one component construction chemical
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China [CN] | CAS No.: |
9009-54-5
|
Other Names: |
PU Joint Sealer
|
MF: |
CH3H8N2O
|
| EINECS No.: |
210-898-8
|
Place of Origin: |
China (Mainland)
|
Classification: |
Other Adhesives
|
| Main Raw Material: |
Polyurethane
|
Usage: |
Construction, Transportation, Other
|
Brand Name: |
SEPNA
|
| Model Number: |
PU821
|
Type: |
Pu Adhesive Sealant
|
Grey:Black/Grey/White: |
Certificate: ISO9001:2008
|
| Buyer Labels: Offered: |
OEM Service: Offered
|
| Packaging Details: | 310ml cartridge, 400ml/600ml sausage 20pcs/box, 2 boxes/carton |
| Delivery Detail: | Shipped in 10 days after payment |
PU821 is one component solvent-free polyurethane construction sealant of low modulus.
Key Features
1. Low modulus and high elasticity, good sealing and water-proof property2. One component, convenient to apply, nonpoisonous and odorless after curing, green and environmental3. The new and used sealant has good compatibility, easy to repair4. Moisture-cure, no cracking, no volume shrinkage after curing5. Excellent aging, water and oil resistance, resist to puncture, moldiness 6. Excellent extrudability, easy to scratch sewing operation7. Bonding well with many substrates, no corrosion and pollution to substrate
| PROPERTY | STANDARD/UNITS | VALUE |
| Main raw material | ----- | Polyurethane |
| Appearance | Visual inspection | Black/white/gray, paste |
| Density | Gr/cc | 1.35±0.1 |
| Volatile content | % | ≤4 |
| Tack free time | min | ≤180 |
| Curing speed | mm/ 24hrs | 3~5 |
| Hardness | Shore A | 30±5 |
| Tensile modulus | MPa | ≤0.4 |
| Elongation at break | % | ≥600 |
| Application temperature | °C | 5~35 |
| Temperature resistance | Up to 1 hour short time, °C | 150 |
| Shelf life | month | 9 |
Directions of Use
Tool: Manual or pneumatic plunger caulking gunCleaning: Clean and dry all surfaces by removing foreign matter and contaminants such as oil dust, grease, frost, water, dirt, old sealants and any protective coating. For cartridge1. Cut nozzle to give the required angle and bead size2. Pierce the membrane at the top of the cartridge and screw on the nozzle3. Place the cartridge in an applicator gun and squeeze the trigger with equal strengthFor sausage1. Clip the end of the sausage and place in barrel gun2. Screw end cap and nozzle on to barrel gun3. Using the trigger extrude the sealant with equal strengthAttention of operation1. Choose this product, primer, activator and other matching product, must have bonding test before bonding the materials, to ensure that they have good compatibility. At the same time, before application, should guarantee that the sealant, primer and activator are in the warranty period.2. Please strictly according to the application process, any violation of the application operation may cause bonding failure. This product is innocuous after curing completely, but before curing, please avoids contacting with eyes and skin. In case of eyes and skin contact, wash immediately and thoroughly with soap and water. If the situation is serious, please go to see a doctor immediately.
310ml cartridge, 400ml/600ml sausage 20pcs/box, 2 boxes/carton
When stored at 5~25°C, humidity≤50%RH in the original unopened containers, this product has a usable life of 9 months from the date of production. Do not store at temp. over 25°C, humidity over 80%RH.
Transportation: moisture proof, prevent the rain, prevent sunscreen, anti-high temperature, away from heat, handle with care, crush or collision is prohibited.
Q: Can I get samples?
A: YES! Usually a certain quantity of FREE sample would be provided to our customers to varify the quality .
Q: What's the delivery time?
A: Normally within 15-20 days since receive the purchase order and deposit. (except the force majeure).
Q: Can you do OEM lable for the products?
A: YES, the OEM service such as buyer labels are accepted as long as your order reach our standard amount.
Any more questions, please contact us anytime! +86-400 882 1323
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