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Shenzhen Eco Polyfoam Products Co., Ltd.

  • China,Shenzhen ,Guangdong
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China Acoustic Damping Cross-linked Closed Cell PP Foam Sheet For Shoe Insole
China Acoustic Damping Cross-linked Closed Cell PP Foam Sheet For Shoe Insole

  1. China Acoustic Damping Cross-linked Closed Cell PP Foam Sheet For Shoe Insole
  2. China Acoustic Damping Cross-linked Closed Cell PP Foam Sheet For Shoe Insole

Acoustic Damping Cross-linked Closed Cell PP Foam Sheet For Shoe Insole

  1. MOQ: 500 Square Meters
  2. Price: USD 1.0-3.5 / Square Meter
  3. Get Latest Price
Rebound Rate ≥ 85% (ASTM D3574)
Slip Resistance Static friction ≥ 0.6 dry/wet (ASTM D1894)
Foam Structure Closed Cell (closed cell rate > 98%)
Supply Ability 50000 Square Meters per Month
Production Process Electron Beam Irradiation Crosslinking + High-Temperature Foaming
Energy Absorption Rate ≥ 70% (drop test)
Temperature Resistance -40°C to +120°C
Payment Terms T/T,L/C,PayPal
Delivery Time 7-10 working days for stock, 15-20 days for production
Thickness 0.5-100mm (custom available)
Sheet Size 1000x2000mm, 1200x2400mm, Custom Size
Density 30-200 kg/m³ (ISO 845)
Compression Set ≤ 10% (22h, 50%, ISO 1856)
Color White, Black, Grey, Custom Colors
Material IXPP (Irradiation Cross-Linked Polypropylene Foam)
Water Absorption < 1% (ASTM D570)
Packaging Details PE film wrapped rolls with kraft paper protection
Expansion Ratio 5-30 Times
Model Number
Brand Name EKKOFLEX
Place of Origin Guangdong, China
Certification ISO 9001:2015, RoHS, REACH

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  1. Product Details
  2. Company Details

Product Specification

Rebound Rate ≥ 85% (ASTM D3574) Slip Resistance Static friction ≥ 0.6 dry/wet (ASTM D1894)
Foam Structure Closed Cell (closed cell rate > 98%) Supply Ability 50000 Square Meters per Month
Production Process Electron Beam Irradiation Crosslinking + High-Temperature Foaming Energy Absorption Rate ≥ 70% (drop test)
Temperature Resistance -40°C to +120°C Payment Terms T/T,L/C,PayPal
Delivery Time 7-10 working days for stock, 15-20 days for production Thickness 0.5-100mm (custom available)
Sheet Size 1000x2000mm, 1200x2400mm, Custom Size Density 30-200 kg/m³ (ISO 845)
Compression Set ≤ 10% (22h, 50%, ISO 1856) Color White, Black, Grey, Custom Colors
Material IXPP (Irradiation Cross-Linked Polypropylene Foam) Water Absorption < 1% (ASTM D570)
Packaging Details PE film wrapped rolls with kraft paper protection Expansion Ratio 5-30 Times
Model Number Brand Name EKKOFLEX
Place of Origin Guangdong, China Certification ISO 9001:2015, RoHS, REACH
High Light shock absorbing insole sheetcross-linked PP foamlightweight insole material

Cross-Linked Closed Cell PP Foam Sheet for Shoe Insole

Acoustic damping cross-linked closed cell PP foam sheet designed as a high-performance insole material. Produced by electron beam irradiation crosslinking and high-temperature foaming, this IXPP foam sheet delivers exceptional shock absorption, rapid rebound, and long-term dimensional stability for athletic, casual, and orthopedic footwear.

Key Features

  1. Superior Shock Absorption: Compressive strength 100-500 kPa at 25% compression (ISO 844) and energy absorption rate ≥ 70%, protecting feet and joints from impact.
  2. Rapid Rebound: Rebound rate ≥ 85% (ASTM D3574) with low compression set, keeping insoles springy and supportive after thousands of steps.
  3. Ultra-Lightweight: Density as low as 30 kg/m³, over 40% lighter than traditional insole materials, reducing shoe weight and fatigue.
  4. Moisture Barrier: Closed cell structure with water absorption < 1% (ASTM D570), keeping insoles dry and hygienic.
  5. Anti-Slip Surface: Static friction coefficient ≥ 0.6 (ASTM D1894) in dry and wet conditions, preventing foot slippage inside shoes.
  6. Durable & Stable: Resists compression deformation, mildew, and chemicals; stable from -40°C to +120°C.
  7. Recyclable: 100% recyclable (ISO 15270), low VOC emissions, compliant with REACH and RoHS.

