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PU 221FC Multi Purpose PU Adhesive Body Sealant Polyurethane Sealant for Car Body Automotive Seam Sealer Welding Glue

Basic Information
Place of Origin: China
Brand Name: Useal
Model Number: PU 221FC
Benchmarking Product: Sikaflex 221FC
Main Raw Material: Polyurethane
Usage: Car body metal seam bonding and sealing

MOQ: No minimum order quantity

Price: Negotiable

Delivery Time: 20-25 days

Payment: TT, L/C

Supply Ability: 1000000 pcs/ month

Classification：

PU Automotive Sealant

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Description

Chemical Grade PU 221FC Car Body Sealant Automotive Seam Sealer

PU 221FC is a high-performance, resilient solvent-free, multi-purpose one-component polyurethane adhesive that cures by reacting with atmospheric moisture to form a permanent elastic substance.

Main Specification

Chemical basis	Polyurethane
Curing mechanism	Moisture curable
Tack free time (ISO 37)	30-60 min
Curing rate	>3mm/24H
Density (GB/T 13477)	1.3±0.1g / ml depending on color
Shore A hardness（GB/T531）	40±5
Elongation tensile stress (ISO 37)	App.1.2Mpa
Elongation at break (ISO 37)	App.600%
Tear strength (ISO 34)	App.7N/mm
Shear strength (ISO 4587)	1.5MPa
Temperature tolerance	-40℃ ~ +90℃
Application temperature	+5℃ ~ +40℃
Glass transition temperature	App. -45°C
Operating temperature	-40℃ ~ +90℃
Color	White, black, gray, brown
Shelf life	12 months

Product Feature

1. One-component;

2. Elastic;

3. Low odor;

4. Anti-aging and weathering;

5. No corrosion;

6. Can be polished;

7. Fine consistency with most of base material.

8. Equal to Sikaflex 221FC.

Applications

1. Used for seams, welds, sheet metal and other applications that require high adhesion and elasticity;

2. Suitable for a variety of substrates such as ferrous metals, non-ferrous metals, coated metals, ceramics and plastics;

3. Especially suitable for bonding body parts such as automobiles and motorcycles, or waterproof sealing of other openings.

Auto Parts

Automotive Welds

Car Chassis

Car Wire Holes and so on

Storage and shelf life

1. Store in the original unopened package in a dry and shady place below 23°C;

2. 12 months from manufacturing date.

Packing

1. 300ml, cartridge;

2. 400/ 600ml, sausage ;

3. 15L/ 20L/ 195L, drum.

Product Video

Enterprise Strength

We're specialized in the production, research and development of various sealant adhesives such as polyurethane sealant, silicone sealant, PU foam, acrylic sealant, MS sealant, butyl sealant, hot melt adhesive and PVC sealant etc.. Our products have a wide range of applications, mainly used in building construction, automobile windshield industry, marine, rail transportation, containers, related machinery equipment, solar power new energy and other fields.

Qualification Certificate

1. We're the only original factory in China owning Sika formula for PU sealants. We also have multinational products equivalent to Bostik, Wacker.

2. Our company has passed the ISO 9001:2015 Quality Management System Certification, ISO 14001:2015 Environmental Management System Certification and IATF 16949:2016 Certification.

3. Our products have obtained REACH certificate and Intertek test.

Customer Feedback

Products are exported to all over the world, and trusted by customers. With the increase of import and export business, we established a subsidiary company Shandong Yunrun New Material Technology Co., Ltd in 2024. specializing in overseas import and export business.

Packaging & Shipping

Our company has advanced experimental and testing rooms; independent research and development and testing capabilities; two automated production lines and key production equipment imported from Italy to ensure stable product quality. With strong technical supports, we both have world class products comparable to Sika, Henkel and Bostik, also cost-effective products suitable for the public. Our production is flexible and fast, which can not only meet large orders, but also accept small quantities and special customized small batch orders.