Good Quality Single Component Polyurethane (PU) Sealant for Construction

• Type: Sealant
• Seal Tape Kind: PU(Polyurethane) Sealant
• Seal Tape Usage: PU Sealant for Construction
• Material: PU Polyurethane
• State: Dynamic Seal
• Mildew Proof: Mildew Proof
• Model NO.: SV823
• Bonding Material: Building Materials:Glass,Aluminum,Wood,Ceramic
• Transport Package: Carton
• Specification: 310ml/600ml
• Trademark: SIWAY
• Origin: China
• HS Code: 3506919090
• Production Capacity: 50000pieces/Year

Product Description

Product Description

SV823 Polyurethane(PU) Sealant

Product Description
     SV823 is a one-component moisture curable polyurethane sealant with good sealing and flexibility. It has no corrosion, no pollution, no pollution to the environment, no puncture, easy repair and good adhesion to concrete, stone, metal and other materials substrates.

Key Features
1. Weather resistance, good durability, no pulverization, no cracking.
2. Single component, excellent extrusion, no sag, easy construction.
3. Low modulus, strong displacement resistance.

Typical Applications
1.Sealing and waterproofing expansion joint of concrete exterior wall.
2. Sealing and bonding reserved joints of metal curtain wall.
3.Sealing joints between aluminium alloy window frames and concrete.
4.Bonding concrete and cement walls joints.

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
Surface dry time	Hours	4
Curing speed	mm/ 24hrs	3~5
Hardness	Shore A	30±5
Tensile modulus	MPa	≤1.0
Elongation at break	%	≤700
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).
Attention of operation

1. 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.
Directions for Use

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
1. Clip the end of the sausage and place in barrel gun
2. Screw end cap and nozzle on to barrel gun
3. Using the trigger extrude the sealant with equal strength

Related products

Company Profile

FAQ

 

FAQ
1. who are we?
We are based in Shanghai, China, start from 2019,sell to Domestic Market(10.00%),South Asia(10.00%),Northern Europe(10.00%),Central America(10.00%),Eastern Asia(10.00%),Mid East(10.00%),Africa(10.00%),Southeast Asia(10.00%),South America(10.00%),North America(10.00%). There are total about null people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Silicone sealant,Polyurethane foam,Polyurethane foam,caulking gun,foam gun

4. why should you buy from us not from other suppliers?
We are top large scale company which focus on the curtain wall construction,decoration products research and development.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,Credit Card,PayPal,Western Union;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian