Machine Cast MC-90 A/B

Category: TSU , Polyurethane Thermoset Elastomer
Manufacturer: BJB Enterprises, Inc.
Trademark: Machine Cast
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: hGc8zg_Machine-Cast-MC-90-A-B.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
Wechat: WECHAT
Message
The MC-90 A/B system is a production oriented fast gel and fast de-mold system. It features a mix ratio and working time ideal for machine dispensing and rapid part mold cycling, for production applications.

PRODUCT HIGHLIGHTS:
  • Designed for meter-mix dispense machine casting
  • Does not contain MOCA, MDA or TDI
  • Provides very rapid production cycle
  • Convenient 1:1 by volume mix ratio
General Information
Features
  • Fast Molding Cycle
Appearance
  • Translucent
  • Yellow
Forms
  • Liquid
Processing Method
  • Casting
PhysicalNominal ValueUnitTest Method
Specific Gravity ASTM D792
    -- 11.06g/cm³
    -- 1.11g/cm³
    -- 21.12g/cm³
Specific Volume 0.918cm³/g
ThermosetNominal ValueUnitTest Method
Gel Time 1.8min
Work Time 3(25°C)1.3min
PhysicalNominal ValueUnitTest Method
Molding Shrinkage - Flow 0.65%ASTM D2566
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore A)85 to 95ASTM D2240
ElastomersNominal ValueUnitTest Method
Tensile Stress ASTM D412
    100% Strain 3.87MPa
    200% Strain 5.18MPa
    300% Strain 6.35MPa
Tensile Strength (Yield)19.7MPaASTM D412
Tensile Elongation (Break)550%ASTM D412
Tear Strength 52.5kN/mASTM D624
ThermosetNominal ValueUnitTest Method
Thermoset Components
    Part A Mix Ratio by Weight: 100, Mix Ratio by Volume: 100
    Part B Mix Ratio by Weight: 95, Mix Ratio by Volume: 100
Shelf Life 26wk
Thermoset Mix Viscosity ASTM D2393
    25°C 41500cP
    25°C 52300cP
    25°C 61900cP
Demold Time (25°C)10min
Post Cure Time (25°C)120 to 170hr
Note Message
1 .Part B
2 .Part A
3 .100g mass
4 .Part B, Brookfield
5 .Part A, Brookfield
6 .Mixed, Brookfield
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