High Elastic Polyurethane PU Bostik Precast Sealant for PC Construction

High Elastic Polyurethane PU Bostik Precast Sealant for PC CZPT

DM-flex 259 CZPT Polyurethane sealant

DM-flex 259 CZPT Polyurethane sealant

DM-flex 259 is a one-ingredient, moisture curing, elastic joint polyurethane adhesive and sealing compound of long lasting elasticity, based on polyurethane. It is appropriate for outside applications.

CZPT joint sealing compound for creating design, e.g.
one) As an elastic sealant for movement joints:

  1. Precast concrete development.
  2. Balcony parapets.
  3. Bridge cantilevers.
  4. Retaining walls.
  5. Subways

2) As an elastic joint sealer/caulking for: 

  1. Window frames and doorways.
  2. Skirtings.
  3. Wall/floor joints.
  4. Shutter housings.


  1. Superb adhesion on all cement-based resources, brick, ceramics, glass, metals, wooden, epoxy, polyester and acrylic resin. 
  2. CZPT treatment price. 
  3. Excellent weathering and h2o resistance. 
  4. Non-corrosive.
  5. Can be painted above with drinking water, oil, and rubber-primarily based paints. (Preliminary exams advisable). 
  6. Large tear resistance.
  7. Low temperature resistance, in the assortment of -40 ºC ~ 90 ºC, can preserve great overall flexibility and adhesion. 


Indicator Parameter
Coloration White, Gray, Beige, Black
Outer physical appearance Paste
Density, g/cm³ one.thirty
Hardness, Shore A App. twenty five
Surface area dry time, min sixty-120minutes
Curing velocity, mm/24h 2-3mm/24h
Displacement functionality 25%
Elongation at crack, % ≥800
Tear CZPT App. 7N/mm
CZPTvery price 80%
E-modulus .3N/mm2 at one hundred% Elongation(23°C/fifty%RH) 0.6N/mm2 at one hundred%Elongation(-20°C) 
Temperature Tolerance -forty ~ +70°C
Application temperature +5 ~ +40°C
Working temperature -40°C ~+90°C
Glass-changeover temperature -45°C

*Take a look at below predicament: 23ºC×50%RH×28days

three hundred~600ml/sausage  /  300ml/aluminum cartridge

Samples of use region of DM polyurethane sealant collection:

Application guidelines

one. The bonded area must be thoroughly clean, dry and cost-free of putty before bonding.

two. Substrates that might seep out of oil are not appropriate for direct software of sealant.

3. For rusted or corroded metal surfaces (this kind of as aluminum oxide, copper, iron oxide rust surface area), in purchase to
guarantee the bonding result, the rust on the surface area layer needs to be worn off before coating.

4. Thanks to the building setting, development methods, and content distinctions, pre-screening is required ahead of use to make sure adhesion overall performance.

5. The optimum coating temperature is +fifteen ~ +40°C. When the temperature is low, the extrusion resistance  increases, warm up the adhesive before use.

Shelf daily life:  In unopened package deal, 12months. 

CZPTer CZPTion & Answer

Could you supply OEM provider?

Sure, OEM support is CZPT. You can contact us by e-mail, tel, , , and many others.

Could you offer a complete remedy for the products which are in promoting?

As a professional manufacturer of sealants for bonding and sealing, it is our satisfaction to make CZPT remedy on your requirement on your item.

What is the shipping time for sample and obtained buy?

At standard problem, the shipping and delivery time is two-10 times for samples, 15-20 days for obtain buy.

Can we get a sample ?

Indeed, we realize that you need to have sample for testing. So we can provide one-2 models cost-free of demand.

What is actually the frequently employed transportation?

Our items are non-unsafe material, transportation as normal chemical substances, it is secure to ship by air, by sea and by land. How to supply is up to your necessity and convenience.

How to get your right after-sale technical help and services?

If you have any concern or suggestion on our products and service, you are welcome to contact us or e-mail us.
We will provide you total heartedly. Scorching line  or your direct customer service.

Can we be your market agent in my local market place?

Of course, you can, but you have to discuss the information with us, then sigh agreement. We will support you.
to earn your regional market place.

How to be distributor of DM Chemical?

The distributor all more than the entire world are warmly welcome. If you can sell our products properly in

Your market place and you have a plan to build your organization, you can ship us your suggestion

and needs, we study it jointly, and sigh an agreement to help you to be our formal distributor.

Get in touch with Details

Web: dm-adhesive.en.made-in-china.com



High Elastic Polyurethane PU Bostik Precast Sealant for PC CZPT