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WELLMARK Packaging Co., Ltd

WM-BK402 Hot Melt Glue

Product Detail

WM-BK402 is general purpose sealing hot melt adhesive designed for sealing of corrugated paperboard boxes and folding cartons. It can be widely suitable for different hot-melted equipment, especially suitable for automatic sealing operation.


Technical Data

CompositionSynthetic resin 
AppearanceYellow granules 
ToxicityNone
R&B softening point approx. 114°C 
Brook field viscosity
120℃6000 cps
140℃2900 cps 
160℃1450 cps 
180℃ 700 cps
Open time6~10S
Setting time0.5~2S
Density1.01g/cm3 

Application Instructions

Its adhesion performance will be affected by substrates, release paper and application environment, so trial run is necessary to determine whether the adhesive is suitable.

There should be no dust or oil on the surface of substrates and release paper, also the substrates and release paper should be treated to constant temperature and humidity before application. Recommended application temperature:160- 170℃

Application methods: spot spray, ect


Packaging and Storage

Shelf Life: 24 Months in dry and cool environment

Packaging: 25 Kg/bag


WM-BK402 Hot Melt Glue
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