Polyurethane Based, Bitumen Modified, Single Component, Liquid Waterproofing Material - PU-B 1K

Polyurethane Based, Bitumen Modified, Single Component, Liquid Waterproofing Material - PU-B 1K


PU-B 1K is a polyurethane-based and bitumen modified, single component, ready to use liquid waterproofing material.

Fields of Application

Features and Benefits

Technical Data




Solid Content

Shore A Hardness

Elongation at Break

Elongation at 100% force

Full Curing Time

HS Code

 : Bitumen modified polyurethane

 : 1,40-1,50 g/cm3

 : 5800 MPa.s

 : 86%

 : 65-70

 : 1000 % (ASTM D412 / EN ISO 527-3)

 : 0.80-1.20 MPa (ASTM D412)

 : 5 days

 : 3208.

Application Procedure

Preparation of Substrate

The surface should be dry, clean and free from all types of grease. The application surface should be dry, have not any wet areas. Otherwise the product results in foaming and swelling on wet parts. Maximum humidity must be 4%. Fresh concrete surfaces should be dried at least 28 days before application.

Application Method

The material should be mixed thoroughly and applied by a brush, roller or spray. Application should be done with at least two coats and thin layers. 12 hours waited is recommended between the layers. Final curing completed after 5 days.


At least 1,50 kg/m2 for two layers.


25 kg metal pail

Shelf Life

12 months in original, unopened package.


Store in dry area between +5°C and +35°C. Protect from heat, freezing and direct sunlight.

Cleanup Information

Clean tools and equipment with industrial type solvents immediately after use. Dried material can only be removed mechanically.

Cautions / Limitations

Health and Safety

Warning! Cause eye and skin irritation. If eye or skin contact, get immediate medical attention. If swallowed, do not induce vomiting. Call a physician or poison control center. Never give anything by mouth to an unconscious person.

Wash hands thoroughly after handling. Wear protective clothing, gloves, eye and face protection. Do not eat, drink or smoke when using this product. Take off contaminated clothing and wash it before reuse. Dispose of unused, contents, container and other contaminated wastes in accordance with local, state, federal and provincial regulations.

Keep container closed when not in use. Keep out of the reach of children.

Limited Warranty: This product is subject to a written limited warranty which can be obtained free of charge from BAUMERK Company. Please contact with technical service department for further information and support.

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Dursunköy Mah. Uygur Cad. No:44 34555
Hadımköy - Arnavutköy - İstanbul / TÜRKİYE