Complaint
| Waterproof board: TB/T3360.1-2014 | |||||||
| No. | Item | Index | |||||
| EVA | ECB | PE | |||||
| 1 | Tensile property | Tensile strength at break(MPa) | >=18 | >=17 | >=18 | ||
| Elongation at break(%) | >=650 | >=600 | >=600 | ||||
| 2 | Tear strength( KN/m) | >=100 | >=95 | >=95 | |||
| 3 | Impermeability(0.3MPa/24h) | No-leakage | No-leakage | No-leakage | |||
| 4 | Low temperature bending(-35ºC) | No cracks | No cracks | No cracks | |||
| 5 | Heating expansion amount | Extend(mm) | <=2 | <=2 | <=2 | ||
| Shrink(mm) | <=6 | <=6 | <=6 | ||||
| 6 | Hot air aging(80ºC×168h) | Tensile strength at break(MPa) | >=16 | >=14 | >=15 | ||
| Elongation at break(%) | >=600 | >=550 | >=550 | ||||
| 7 | Alkali resistance (saturated Ca(OH)2 solution×168h) | Tensile strength at break(MPa) | >=17 | >=16 | >=16 | ||
| Elongation at break(%) | >=600 | >=600 | >=550 | ||||
| 8 | Artificial aging | Breaking tensile strength retention rate(MPa) | >=80 | >=80 | >=80 | ||
| Retention rate of elongation at break(%) | >=70 | >=70 | >=70 | ||||
| 9 | Puncture strength | Thickness1.5mm(N) | >=300 | >=300 | >=300 | ||
| Thickness2.0mm(N) | >=400 | >=400 | >=400 | ||||
| Thickness2.5mm(N) | >=500 | >=500 | >=500 | ||||
| Thickness3.0mm(N) | >=600 | >=600 | >=600 | ||||
| GB/T 18173.1-2012 | |||||||||||
| Project | Vulcanized rubber type | Non-vulcanized rubber type | Resin type | ||||||||
| JL1 | JL2 | JL3 | JF1 | JF2 | JF3 | JS1 | JS2 | JS3 | |||
| Tensile strength, MPa | Normal temper ature (23ºC)≥ | 7.5 | 6.0 | 6.0 | 4.0 | 3.0 | 5.0 | 10 | 16 | 14 | |
| Normal temper ature (60ºC)≥ | 2.3 | 2.1 | 1.8 | 0.8 | 0.4 | 1.0 | 4 | 6 | 5 | ||
| Elong ation at break,% | Normal temper ature (23ºC)≥ | 450 | 400 | 300 | 400 | 200 | 200 | 200 | 550 | 500 | |
| Low temper ature (-20ºC)≥ | 200 | 200 | 170 | 200 | 100 | 100 | - | 350 | 300 | ||
| Tear strength, KN/m≥ | 25 | 24 | 23 | 18 | 10 | 10 | 40 | 60 | 60 | ||
| Impermeability, 30min | 0.3 MPa without leakage | 0.3 MPa without leakage | 0.2 MPa without leakage | 0.3 MPa without leakage | 0.2 MPa without leakage | 0.2 MPa without leakage | 0.3 MPa without leakage | 0.3 MPa without leakage | 0.3 MPa without leakage | ||
| Low tempera ture bending | No crack at -40ºC | No crack at -30ºC | No crack at -30ºC | No crack at -30ºC | No crack at -20ºC | No crack at -20ºC | No crack at -20ºC | No crack at -35ºC | No crack at -35ºC | ||
| Heating expan sion capacity, mm | Elonga tion,≤ | 2 | 2 | 2 | 2 | 4 | 4 | 2 | 2 | 2 | |
| Shrink age,≤ | 4 | 4 | 4 | 4 | 6 | 10 | 6 | 6 | 6 | ||
| Hot air aging (80ºC× 168h) | Tensile strength retention rate,%≥ | 80 | 80 | 80 | 90 | 60 | 80 | 80 | 80 | 80 | |
| Elong ation at break retention rate,%≥ | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | ||
| Alkali resist ance (satur ated Ca(OH)2 solution 23ºC× 168h) | Tensile strength retention rate,%≥ | 80 | 80 | 80 | 80 | 70 | 70 | 80 | 80 | 80 | |
| Elong ation at break retention rate,%≥ | 80 | 80 | 80 | 90 | 80 | 70 | 80 | 90 | 90 | ||
| Ozone aging (40ºC× 168h) | Elong ation of 40%, 500×10-8 | No crack | - | - | No crack | - | - | - | - | - | |
| Elong ation of 20%, 200×10-8 | - | No crack | - | - | - | - | - | - | - | ||
Elong ation of 20%, 100×10-8 | - | - | No crack | - | No crack | No crack | - | - | - | ||
| Artificial climate aging | Tensile strength retention rate,%≥ | 80 | 80 | 80 | 80 | 70 | 80 | 80 | 80 | 80 | |
| Elong ation at break retention rate,%≥ | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | ||
| Bond stripping strength (slice to slice) | Standard test condition, N/mm | 1.5 | |||||||||
Soaking retention rate (23ºC× 168h), %≥ | 70 | ||||||||||
Appearance quality:
