China Interior Silicone Sealant manufacturer

Hardener CAS 51852-81-4 Closed Cell Urethane Pu Foam Spray Bottle

Product Details:
Place of Origin: Shanghai, China
Brand Name: SUNYO
Certification: CE, SGS, ISO9001
Model Number: S600
Payment & Shipping Terms:
Minimum Order Quantity: 1000PCS
Price: Negotiable
Packaging Details: 750ML/PC;15PCS/CTN; 20' Container 15PCS/CTN 1000CTNS with pallet. 40' Container 15PCS/CTN 2000CTNS with pallet. 45' Container 15PCS/CTN 2250CTNS with pallet.
Delivery Time: 10~15 work days
Payment Terms: Western Union, T/T, L/C
Supply Ability: 600000 Pieces per Month

Detail Information

Product Name: Polyurethane Foam Spray CAS No.: 51852-81-4
Fire Class (DIN 4102 ): B3 Feature: Fast Filling
Storage: Store At 25℃ Or Below Keywords: Hardener Polyurethane Foam
Other Names: PU Foam Sealant MF: (C10H8N2O2.C6H14O3)x
High Light:

CAS 51852-81-4 pu foam spray bottle


hardener pu foam spray bottle


CAS 51852-81-4 closed cell urethane foam

Product Description


SGS Fast Filling B3 Fire Class Polyurethane Foam Spray


SUNYO Factory OEM PU Foam Spray is a kind of polyurethane expansion foam, it is used to fill and seal small and large cavities such as gaps between walls and windows, and cracks, crevices, holes or hard-to-reach areas around pipes, electrical boxes and vents and so on.

Polyurethane Foam Spray Product Description


Base Polyurethane
Consistency Stable Foam
Curing System Moisture-cure
Tack-Free Time (min) 7~15
Drying Time Dust-free after 20-25 min.
Cutting Time (hour) 1~2 (+25℃)
Yield (L) 40~45
Shrink None
Post Expansion None
Cellular Structure 60~65% open cells
Specific Gravity (kg/m³) 17~22
Temperature Resistance -40℃~+80℃
Application Temperature Range +5℃~+35℃
Colour Champagne
Fire Class (DIN 4102 ) B3
Insulation Factor (Mw/m.k) <34
Compressive Strength (kPa) >120
Tensile Strength (kPa) >30 (10%)
Adhesive Strengh(kPa) >80
Water Absorption (ML) 2~3(no epidermis)
<0.5(with epidermis)


Polyurethane Foam Spray Method of Use:

1. Open the valve cover
2. Install the foaming gun and rotate to the left
3. Glue heads can be installed when filling gaps
4. The installation is complete,it can be used.


It is based on moisture curing polyurethane, containing safety propellant, is used to seal gaps and crevices. The foam that dispenses from aerosol can is moisture cured and draws humidity from the air for cure. PU foam is widely used for filling joints between walls, ceilings, floors and gaps around pipes, windows and doorframes. Foam can be cut once fully cured, provides an excellent bond to lumber, plywood, concrete, metals, masonry and other substrates.


PU Foam Spray is a high quality one-component polyurethane foams. Its harden surface can be painted, and the temperature-resistance is from -40 to 90. It can be adhere to all building materials and applied to insulating and filling of larger seams, joints, cracks such as gaps tetween walls, windows and doors, unreachable areas around pipes, etc. It has good performances in anti-freezing, anti-moisture, noise-resistant and heat-insulation.




Hardener CAS 51852-81-4 Closed Cell Urethane Pu Foam Spray Bottle 0


Product display



Hardener CAS 51852-81-4 Closed Cell Urethane Pu Foam Spray Bottle 1Hardener CAS 51852-81-4 Closed Cell Urethane Pu Foam Spray Bottle 2



Usage method




Hardener CAS 51852-81-4 Closed Cell Urethane Pu Foam Spray Bottle 3Hardener CAS 51852-81-4 Closed Cell Urethane Pu Foam Spray Bottle 4 




Company Introduction:

Shanghai ShenYou Industrial Development Co.,Ltd, as a professional manufacturer who is specialized in polyurethane foam, acetic silicone sealant, neutral silicone sealant and construction tools, was established in 2010. We have rich experience in professional production and control the quality from raw material purchasing to packing, to ensure product quality in a leading position.

Packaging & Shipping


MOQ 1000 Piece
Customization OEM
Port Shanghaoi port
Usage Construction, Packing, Transportation, Woodworking, Sealing Construction
Packing 750ml/pc, 15 pcs/ ctn, 1350 cartons for 1x20' container
Product features and features it can be used in many fields, with strong toughness, long length, good stickiness and economic benefits. It is the product with the largest demand in the real wood door industry.







Q: What is delivery time?

A: Normally,delivery time of sample order is 2 to 3 days,standard order is 15 days after deposit. Except for public holidays.

Q: How can you guarantee the quality?

A: We have rigorous quality test system, from raw materials to finished products, the materials must be checked and signed by QC people.

Q: How long can I get a quote?

A: The quotation can be provided not longer than 24 hours on condition that we know all detailed requirements.

Q: Can I get a sample?

A: Yes we offer free samples. Delivery cost is to be paid by clients.

Q: Can you provide OEM service?

A: Yes,we can produce under your own brandname. Logo and design need to be provided so as to make customized brandname.

Q: What´s your product range?

A:Mainly chemical building materials products,including silicone sealant,PU foam,strutural adhesive.

Q:Are you a manufacturer?

A:Yes,we are a Chinese company and our factory is located in Shanghai for about 8 years.

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