing. It is easy to apply with a manual or automatic gun and cures with atmospheric moisture. PU1635 provides a proper tack-free time and ensures a safe strength after curing even under cold temperature.
Key Features
●Primerless
●No bubbles after cured
●Odorless
●Excellent thixotropy, non-sag properties
●Excellent adhesion and wear-resisting property
●Cold application
●One-component formulation
●Automotive OEM quality
●No oil permeated
∎Areas of Application
●PU1635 is mainly use for automotive windshield and side glass replacement in after-market.
● This product is to be used by professional experienced users only. If this product is used for other applications than Automotive Glass Replacement, test with current substrates and conditions have to be performed to ensure adhesion and material compatibility.
∎Packing Specification
●Cartridge 310ml
●Sausage 400ml
●Sausage 600ml
●Pail/Drum 240kg
20pcs per box , 2 boxes per Carton.
∎Direction for use
Tool: Manual or pneumatic plunger caulking gun
●Cleaning: Clean and dry all surfaces by removing foreign matter and contaminants such as oil dust, grease, frost, water, dirt, old sealants and any protective coating.
●For cartridge
1.Cut nozzle to give the required angle and bead size
2.Pierce the membrane at the top of the cartridge and screw on the nozzle
3.Place the cartridge in an applicator gun and squeeze the trigger with equal strength
●For sausage
1.Clip the end of the sausage and place in barrel gun
2.Screw end cap and nozzle on to barrel gun
3.Using the trigger extrude the sealant with equal strength
∎Cautions
● Keep away from children.
● Avoid contacting with skin and eyes. For skin contact, remove the sealant by cloth, wash skin thoroughly with soap and water. For eye contact, hold eyelids apart and flush thoroughly with water, contact physician.
∎Transport &Storage
● Transport: Keep the sealed product away from moisture, the sun, high temperature and avoid collisions.
● Storage: Keep the sealed product into cool, dry place.
● Storage temperature: 5~25℃. Humidity: ≤50%RH.
●Cartridge and Sausage :9 month. Pail/Drum:6 month.
