Baytec® 352 (76A)

Category: TSU , Polyurethane Thermoset Elastomer
Manufacturer: Covestro - PUR
Trademark: Baytec®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: kAFDuq_Baytec-352-76A-.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
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Message
Baytec 352 is a two-component, one-shot system that yields a solid polyurethane elastomer with good mechanical properties in the hardness range of Shore 75A to 90A. As with any product, use of Baytec 352 in a given application must be tested (including field testing, etc.) in advance by the user to determine suitability.
General Information
Forms
  • Liquid
HardnessNominal ValueTest Method
Durometer Hardness (Shore A)76ASTM D2240
MechanicalNominal ValueUnitTest Method
Taber Abrasion Resistance (1000 Cycles)37.0mgASTM D3489
ElastomersNominal ValueUnitTest Method
Tensile Strength (Break)16.6MPaASTM D412
Tensile Elongation (Break)410%ASTM D412
Tear Strength
    -- 147.8kN/mASTM D624
    Cracking 13kN/mASTM D1938
Compression Set (70°C, 22 hr)84%ASTM D395B
Bayshore Resilience 33%ASTM D2632
ThermosetNominal Value
Thermoset Components
    Part C 2Mixing ratio by weight: 5.0
    Component a 3Mixing ratio by weight: 33
    Component B 4Mixing ratio by weight: 100
Additional Information
Values at an Index of 1.05Part A Type: Isocyanate Appearance: Pale yellow liquid Specific Gravity @ 25°C: 1.22 Viscosity @25°C: 105 to 175 mPa Flash Point, PMCC: 213°C NCO: 25.5 to 26.5 wt% Bulk Density at 25°C: 10.17 lb/gal Part B Type: Polyol Appearance: White solid Specific Gravity @ 25°C: 1.11 Viscosity @73°C: 1620 mPa-s Flash Point, PMCC: 110°C Bulk Density at 25°C: 9.179 lb/gal Water: <0.05 wt% max Hydroxyl Number: 45 to 53 mg KOH/g Acid Number: 0.5 mg KOH/g max Baytec 352 Isocyanate Temperature: 25°CBaytec 352 Polyol/Extender Blend Temperature: 80°CMold Temperature: 110°CDemold Time: 1 to 4 hrPost Cure: 16 hr at 110°C
Note Message
1 .C mould
2 .1,4 Butone Diol
3 .Isocyanate
4 .Polyol
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