IXPP Foam Sheet Specification Table

Material IXPP (Irradiation Cross-Linked Polypropylene Foam)
Production Process Electron Beam Irradiation Crosslinking + High-Temperature Foaming
Foam Structure Closed Cell (closed cell rate > 98%)
Expansion Ratio 5 - 30 Times
Density 30 - 200 kg/m³ (GB/T6343 / ISO 845)
Thickness 0.5 - 100mm (custom available)
Compressive Strength (25%) 100 - 500 kPa (ISO 844)
Energy Absorption Rate ≥ 70% (drop test)
Rebound Rate ≥ 85% (ASTM D3574)
Compression Set (22h, 50%) ≤ 10% (ISO 1856)
Tensile Strength ≥ 3.5 MPa longitudinal (GB/T6344)
Elongation at Break ≥ 320% longitudinal (GB/T6344)
Water Absorption < 1% (ASTM D570)
Slip Resistance (dry/wet) Static friction coefficient ≥ 0.6 (ASTM D1894)
Temperature Resistance -40°C to +120°C
Damp Heat Resistance (70°C/95% RH, 48h) No deformation, no mildew (GB/T 4857.12)
Recyclability 100% recyclable (ISO 15270)
Flame Retardant Rating UL94 HF-1 (optional)
Sheet Size 1000 x 2000mm, 1200 x 2400mm, custom sizes
Color White, Black, Grey, Custom Colors

Applications

Athletic and running shoe insole sheets, casual footwear cushioning, work and safety shoe insoles, orthopedic insole blanks, heel cushion pads, arch support sheets, and custom die-cut insole components for footwear manufacturers.

Q&A

Q1: How is the IXPP foam sheet produced?
IXPP foam sheet is produced by mixing polypropylene with foaming agents, extruding into sheet form, irradiating with an electron accelerator, and foaming at high temperature to create a uniform closed cell structure.
Q2: How much shock absorption does the foam sheet provide?
The foam sheet offers compressive strength of 100-500 kPa at 25% compression (ISO 844) and an energy absorption rate of ≥ 70% in drop tests, effectively cushioning heel strike and foot impact.
Q3: What thickness options are available for insoles?
Standard insole foam thickness ranges from 1mm to 20mm, while the sheet can be produced from 0.5mm up to 100mm. We recommend 4-8mm for everyday insoles and 6-12mm for athletic cushioning.
Q4: Is the foam sheet safe for direct skin contact?
Yes. IXPP foam is non-toxic and non-irritating, passing ISO 10993 biocompatibility testing with VOC emissions compliant with EN 71-3 safety standards.
Q5: Does the foam sheet become slippery when wet?
No. With a static friction coefficient ≥ 0.6 in both dry and wet conditions (ASTM D1894), the sheet maintains anti-slip performance even with sweat or moisture present.
Q6: How does IXPP compare with EVA foam for insoles?
IXPP foam offers lower water absorption (< 1% vs. higher for EVA), better dimensional stability, superior rebound, and 100% recyclability, while remaining lightweight and durable.
Q7: Can the foam sheet be supplied in rolls or sheets?
Both. The material is available in rolls (width 500-1500mm, up to 200m length) or cut sheets (1000x2000mm, 1200x2400mm), and we provide die-cutting services for finished insole shapes.
Q8: Is custom color and hardness available?
Yes. Custom colors, hardness (Shore C 40-70), density, and thickness can be formulated to match your insole design and performance requirements.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2010

  • Total Annual:

    10000000-50000000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

Shenzhen Eco Polyfoam Products Co., Ltd. is a company focusing on providing foam materials and foam products. We have partnered with top tier foaming factories and fabricators to create an efficient and convenient trading platform that provides customers with all kinds of quality foam related p... Shenzhen Eco Polyfoam Products Co., Ltd. is a company focusing on providing foam materials and foam products. We have partnered with top tier foaming factories and fabricators to create an efficient and convenient trading platform that provides customers with all kinds of quality foam related p...

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  • Shenzhen Eco Polyfoam Products Co., Ltd.
  • Jiayu Building, Bao'an district, Shenzhen City, Guangdong Province
  • https://www.eco-polyfoam.com/

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