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Premium Silicone & Polyurethane Sealants for Global Construction & Industry

Shanghai Junbond Building Material Co., Ltd. is a leading manufacturer of high-performance sealants and adhesives with 7 strategic production bases across China, 140,000 m² of manufacturing space, and over 50 automated production lines.

Junbond Sealant Application

About Junbond

Shanghai Junbond Building Material Co., Ltd., part of JUNBOM Group, has strategically deployed 7 factories across China to enhance R&D strength, strengthen supplier relationships, increase production capacity, and improve delivery efficiency. With a total production area of 140,000 m² and an annual output value of 3 billion yuan, Junbond is a trusted name in sealant innovation.

We operate over 50 advanced automatic production lines for silicone sealants, 8 for PU foam, 3 for color sealants, 5 for PU sealants, and 2 for environmentally friendly fix-all sealants—ensuring consistent quality and large-scale supply for global partners.

7
Production Bases
140K m²
Manufacturing Area
50+
Silicone Lines
3B CNY
Annual Output
Junbond Business License

Our Featured Products

Engineered for durability, weather resistance, and superior bonding across construction, automotive, marine, and industrial applications.

JUNBOND Fix All High Tack

JUNBOND Fix All High Tack

Super Strong Bonding Sealant

  • Over paintable
  • Mould resistant
  • High tack strength
JUNBOND JB238 PU Sealant

JUNBOND JB238

Multifunction Polyurethane Sealant

  • Flexible jointing
  • Weather & UV resistant
  • High elasticity
Junbond JB9600 Silicone Sealant

Junbond JB9600

Multi Purpose Weatherproof Silicone

  • Neutral curing
  • Long service life
  • Excellent adhesion
Class 50 Silicone Sealant

Class 50 Weatherproof

High Performance Silicone Sealant

  • One-component, neutral curing
  • Movement capability ±50%
  • Ideal for façades
JUNBOND PU Foam

JUNBOND 750ML PU Foam

Polyurethane Foam for Building

  • One-part, moisture cure
  • Excellent insulation
  • Expands to fill gaps
JUNBOND JB16 Windshield Sealant

JUNBOND JB16

Polyurethane Windshield Sealant

  • Automotive grade
  • High impact resistance
  • Fast curing
JUNBOND JB22 MS Sealant

JUNBOND JB22

MS Polymer Sealant

  • Neutral curing
  • Non-corrosive
  • Paintable
JUNBOND JB21 Construction Sealant

JUNBOND JB21

Polyurethane Construction Sealant

  • Bonds glass, metal, concrete
  • High durability
  • Weather resistant

Why Choose Junbond?

Backed by innovation, scale, and global trust

R&D Center

Continuous innovation in sealant chemistry and performance testing.

6 Production Bases

Nationwide manufacturing ensures fast delivery and supply stability.

36,000+ Sales Outlets

Extensive distribution network across global markets.

Certified Quality

SGS, ISO, and industry-standard certifications for all products.

7
Strategic Factories
140,000 m²
Production Area
3B CNY
Annual Output Value
50+
Automated Lines

Frequently Asked Questions

What types of sealants does Junbond manufacture?

Junbond produces a wide range of sealants including silicone (acetoxy, neutral, structural, fireproof), polyurethane (automotive, construction, marine), MS polymers, PU foam, acrylic, insulating glass, and specialty sealants like high-tack and nail-free adhesives.

Are Junbond products environmentally friendly?

Yes, Junbond offers environmentally friendly formulations, including low-VOC and non-corrosive sealants. Our production lines are designed to meet international environmental standards.

Can I get custom colors or packaging?

Yes, Junbond provides custom color matching for silicone sealants and offers various packaging options including cartridges, sausages, and drums based on customer requirements.

What certifications do Junbond products have?

Our products are certified by SGS and comply with ISO and international building standards. We also provide fire resistance, weathering, and adhesion test reports upon request.

Get in Touch

For inquiries about our products, pricing, or partnerships, please visit our official website to contact the Junbond team directly.

Shanghai Junbond Building Material Co., Ltd.

Rm 802, Building 11, No 518 Xinzhuan Road, Xinqiao Town, Songjiang Dist, Shanghai, China

Phone: 19145521545 | Email: sales2@junbond.com

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