Zhejiang Chunming Waterproof Material Co., Ltd.
Main products:Waterproof Material,Waterproof Coating
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  • Contact Person : Mr. Shen Yong
  • Company Name : Zhejiang Chunming Waterproof Material Co., Ltd.
  • Tel : 86-0573-86406060
  • Fax : 86-0573-86406068
  • Address : Zhejiang,Jiaxing,Haiyan Qinshan Fengshan Industrial Park
  • Country/Region : China
  • Zip : 314400

CMJ-702 SBS modified bitumen waterproof membrane

CMJ-702 SBS modified bitumen waterproof membrane
Product Detailed
a)Good impermeability b)High and low temperature resistance c)Non toxicity and smell d)Long shelf life e)Ageing resistance

SBS modified bitumen waterproof membrane CMJ-702

 

 

Product detail

SBS modified bitumen waterproof membrane CMJ-702  is made by saturating the SBS modifier in bitumen, reinforced with polyester or fiberglass, finishing the upper face with fine sands, mineral slates(or grains)or polythene membrane and the lower surface with fine sands or polythene membrane. 

 

Characteristic

1.Good impermeability and ageing resistance.2.High and low temperature resistance.3.Non toxicity and smell.

4.Easy construction.5.Long shelf life.

 

Specification

No.

Item

PY

G

1

Soluble Content/(g/m2) ≥

2mm

/

1300

3mm

2100

4mm

2900

2

Impermeability

Pressure, MPa ≥

0.3

0.2

0.3

Keeping time, min ≥

30

3

Heat resistance, °C

90

105

90

105

No slippering, no flowing, no dripping

4

Tension, N/50mm ≥

Longitudinal

450

800

350

500

Horizontal

250

300

5

Elongation at the maximum tensile, %    ≥

Longitudinal

30

40

/

Horizontal

6

Low temperature flexibility,   °C

-18

-25

-18

-25

No crack

7

Tear strength, N    ≥  

Longitudinal

250

350

250

350

Horizontal

170

200

8

Phytotrons accelerating ageing

Appearance

First class

No slippering, no flowing, no dripping

Tension keeping, %   ≥ (Longitudinal)

80

Low temperature flexibility, °C

-10

-20

-10

-20

No crack

 

Attentions for Construction

Construction shall not be carried out in rain, snow or over 5 degree wind weather; Thereshall be sufficient safety protective facilities in construction site, place firefighting devices according to stipulations.

1)Clean the substrate using broom or high pressure dusty cleaner.

2)Apply primer.

3)Heat the membrane bottom using a high temperature flame gun.

4)Push forward while the primer and membrane oil melted.

5)Use a roller to push hard the membrane surface to ensure it stick firmly.

 

 

 

CMJ-702 SBS modified bitumen waterproof membrane



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