RTV Elastic Sealing Polyurethane PU Urethane Joint Caulking

RTV Elastic Sealing Polyurethane PU Urethane Joint Caulking

DM-flex 259 CZPT Polyurethane sealant

DM-flex 259 CZPT Polyurethane sealant

DM-flex 259 is a one-part, moisture curing, elastic joint polyurethane adhesive and sealing compound of permanent elasticity, dependent on polyurethane. It is ideal for out of doors applications.

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

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

2) As an elastic joint sealer/caulking for: 

  1. Window frames and doors.
  2. Skirtings.
  3. Wall/flooring joints.
  4. Shutter housings.

Positive aspects

  1. Outstanding adhesion on all cement-based materials, brick, ceramics, glass, metals, wooden, epoxy, polyester and acrylic resin. 
  2. CZPT cure rate. 
  3. Great weathering and water resistance. 
  4. Non-corrosive.
  5. Can be painted in excess of with water, oil, and rubber-dependent paints. (Preliminary assessments advisable). 
  6. Substantial tear resistance.
  7. Lower temperature resistance, in the assortment of -forty ºC ~ 90 ºC, can preserve excellent adaptability and adhesion.


Indicator Parameter
Coloration White, Gray, Beige, Black
Outer look Paste
Density, g/cm³ 1.30
Hardness, Shore A App. twenty five
Surface dry time, min 60-120minutes
Curing velocity, mm/24h two-3mm/24h
Displacement efficiency twenty five%
Elongation at break, % ≥800
Tear CZPT App. 7N/mm
CZPTvery fee 80%
E-modulus .3N/mm2 at a hundred% Elongation(23°C/fifty%RH) .6N/mm2 at one hundred%Elongation(-20°C)
Temperature Tolerance -forty ~ +70°C
Application temperature +5 ~ +40°C
Operating temperature -40°C ~+90°C
Glass-changeover temperature -45°C

*Test beneath circumstance: 23ºC×50%RH×28days

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

Samples of use region of DM polyurethane sealant collection:

Application tips

1. The bonded floor should be clear, dry and totally free of putty just before bonding.

two. Substrates that may seep out of oil are not appropriate for direct application of sealant.

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

4. Because of to the construction surroundings, building methods, and material variations, pre-testing is needed before use to ensure adhesion performance.

five. The best coating temperature is +15 ~ +40°C. When the temperature is minimal, the extrusion resistance  boosts, warm up the adhesive before use.

Shelf life:  In unopened package deal, 12months. 

CZPTer CZPTion & Solution

Could you give OEM support?

Yes, OEM service is CZPT. You can make contact with us by e-mail, tel, , , and so on.

Could you offer a total remedy for the merchandise which are in offering?

As a expert company of sealants for bonding and sealing, it is our satisfaction to make CZPT remedy on your requirement on your merchandise.

What is the shipping time for sample and purchased get?

At typical issue, the supply time is 2-10 days for samples, fifteen-20 days for purchase buy.

Can we get a sample ?

Indeed, we realize that you need to have sample for testing. So we can supply 1-two models totally free of charge.

What is the typically used transportation?

Our merchandise are non-dangerous materials, transportation as normal chemical substances, it is safe to ship by air, by sea and by land. How to deliver is up to your requirement and ease.

How to get your following-sale specialized support and service?

If you have any issue or recommendation on our merchandise and services, you are welcome to get in touch with us or electronic mail us.
We will provide you entire heartedly. Scorching line is 1321 0083 810, or your immediate buyer provider.

Can we be your sell agent in my regional industry?

Yes, you can, but you need to discuss the information with us, then sigh agreement. We will aid you.
to acquire your regional market.

How to be distributor of DM Chemical?

The distributor all over the entire world are warmly welcome. If you can sell our items effectively in

Your industry and you have a program to build your business, you can send out us your recommendation

and needs, we review it jointly, and sigh an arrangement to support you to be our formal distributor.

Make contact with Information

Net: dm-adhesive.en.created-in-china.com



RTV Elastic Sealing Polyurethane PU Urethane Joint Caulking