1. There are no joints within the specified length.
2. The surface is flat, the edges are neat, and there are no cracks, mechanical damage, creases, holes, bu
bbles, and abnormal adhesion that affect the use.The thickness is uniform.
3. The appearance color is the natural color of the material, without any added pigments or fillers.
4. Under conditions that do not affect use, the depth of surface dents shall not exceed 5% of the thickness.
Classification of EVA waterproof membrane:
| Classification | Code | Main raw materials | ||||
| Homogeneous sheet | Vulcanized rubber | JL1 | EPDM rubber | |||
| JL2 | Rubber plastic blending | |||||
| JL3 | Neoprene rubber, chlorosulfonated polyethylene, chlorinated polyethylene, etc | |||||
| Non vulcanized rubber | JF1 | EPDM rubber | ||||
| JF2 | Rubber plastic blending | |||||
| JF3 | Chlorinated polyethylene | |||||
| Resins | JS1 | PVC, etc | ||||
| JS2 | Ethylene vinyl acetate copolymer, polyethylene, etc | |||||
| JS3 | Blending of ethylene vinyl acetate copolymer with modified asphalt, etc | |||||
| Composite sheet | Vulcanized rubber | FL | (EPDM, butyl, chloroprene rubber, chlorosulfonated polyethylene, etc.)/fabric | |||
| Non vulcanized rubber | FF | (Chlorinated polyethylene, EPDM, butyl, chloroprene rubber, chlorosulfonated polyethylene, etc.)/fabric | ||||
| Resins | FS1 | PVC/fabric | ||||
| FS2 | (Polyethylene, ethylene vinyl acetate copolymer, etc.)/Fabric | |||||
| Self-adhesive sheet | Vulcanized rubber | ZJL1 | EPDM/self-adhesive material | |||
| ZJL2 | Rubber plastic blend/self-adhesive material | |||||
| ZJL3 | (Neoprene rubber, chlorosulfonated polyethylene, chlorinated polyethylene)/self-adhesive material | |||||
Q1. Can you do OEM?
A1. Yes.of course.We can produce the products as per your request. If you can offer samples to us,it will be
more convenient.
Q2. If I want to order a small quantity goods,can you do it?
A2. If the product you need we have stock available,that would be great,you can choose the instock goods.
but if not, don't worry, we can take your order with our other clients' order to be produced together.But it nee
ds to wait some time .
Q3. Can I get a sample from your company?Should I pay for the express fee?
A3. If you can accept our available sample,we can offer free sample to you. If you want a customized sample,
we can renegotiate the cost. About the express fee,please offer a freight collected account and pay for the ex
press fee by your side. After confirming your order, the sample's freight cost will be deducted from your order'
s total cost.
Q4. How will you follow my order?
A4. When the goods are started to produce,we will take photos for the goods and send it to you. If you find an
y production deficiencies,please contact us to correct it. We will keep in touch with you in the whole production
by e-mail or instant messaging, like Skype/Viber/WhatsApp, you can get the latest news about your order. Afte
r the goods are finish,we will take photos for the goods and packing to you before shipping.
Q5. What is your exporting countries?
A5. We have good sales performance and win good international reputation in more than 15 Countries and re
gions,such as Japan, America, Australia,Russia, Canada,Middle East and so on.
