PUR Adhesive

Firm Bond PUR Adhesive 

Product Description 

FIRM BOND PUR adhesive is a humidity curing 1 component adhesive based on polyuerthane, it expands slightly during the curing process and gives exceptionally strong bonds on virtually all materials.

Application 

1. For all types of woodwork, to replace white wood glue.

2. For Window and door bonding, staircase assembly, plywood for internal and external use ( external  with surface protection ), bonding of mineral building materials, ceramic materials, concrete materials and hard foams.

Features & Benefits
Boling water resistant conforms to DIN EN 204/D4

Quick strength

Waterproof bond

High temperature resistance as per WATT91

Technical Information:

l Application temperature ideal at +20℃, do not use below +5℃.

l Moisture content of wood ideal at 8-10% internal areas, and 10-14% for window assembly

l Coat weight 100-200g/m² depending on material

l Open time  

Approx 20-25min at 20℃. High room temperature and high air hunidity or adding of moisture will reduce this time

l Press time  

At+20℃ approx. 60 min

At+40℃ approx. 30min

At+60℃ approx.10min

l Final bond strength 

After approx.24hr if the humidity supply is sufficient

Instruction of Use
1.The surfaces must be acclimatised,dry, clean and free from dust and grease;

2. Apply this adhesive only on one surface, bond the surfaces;

3. Press the surfaces together.

l Requires a pressure of minimum 0.6N/mm² for plywood and joint bonding.Directly adding moisture or high temperature will speed up the cross linking process.

l The bonded parts can be processed after approx.2-3 hrs if sufficient moisture was added.

l Wipe off any surplus adhesive immediately with a cloth.

l Clean tools immediately after use. Cross linked adhesive can only be removed mechanically.

Storage & Shelf life

1. The product is nonflammable. Store dry and shady place, air-tight, protected from moisture during storage.

2.  Shelf life: 9months. Stored temerature: 24-41℃, avoid high temperaturte and high moisture.

3.  After expiry date, the product can also be used if tested qualified.

Packing: 

150g/pc,24pcs/ctn

250g/pc, 24pcs/ctn

500g/pc, 24pcs/ctn