Product Introduction
Rubber waterstop is made from natural rubber, epdm and various synthetic rubber, added a variety of additives and fillers and being refined, mixed and pressed during vulxanization process. The rubber waterstop has good property of elasticity, abrasion resistance, aging resistance and tear resistance.
Product Features
1.High performance, corrosion-resistance, aging resistance, high strength, high tear resistance
2.Good toughness, not easy to break, long service life
3.High expansion ratio and good water sealing performance
4.Strict workmanship, environmental protection and non-toxic
5. Can be construct in both cold and hot weather, and can be used in the irregular surface;
Application
1. Vertical and horizontal concrete construction joints;
2. Junction of old and new buildings;
3. Around wall pipe (including pipe and cable ducts);
4. Can be constructed in irregular surface;
5. Sealing the gap of all kinds of buildings, tunnels, underground projects and water engineering.
Installation and Notes
1. To clear the debris, dross and dust, etc before installing the waterstop and keep the base dry;
2. The waterstop must be fixed with nails or adhesive on the surface of the central position, make sure not fall off;
3. The overlap joints of the waterstop must be parallel connection and form a closed, not leaving the breakpoint;
4. The storage and transport of the waterstop avoid moisture, extrusion, deformation;
Technical Specification
| NO. |
Test Item |
Value |
| B |
S |
J |
| 1 |
Hardness (Shore A) |
60+/-5 |
60+/-5 |
60+/-5 |
| 2 |
Tensile MPa |
≥ |
15 |
12 |
10 |
| 3 |
Elongation at break(%) |
≥ |
380 |
380 |
300 |
| 4 |
Compression set(%) |
70° C*24h |
≤ |
20 |
20 |
20 |
| 5 |
23° C*168h |
≤ |
30 |
25 |
25 |
| 6 |
Tear strength(kn/m) |
≥ |
-45 |
-40 |
-40 |
| 7 |
Brittle Temperature(°C) |
≤ |
35 |
35 |
35 |
| 8 |
Ozone Resistance(50pphm,20% 48H) |
Level 2 |
Level 2 |
Level 2 |
Storage
Shelf time: 12 months (sealed packing, Temp. +5ºC---+25ºC, drying condition)
Company profile
Since 2000, Yunnan Sanjing Waterproof Construction Materials Co., Ltd was dedicated to construction waterproofing field. The technology R&D centre is over 2000 square metre with more than 100 senior researchers and experimental facilities valued 20 million RMB. Sanjing will be guided by "Customer Satisfaction" and "Credit, Quality and Service"to create our own brand, to meet different requirements of waterproofing filed over the world.
Company advantage
• 20 years of production experience
• 20,000 technology R&D Center
• Complete quality control system
• Full range of waterproof materials
• 30 exporting countries
• Accept trial order
• Provide OEM service
Company Certification
Yunnan Sanjing Waterproof materials Co., Ltd. was founded in 1998 and covers an area of more than 110,000 square meters. Headquartered in Yunnan, China, the company has 4 production bases and more than 8 branches all over the country.
Sanjing produces many kinds of asphalt shingles, PVC/TPO/ EPDM waterproof membrane, SBS/APP modified bitumen waterproof membrane, self-adhered bitumen membrane, waterproof coatings and others.
The company has passed ISO9001:2008 quality management system certification, and ISO14001:2004 environmental management system certification. The products are exported to many countries and regions, such as United States,Canada,Southeast Asia, Europe, and Africa.
Holding the operation idea of "Quality first, honesty first ", Sanjing will make all efforts to provide quality products and efficient services for clients at home and abroad.
Welcome to visit us!
Q1: How do you control your quality?
A1: From raw materials to finished products, we have gone through 21 spot checks, strictly in accordance with the quality standards, so that the products can achieve the best performance.
Q2: Are you a manufacturer or a trader?
A2: We are the real manufacturer, we can not only provide high quality products.The most favorable price, but also can provide the best pre-sale and after-sales service.
Q3: Do you offer free samples?
A3: Of course, free samples are available.
Q4: Can we visit your company?
A4: Yes, of course. Welcome to Visit Sanjing company and our products.
Q5: What is the minimum quantity of trial order?
A5: There is no limit, we can provide the best advice and solution according to your situation.
Q6: Why choose us?
A6: We have 20 years experience in the industry and can provide you with good technical service.
Audited Supplier 
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