Cogegum® GFR/380

Category: Polyolefin, Unspecified , Polyolefin
Manufacturer: Solvay Specialty Polymers
Trademark: Cogegum®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: Gg04GP_Cogegum-GFR-380.pdf
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Cogegum® XLPO-HFFR - Crosslinkable Halogen Free Fire Retardant compound

Silane grafted compound moisture curable by addition of a catalyst masterbatch (Sioplas® method). It consists of a polyolefin base containing a fire retardant system that contributes to give the cable self-extinguish properties without halogenidric acids evolution, toxic and corrosive gases and dark smoke emission. This material complies with RoHS requirements.

Standard Complying
  • EN50363-6 EM8, EM10; EN50264 EM101..EM104; IEC60092 SHF2; VDE 0266 HXM1; VDE 0207 HM3; BS 7655 LRS1, SW3, SW4.
General Information
Features
  • Low smoke
  • Low toxicity
  • Crosslinkable
  • Fuel resistance
  • Oil resistance
  • Halogen-free
  • Self-extinguishing
  • Flame retardancy
Uses
  • Cable sheath
  • Wire and cable applications
RoHS Compliance
  • RoHS compliance
PhysicalNominal ValueUnitTest Method
Specific Gravity 11.59g/cm³ASTM D792
Melt Mass-Flow Rate (MFR) 2(190°C/21.6 kg)8.0g/10 minInternal method
Water Absorption IEC 60811
    168 hs : 70°C 3.79mg/cm²IEC 60811
    24 hs : 100°C 3.33mg/cm²IEC 60811
ThermalNominal ValueUnitTest Method
Thermoset 3IEC 60811
    200°C, maximum permanent elongation after cooling 0.0%IEC 60811
    Load elongation at break at 200 ℃ 60%IEC 60811
Hot pressing test- Maximum permeability, K = 1 (125°C) %IEC 60811
Bending test (-40°C) No crackingIEC 60811
FlammabilityNominal ValueUnitTest Method
Halogen-containing acid emission %GE
Latent heat energy- High total value 15.5MJ/kgISO 1716
Temperature Index (Combustion) 300°CNES 715
Corrosive gases in flue gas IEC 60754-2
    pH > 4.30IEC 60754-2
    Conductivity µS/mmIEC 60754-2
ExtrusionNominal ValueUnit
Ring temperature 140 - 150°C
Head Temperature 150 - 160°C
PhysicalNominal ValueUnitTest Method
Environmental Stress-Cracking Resistance (condition a, 50°C, 3.00mm, 10% Igepal, molding)> 1000hrASTM D1693
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore D)38ISO 868
MechanicalNominal ValueUnitTest Method
Tensile Strength (Break)11.0MPaIEC 60811
Tensile Elongation (Break)180%IEC 60811
AgingNominal ValueUnitTest Method
0.5MPa, change of mechanical properties after air bomb aging test, 127°C, 40 hr IEC 60811
    Tensile strength change -8%IEC 60811
    Change in tensile elongation 11%IEC 60811
Changes in mechanical properties after hot air aging test, 135°C, 168 hr IEC 60811
    Tensile strength change 1%IEC 60811
    Change in tensile elongation -10%IEC 60811
FlammabilityNominal ValueUnitTest Method
Oxygen Index 38%ASTM D2863
Chemical ResistanceNominal ValueUnitTest Method
IRM 902 oil impregnation test, 100°C, 168 hr IEC 60811
    Tensile strength change -18%IEC 60811
    Change in tensile elongation -22%IEC 60811
IRM 903 oil impregnation test, 70°C, 168 hr IEC 60811
    Tensile strength change -24%IEC 60811
    Change in tensile elongation -26%IEC 60811
NaOH solution impregnation test, 23°C, 168 hr IEC 60811
    Tensile strength change -27%IEC 60811
    Change in tensile elongation -8%IEC 60811
Oxalic acid impregnation test, 23°C, 168 hr IEC 60811
    Tensile strength change -12%IEC 60811
    Change in tensile elongation 20%IEC 60811
Additional Information
Tests reported are performed on pressed or extruded specimens, added with 5% of Catalyst CT/2-OR UV and crosslinked in hot water at 95°C for 6 hoursColoring EVA or PE based color masterbatches added at 1.2-1.5% by weight; in order to prevent precrosslinking during processing, predrying of colour masterbatch is suggested (4-6 hours at 50-60°C) Storage The product must be stored under the following conditions: closed and undamaged bags ambient temperature not exceeding 30°C avoid direct exposure to sunlight and weathering Product alterations could occur due to extended period of storage Shelf life: 6 months Solvay Specialty Polymers accepts no liability of any kind in case the above mentioned conditions are not fulfilled Packaging 25 kg moisture-resistant bags on 1375 kg pallet
ExtrusionNominal ValueUnit
Cylinder Zone 1 Temp. 100 - 120°C
Cylinder Zone 2 Temp. 110 - 130°C
Cylinder Zone 3 Temp. 130 - 150°C
Cylinder Zone 4 Temp. 140 - 150°C
Die Temperature 150 - 170°C
Extrusion instructions
Processing COGEGUM® GFR/380 pregrafted base must be added with Catalyst CT/2-OR UV masterbatch to promote curing. Catalyst dosage is 5% by weight and blending must be done just before using (2-3 hours max.), preferably in the extruder hopper. Catalyst doesn't need any predrying if stored in dry conditions in the original closed bags; in case, predrying can be made at 50-60°C for 4-8 hours The pregrafted base compound is sensible to moisture; open bags must be used within 4 hours. Pregrafted base cannot be predried Extrusion equipment standard extruders for thermoplastics equipped with low compression screw (1:1.2-1.4 compression ratio and 25 L/D ratio are suggested), and an adequate barrel thermoregulation don't use screw thermoregulation filter net: none compression tools suggested Curing by immersion in hot water at 60-70°C by exposure in ambient, crosslinking time depends on ambient temperature and relative humidity in all cases curing time depends on insulation thickness; for 0.7-1.2 mm wall thickness 3-6 hours are generally necessary in case of forced curing in hot water
Note Message
1 .23℃
2 .The test was performed without adding catalyst MB
3 .20 N/cm²
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