PU821 low modulus PU Construction joint sealing glue polyurethane sealant
- Category: >>>
- Supplier: Shanghai Sepna Chemical Technology Co. Ltd.
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Product Overview
Description
Product Description
PU821 low modulus PU Construction joint sealing glue polyurethane sealant
Technical Data Sheet
PROPERTY | STANDARD/UNITS | VALUE | ||
Main raw material | ----- | Polyurethane | ||
Color/state | Visual inspection | Black/white/gray, paste | ||
Density | Gr/cc | 1.35±0.05 | ||
Volatile content | % | ≤4 | ||
Tack free time | min | ≤180 | ||
Curing speed | mm/ 24hrs | 3~5 | ||
Hardness | Shore A | 30±5 | ||
Tensile modulus | MPa | ≤0.4 90 | ||
Elongation at break | % | ≥600 | ||
Application temperature | °C | 5~35 | ||
Temperature resistance | Up to 1 hour short time, °C | 150 | ||
Shelf life | month | 9 | ||
Note：All data above were tested under special condition (7 days after full cured). | ||||
Key Features
1. Low modulus and high elasticity, good sealing and water-proof property
2. One component, convenientto apply, nonpoisonous and odorless after curing, green and environmental
3. The new and used sealant has good compatibility, easy to repair
4. Moisture-cure, no cracking, no volume shrinkage after curing
5. Excellent aging, water and oil resistance,resist to puncture, moldiness
6. Excellent extrudability, easy to scratch sewing operation
7. Bonding well with many substrates, no corrosion and pollution to substrate
2. One component, convenientto apply, nonpoisonous and odorless after curing, green and environmental
3. The new and used sealant has good compatibility, easy to repair
4. Moisture-cure, no cracking, no volume shrinkage after curing
5. Excellent aging, water and oil resistance,resist to puncture, moldiness
6. Excellent extrudability, easy to scratch sewing operation
7. Bonding well with many substrates, no corrosion and pollution to substrate
Typical Applications
1. Sealing of expansion and settlement joint of house building, plaza, road, airport runway,anti-wall, bridges and tunnels,building doors and windows etc.
2. Sealing of upstream face crack of drainage pipeline,drains, reservoirs, sewage pipes, tanks, silos
3. Sealing of through holes on various wall and at floor concrete
4. Sealing of joints of prefab, side fascia, stone and color steel plate,epoxy floor
2. Sealing of upstream face crack of drainage pipeline,drains, reservoirs, sewage pipes, tanks, silos
3. Sealing of through holes on various wall and at floor concrete
4. Sealing of joints of prefab, side fascia, stone and color steel plate,epoxy floor
Application Tips
Tool: Manual or pneumatic plunger caulking gun
Cleaning: 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 cartridge 1. Cut nozzle to give the required angle and bead size
2. Pierce the membrane at the top of the cartridge and screw on the nozzle
3. Place the cartridge in an applicator gun and squeeze the trigger with equal strength
For sausage 4. Clip the end of the sausage and place in barrel gun
5. Screw end cap and nozzle on to barrel gun
6. Using the trigger extrude the sealant with equal strength
2. Pierce the membrane at the top of the cartridge and screw on the nozzle
3. Place the cartridge in an applicator gun and squeeze the trigger with equal strength
For sausage 4. Clip the end of the sausage and place in barrel gun
5. Screw end cap and nozzle on to barrel gun
6. Using the trigger extrude the sealant with equal strength
Our Product Advantages
----Low modulus and high elasticity, good sealing and water-proof property
---Moisture-cure, no cracking, no volume shrinkage after curing
---Excellent aging, water and oil resistance, resist to puncture, moldiness
---Excellent extrudability, easy to scratch sewing operation
---Bonding well with many substrates, no corrosion and pollution to substrate
---Moisture-cure, no cracking, no volume shrinkage after curing
---Excellent aging, water and oil resistance, resist to puncture, moldiness
---Excellent extrudability, easy to scratch sewing operation
---Bonding well with many substrates, no corrosion and pollution to substrate
---Accept OEM & ODM; Advanced and Complete pre-sale and after-sale service
Package & Delivery
310ml Tube
20Pcs/CartonGross Weight: 10.25kg
Packing:
1 cbm: 1080pcs
20ft Container: 33000pcs
600ml Sausage
20Pcs/Carton
Gross Weight: 17.4kg
Packing:
1 cbm: 800pcs
20ft Container: 23000pcs
www.sepna.cc -- 008615872359363(whatsapp)
Delivery Time
below 2000pcs 7-15days
5000-20000pcs 15-25days
OEM: 30-50days of first order
below 2000pcs 7-15days
5000-20000pcs 15-25days
OEM: 30-50days of first order
1. By express(FEDEX/DHL and etc)
2. By sea shipping
3. By Railway
www.sepna.cc
whatsapp:+86-15872359363
Our Company
Our brand is SEPNA. It consists of five letters, every letter means one kind of products. S=Silicone, E=Epoxy, P=Polyurethane,N=Nuture resin, A=Acrylic
Shanghai Sepna Chemical Co.,Ltd is a professional industry adhesive supplier ,manufacturing polyurethane/silicone/epoxy sealant and adhesive,has nearly 16 years history. In 2005 Sepna introduced PUNADE technology from Switzerland.
Application Field :Electronics, Industry, Aviation, Automobile, Ship,Building,Rail vehicles, Power, Medical, LED, Semiconductor,
New energy,etc.
You are welcome to do OEM and ODM.
Shanghai Sepna Chemical Co.,Ltd is a professional industry adhesive supplier ,manufacturing polyurethane/silicone/epoxy sealant and adhesive,has nearly 16 years history. In 2005 Sepna introduced PUNADE technology from Switzerland.
Application Field :Electronics, Industry, Aviation, Automobile, Ship,Building,Rail vehicles, Power, Medical, LED, Semiconductor,
New energy,etc.
You are welcome to do OEM and ODM.
FAQ
Q1. : What’s your delivery time?
A1: Normally,delivery time of sample order is 7 to 10 working days, also we can arrange it as your need.
Q2: Any OEM service?
A2: Yes, as a manufacturer, we can customized as your need.
Q3: Can you provide samples?
A3: Yes, samples is available! We hope every customer get a good customer experience from SEPNA.
Q4: How can you guarantee the quality?
A4:We have rigorous quality test system, from raw materials to finished products, the materials must be inspected and signed by QC staff, we’re think highly of every customers!
Q5: What is your MOQ?
A5: Our MOQ is 2000pcs 310ml tubes/600ml Sausages.
Any more questions, welcome to contact us at any time!
A1: Normally,delivery time of sample order is 7 to 10 working days, also we can arrange it as your need.
Q2: Any OEM service?
A2: Yes, as a manufacturer, we can customized as your need.
Q3: Can you provide samples?
A3: Yes, samples is available! We hope every customer get a good customer experience from SEPNA.
Q4: How can you guarantee the quality?
A4:We have rigorous quality test system, from raw materials to finished products, the materials must be inspected and signed by QC staff, we’re think highly of every customers!
Q5: What is your MOQ?
A5: Our MOQ is 2000pcs 310ml tubes/600ml Sausages.
Any more questions, welcome to contact us at any time!
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