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  • Bisco® or Poron®

    Bisco® & Poron® are ideal for sealing, energy absorption, cushioning, vibration isolation, insulation and thermal management gaskets. Their resistance to environmental extremes, mechanical resilience and safety features make them perfectly suited for critical applications in transportation equipment, communications and electrical enclosures, electronic products and components, industrial machinery and appliances.


    Feature



  • Ultra-low out-gassing
  • Good sealing
  • Cushioning
  • Thermal insulation
  • Absorb noise
  • Oil resistance
  • Extensive temperature range
    Bisco: -55℃ to 204℃
    Poron: -40℃ to 90℃
  • High durability
  • Good weatherability
  • Flame retradant
  • Good Insulation
  • Vibration isolation
  • UV resistance
  • Fills gaps and spaces
  • Shock absorption
  • High quality material
  • Resistance to stain
  • Filing material
  • Ink absorption
  • Germ Resistance
  • East to fabricate
  • FDA approved
  • Superior flame resistance
    Bisco: UL94v0 and HF-1 approved
    Poron: UL HBF

     

  • Application

  • Environmental Seals
  • Outdoor Electrical Gaskets
  • EMI/RFI Shielding Gaskets
  • Chip Package of Battery Cushions
  • Low Flame, Smoke and Toxicity Seals and Gap Fillers
  • Automotive Heat Shields
  • HID(High Intensity Discharge)Lighting Seals
  • Medical Device Gaskets and Seals
  • Moisture-Resistant Wrap¡BHigh-and Low-Closure Force Gaskets
  • Circuit Material Press Pads¡BUV-and Ozone-Resistant¡BEnvironmental Seals
  • Foam Core for EMI/RFI Shielding Gaskets
  •  



    Computer
     
    Automotive
     
    Handheld Electronics
     
    Consumer Appliance
     
    Other Applications



    Bisco® Type


    1) BISCO Cellular Silicones are ideal for use as gaskets and seals, cushions, and thermal and acoustic insulation in demanding conditions. Both open- and closed-cell offerings withstand temperatures from -67°F up to 400°F (-55°C to 204°C). All of these products possess unsurpassed compression-set resistance. They pass stringent smoke and toxicity regulations and carry the most stringent UL flame ratings available, 94V-0 and 94HF-1.



    Product
    Hardness
    Thickness
    (mm)
    Color
    Description
    BF-1000
    Extra Soft
    1.59 – 25.4 mm
    White
    Open Cell Cellular Silicones
    HT-870
    Soft
    1.59 – 12.7 mm
    Black
    Open Cell Cellular Silicones
    HT-800
    Medium
    0.7-25.4 mm
    Gray / Black
    Closed Cell Cellular Silicones
    HT-820
    Firm
    0.7-12.7 mm
    Gray
    Closed Cell Cellular Silicones
    HT-840
    Extra Firm
    1.59-4.76 mm
    --
    Closed Cell Cellular Silicones
    RF-120
    --
    2.5-25.4 mm
    --
    Open Cell Cellular Silicones insulation
    cast on a reinforced reflective barrier
    FPC
    --
    1.59-4.76 mm
    --
    Fire barrier


    2) BISCO Solid Silicones designed for high temperature/high pressure gasketing applications


    Product
    Hardness
    Thickness
    (mm)
    Color
    Description
    HT-1200
    40-70 A
    0.51-6.35 mm
    White/Black/
    Gray/Red
    Calendered Rubber
    HT-1500
    75 A
    0.7-3.18 mm
    White/Black/
    Gray/Red
    Calendered Rubber, fiberglass
    reinforced, reversion-resistant
    HT-6200
    10-40 A
    0.25-3.18 mm
    Several color
    Liquid Silicone Rubber,
    transparent material
    HT-6360
    65 A
    0.51-3.18 mm
    Black
    Flame retardant - Low Flame,
    Smoke & Toxicity Solid


    3) BISCO Specialty Silicone Materials designed to meet specific industry needs. These materials can withstand extreme temperatures and meet stringent industry flame tests


    Product
    Hardness
    Thickness
    (mm)
    Color
    Description
    HT-200
    --
    --
    --
    Acoustic Barrier



    Remark: All dimensions of above listed products are standard product. Other dimensions of non-standard are available. Please check with Product available specification for details.







    Poron® Type


    1) PORONR Microcellular Urethane foams offer a broad range of design solutions for gasketing, sealing and energy absorption. Low compression set and low outgassing features make these foams ideal for applications in communications, automotive, electronic, and other industrial devices.



    Product
    Hardness
    Thickness
    (mm)
    Color
    Description
    4790-92*
    Extra Soft, Slow
    rebound
    0.51-6.35 mm
    Black
    --
    4701-30*
    Very Soft
    0.53-12.7 mm
    Black
    --
    4701-40
    Soft
    0.79-12.7 mm
    Black
    --
    4701-50*
    Firm
    0.30-12.7 mm
    Black
    Used for managing high energy
    impact with gasketing needs
    4701-60
    Very Firm
    0.53-12.7 mm
    Black
    Used for energy management solutions
    for enclosure gasketing applications
    4701-41
    Soft-Enhanced
    Sealability
    0.79-12.7 mm
    Black
    enhanced sealability material offering
    greater closed-cell content
    4701-50
    Firm-Thin as Cast
    0.43-0.50 mm
    Black
    --
    4790-79
    Extreme
    Impact Protection
    0.53-4.78mm
    Black
    Poron  ShockSeal
     ThinStik
    Ultra-thin
    0.50-0.75mm
    Black
    Ensure proper sealing and gap filling in
    ultra-thin device



    * PORON Cellular Urethane material is supported by being directly cast onto 2 mil polyester film.
    All metric conversions are approximate. Additional technical services are available.

    Remark: All dimensions of above listed products are standard product. Other dimensions of non-standard are available. Please check with Product available specification for details.

    We provide Thermal Materials, EMI Shielding Materials, Polymer and Adhesives Materials, Insulation Materials, Inductive Components and Bulk Molding Compounds. Now, we are expanding to Building and Construction Materials.Our products gained quality certification and office networks in HK, Taiwan, Dongguan, Chengdu and Shanghai, Emei provides excellent value-added services including fabrication, adhesion, lamination, repackaging as well as 3 dimensions delivery & technical advice service in the Greater China.

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