BJB Polyurethane ST-1075 A/B

Category: TSU , Polyurethane Thermoset Elastomer
Manufacturer: BJB Enterprises, Inc.
Trademark: BJB Polyurethane
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: n4S1DQ_BJB-Polyurethane-ST-1075-A-B.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
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Message
ST-1075 A/B is a tough, multi-purpose polyurethane elastomer, useful for many applications and performance requirements.

Special product characteristics are as follows:
  • Does not contain MOCA, MDA, or MDI
  • Very easy to use; may be pigmented easily
  • Cures at room temperature
  • High tear strength and toughness
  • Hardness and durability similar to high grade vulcanized rubber
General Information
Features
  • High strength
  • Good tear strength
  • Good toughness
Forms
  • Liquid
PhysicalNominal ValueUnitTest Method
Specific Gravity
    -- 11.06g/cm³
    -- 21.09g/cm³
    -- 1.10g/cm³ASTM D792
Shrinkage 0.80%ASTM D2566
ThermosetNominal ValueUnitTest Method
Work Time 3(25°C)35.0min
Additional InformationNominal ValueUnitTest Method
Cure Time (25°C)5.0 - 7.0day
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore A)70 - 80ASTM D2240
ElastomersNominal ValueUnitTest Method
Tensile Stress ASTM D412
    100% strain 4.48MPaASTM D412
    200% strain 5.65MPaASTM D412
    300% strain 6.76MPaASTM D412
Tensile Strength (Break)11.0MPaASTM D412
Tensile Elongation (Break)550%ASTM D412
Tear Strength 33.3kN/mASTM D624
ThermosetNominal ValueUnitTest Method
Thermoset Components
    Component a Mixing ratio by weight: 100, mixing ratio by capacity: 100
    Component B Mixing ratio by weight: 45, mixing ratio by capacity: 46
Shelf Life (25°C)26wk
Thermoset Mix Viscosity Brookfield
    25°C 46700cPBrookfield
    25°C 51060cPBrookfield
    25°C 3000cPBrookfield
Demold Time (25°C)480 - 840min
Additional InformationNominal ValueUnitTest Method
Note: Physical properties obtained from test specimens post cured per recommended procedure.In order to achieve maximum physical properties, a post cure with heat is required. BJB recommends 24 hours at ambient temperature, 77°F (25°C), followed by 16 hours at 160°F (71°C).
Note Message
1 .Part B
2 .Part A
3 .100g mass
4 .Part A
5 .Part B
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