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| Supplier: | Shanghai Sepuna Chemical Technology Co., Ltd. |
|---|---|
| Price: | US $ 3.55-3.85/Piece |
| Min Order: | 2000/Piece |
| Quantity:: | |
| Trade Terms: | FOB,CFR,EXW |
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| Prod Model: | E4212 |
|---|---|
| Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Brand Name: | Punade |
| Model Number: | E4212 |
| Propetry: | Waterproof, Moisture/Temperature Resistance |
| Certificate: | CE, SGS, ISO9001:2000, MSDS, UL, RoHS |
| MOQ: | 500-2000 PCS |
| Samples: | Free Sample |
| Delivery Time: | Fastest Delivery(5-7days) |
| Shipping: | by Express(FedEx, UPS, DHL, TNT), or by Sea |
| Manufacturer: | R&D Manufacturer, Factory, China Supplier |
| Clients: | Lonking, Jabil, Dongfeng Group, Cummins, Volvo |
| Classification: | Room Curing |
| Application: | Packing |
| Material: | Polyurethane |
| Characteristic: | Waterproof |
| Morphology: | Solvent-Free |
| Color: | Black/White |
| Test Item | 4202 | 4205 | 4208 | 4215 | 4212 | ||
|
Properties before curing |
Appearance | liquid cement A | Black ropy fluid | Black ropy fluid | Transparent fluid | Black ropy fluid | Black ropy fluid |
| liquid cement B | Brown liquid | Brown liquid | Transparent fluid | Transparent fluid | Brown liquid | ||
|
Density,g/cm3 25 °C |
liquid cement A | 1.85~1.95 | 1.85~1.95 | 1.05~1.15 | 1.85~1.95 | 1.85~1.95 | |
| liquid cement B | 1.10~1.13 | 1.12~1.15 | 0.94~0.96 | 1.10~1.13 | 1.10~1.13 | ||
| Mixed | 1.50~1.60 | 1.50~1.60 | 0.99~1.01 | 1.50~1.60 | 1.50~1.60 | ||
|
Viscosity,cps 25 °C |
liquid cement A | 12000~18000 | 12000~18000 | 1500~1800 | 12000~18000 | 12000~18000 | |
| liquid cement B | 100~300 | 500~800 | 300~500 | 40~120 | 40~120 | ||
| Mixed | 900~1300 | 1500~2000 | 600~900 | 900~1300 | 900~1300 | ||
| Mixture/mass ratio, weight | 5:1 | 5:1 | 2:1 | 7:1 | 5:1 | ||
| Usable time , hr ,25 °C ,100g | 1 | 1 | 0.5 | 1.5 | 1 | ||
| Preliminary curing time hr,25 °C | 4~6 | 6~8 | 3-4 | 2~3(Under 80 °C ) | 6~8 | ||
| Completely cure time,hr, 25 °C | 24 | 24 | 24 | 24 | 24 | ||
|
Properties after curing |
Hardness ,Shore-D | >85 | >85 | >85 | 80-85 | >85 | |
| Volume resistance,Ω.cm,25 °C | 2.8×1015 | 1.5×1015 | 1.2×1015 | 1.2×1014 | 1.2×1015 | ||
| Breakdown Voltage,kV/mm,25 °C | >30 | >30 | >30 | >25 | >30 | ||
| Dielectric constant ,1.2MHz,25 °C | 3.1±0.1 | 3.2±0.1 | 3.3±0.1 | 3.1±0.1 | 3.3±0.1 | ||
| dielectric loss tangent,1.2MHz | <0.01 | <0.01 | <0.01 | <0.02 | <0.01 | ||
| curing shrinkage rate,% | <2 | <2 | <2 | <0.8 | <2 | ||
| Tensile-shear strength,Fe-Fe,MPa | >10 | >10 | >10 | >10 | >10 | ||
| Operating temperature range, °C | -40~100 | -40~100 | -40~100 | -40~180 | -40~100 | ||
| Flammability class UL 94 | - | V-2 | - | V-2 | V-0 | ||
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