JW2/JW4 Odorless Polyurethane Adhesive for Windshield

Short Description:

JW2/JW4 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.

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Product Detail

Product Tags

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

●JW2/JW4 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.

Technical Data sheet(TDS)

PROPERTY	VALUE
Chemical base	1-C polyurethane
Colour (Appearance)	Black
Cure mechanism	Moisture curing
Density (g/cm³) (GB/T 13477.2)	1.30±0.05g/cm³ approx.
Non-sag properties(GB/T 13477.6)	Very good
Skin-free time1 (GB/T 13477.5)	20-50 min approx.
Application temperature	5°C to 35ºC
Open time1	40 min approx.
Curing speed (HG/T 4363)	3~5mm/day
Shore A hardness (GB/T 531.1)	50~60 approx.
Tensile strength (GB/T 528)	5 N/mm2 approx.
Elongation at break (GB/T 528 )	430% approx
Tear propagation resistance (GB/T 529)	＞3N/mm2 approx
Extrudadbility (ml/min)	60
Tensile-shear strength(MPa)GB/T 7124	3.0 N/mm2 approx.
Volatile content	＜4%
Service temperature	-40°C to 90ºC
Shelf life (storage below 25°C) (CQP 016-1)	9 months