Ebalta GM 725-7 / PUR 13

Category: PUR, Unspecified , Polyurethane
Manufacturer: Ebalta Kunststoff GmbH
Trademark: Ebalta
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: xBMEBU_Ebalta-GM-725-7-PUR-13.pdf
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Message
ebalta GM 725-7 is a well castable 2-components, polyurethane casting compound, which cures slowly at room temperature. It's especially suitable for solid casting of very dimensional accurate big volume moulds. The thin liquid hardener PUR 13 leads to slow mixing viscosity. Therefore a supplementary addition of 50 % filler F-B /3 or 75 % filler F-iron is possible. Shrinkage is reduced to 0,05 %. Alternatively plastic granules can be added (more than 50 %). In this case we recommend primer application of gelcoat OH 11 new or OH 48.

Applications
  • Foundry patterns
  • Negatives
  • Pattern plates
  • Control castings
  • fixtures
  • Sheet metal forming

Properties
  • thick castable
  • dimensionally accurate
  • excellent flow properties
  • well workable
  • long potlife
  • high strength
General Information
Features
  • High strength
  • Good liquidity
Appearance
  • Beige
Processing Method
  • Casting
PhysicalNominal ValueUnitTest Method
Molding Shrinkage 0.10%Internal method
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore D)84 - 90ISO 7619
MechanicalNominal ValueUnitTest Method
Flexural Modulus 7230 - 8830MPaISO 178
Flexural Stress 51.0 - 61.0MPaISO 178
Compressive Stress 68.0 - 84.0MPaISO 604
ImpactNominal ValueUnitTest Method
Charpy Unnotched Impact Strength 3.1 - 4.1kJ/m²ISO 179
ThermalNominal ValueUnitTest Method
Heat Deflection Temperature (0.45 MPa, Unannealed)49.0 - 53.0°CISO 75-2/B
CLTE - Flow (20 to 50°C)6.5E-5cm/cm/°CDIN 53752
ThermosetNominal ValueUnit
Thermoset Components
    Resin Mixing ratio by weight: 100
    Hardening method Mixing ratio by weight: 15
Additional Information
Wear jet test : 182 W(V/t) [mm³/min] (internal tests)
Uncured PropertiesNominal ValueUnit
Density (20°C)1.70 - 1.80g/cm³
Viscosity (25°C)5.5 - 6.5Pa·s
Curing Time (20°C)12 - 16hr
Pot Life 1(20°C)40 - 50min
Note Message
1 .200 g
Resin Grade Manufacturer Category Trademark
RTP 100 GB 20 HI RTP Company PP Copolymer RTP
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HiFill FR® PA6/6 GF25 FR-N IM3 Techmer Engineered Solutions Nylon 66 HiFill FR®