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Bluestone Plastic Technology Co., Ltd., founded in 1994, is a high-tech enterprise committed to the lightweight research and application development of polyolefin environmental protection polymer materials.

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About Bluestone Foam

A pioneer in China’s polypropylene foam material industry, Bluestone has been at the forefront of innovation since 1994. As a Japanese-owned high-tech enterprise, we specialize in R&D, manufacturing, and sales of advanced polypropylene (PP) and polyethylene (PE) foam boards using eco-friendly CO₂ physical foaming technology.

Bluestone at Shanghai International Foaming Materials Exhibition

Our flagship product, LOWCELL, is a continuously extruded, non-crosslinked, closed-cell PP foam board developed in-house using supercritical CO₂ foaming. This technology ensures consistent quality, environmental safety, and superior mechanical properties.

With sales headquarters in Shanghai and production/logistics centers in Shanghai, Guangdong, and Tianjin, we serve over 500+ customers globally across automotive, packaging, electronics, construction, and industrial equipment sectors.

15+
Years of Experience
800 Tons
Annual Sales Volume
12
Professional Engineers
500+
Global Customers

Our Premium Foam Board Products

Engineered for performance, durability, and sustainability. All LOWCELL products are manufactured using CO₂ physical foaming for zero chemical crosslinking and minimal environmental impact.

LOWCELL Polypropylene (PP) Foam Board

LOWCELL PP Foam Board

  • Foaming Ratio: 3x
  • Density: 0.35–0.45 g/cm³
  • Thickness: 2–5 mm
  • Structure: Closed-cell, non-crosslinked
  • Applications: Auto parts, packaging, building materials
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LOWCELL H Protective Polypropylene Board

LOWCELL H Protective PP Board

  • Foaming Ratio: 3x
  • Density: 0.4–0.45 g/cm³
  • Thickness: 3–5 mm
  • Features: Lightweight, non-shedding, impact-resistant
  • Use Case: Blister trays, medical packaging
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LOWCELL O PE Foam Board

LOWCELL O PE Foam Board

  • Foaming Ratio: 2x
  • Density: 0.45–0.55 g/cm³
  • Thickness: 5, 7, 10, 12 mm
  • Advantages: High strength, weather & cold resistant
  • Ideal For: Outdoor, low-temperature applications
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LOWCELL 1.3x Foamed PP Board

1.3x Foamed PP Board

  • Type: Low-foam, high-density
  • Density: ~0.7 g/cm³
  • Thickness: 1–10 mm
  • Properties: Rigid, excellent nail-holding
  • Applications: Structural panels, interior trim
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2x Foamed PP Board

2x Foamed PP Board

  • Foaming Ratio: 2x
  • Density: ~0.5 g/cm³
  • Thickness: 1–10 mm
  • Balance: Strength vs. weight
  • Uses: Equipment manufacturing, stationery
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3x Foamed PP Board

3x Foamed PP Board

  • Foaming Ratio: 3x
  • Density: 0.35–0.45 g/cm³
  • Thickness: 2–5 mm
  • Features: Waterproof, mildew-proof, easy cleaning
  • Lifespan: ≥3 years
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4x Foamed PP Board

4x Foamed PP Board

  • Foaming Ratio: 4x
  • Density: ~0.25 g/cm³
  • Thickness: 1–10 mm
  • Properties: Ultra-lightweight, excellent cushioning
  • Ideal For: Protective packaging, insulation
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High Foaming PP Profile Material

High Foaming PP Profile

  • Type: Custom extruded profiles
  • Foaming: High ratio, closed-cell
  • Customization: Shape, size, density
  • Applications: Automotive seals, gaskets, insulation
  • Process: Continuous extrusion
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Why Choose Bluestone Foam?

Our commitment to innovation, sustainability, and customer success sets us apart in the global foam materials market.

🌱

Eco-Friendly

CO₂ physical foaming, no crosslinking agents, fully recyclable materials.

🛡️

Durable & Resilient

Waterproof, mildew-proof, corrosion-resistant, and impact-absorbing.

⚡

Lightweight

Reduces transportation costs and improves handling efficiency.

🔧

Custom Solutions

Tailored thickness, density, color, and design to fit your application.

Frequently Asked Questions

Find answers to common inquiries about our materials, applications, and services.

What is CO₂ physical foaming?

It’s an eco-friendly process using supercritical carbon dioxide instead of chemical blowing agents. It produces uniform, closed-cell foam without harmful emissions.

Are your foam boards recyclable?

Yes, all LOWCELL PP and PE foam boards are 100% recyclable and compatible with standard plastic recycling streams.

Can I get custom sizes or colors?

Absolutely. We offer full customization in thickness (1–10mm), size, and color to meet your specific design and branding needs.

What industries use your products?

Our materials are used in automotive, electronics, medical packaging, construction, stationery, and industrial equipment manufacturing.

Get in Touch

For product inquiries, pricing, or technical support, visit our official website to connect with our team.

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