Guangzhou Dayu Waterproof Co., Ltd.
Main products:Self-adhesive Bitumen Felt R&D,PVC Waterproof Roll R&D,Torched On Asphalt Sheet R&D,PU Coating R&D,Water-based Waterproof Paint R&D
Contact Us
  • Contact Person : Ms. Peng Terri
  • Company Name : Guangzhou Dayu Waterproof Co., Ltd.
  • Tel : 86-0-15920172205
  • Fax : 86-20-34523626
  • Address : Guangdong,Guangzhou,Rm203-204, Floor1, No.2, Huajinmingyuan, Luoxi New Town, Panyu District, Guangzhou
  • Country/Region : China
  • Zip : 511430

roof coating

roof coating
Product Detailed
Polyurethane coating with MSDS Report 30kg/set(8kg Apart+22kg Bpart) manufacturer of coatings with high qulity and best price

DY-  Double units Polyurethane Waterproof Coating


Brief introduction

This kind of product is a newly developed high polymer waterproof material of the 90s, its main ingredient is polyurethane and other macromolecular substance. Its also the most perfect upgraded material among the domestic waterproof material, its performance index reaches the level of the like products of abroad.



1.Excellent resistance to moisture, non-toxicity, non-harmful ,safety construction.

2.Liquid and cold construction ,simple operation ,perfect waterproof effects.

3.Good mechanical, stable weather resistance.


Scope of application

1.Various types of roofs: including cement ,bamboo ,timber ,steel ,asbestos shingle,

 and different shapes of roofs.

2.Underground structure: inner wall,exterior wall,bottom plate,elevation pit,retaining wall, underground tunnel ,well, pipeline of underground concrete.

3.Surface structure: bridge,motorway,toilet,kitchen,bathroom,swimming pool,non-drinking pool,flowerbed.

4.Joint: expansion joint,construction joint,settlement joint,crack in the wall,spout.

5Antisepsis: metal pipe,antiseptic terrace,antiseptic pool.


Construction main points

1.Construction base shall be strong,clean without dust

2.White coating :black coating =1:2, putting black coating into the container first, then adding white coating and stiring well and thoroughly.

3.Knif-coating the base thoroughly with rubber scraper blade, the thickness of coating is 2.00mm, and knifcoating in twice.

4.In order to strengthen the cohesive force between the waterproof layer and protective layer, sprinkling coarse sand or stone grain on the surface before the second coating solidified .



1.Not having water on the base, dry first if having the water .

2.Shall be pressurized, running out within one day after unsealing.

3.Avoid from direct sunlight within 3 days if constructed on wet base.



DY-Double units polyurethane coating


Guangdong Province Contruction Products Inspection Center

Test Report

Sample name: DY-Double units Polyurethane Coating

Ref No:GD2012-01-00110

Specifation/modle: DY-911

Sample No:012-01-00110

Ref Standards: GB/T19250-2009

Sample quanity:White coating 2kg, Black coating 3kg


Test Item

Standard value

Measured value


Solid content,%




Tensile strength,Mpa








Cold flexibility




Tear resistance N/mm





No leackage



All test are qualited based on the Ref Standards: GB/T19250-2009 conventional items and instruction .


Proportion: White coating:Black coating=1:2

roof coating

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