Silpak RU-448 Performance Polyurethane Rubber

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

Silpak RU-448 Performance Polyurethane Rubber
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	RU-448 A/B is a 45 shore A hardness, polyurethane RTV elastomer that cures to a rubber material with excellent tear strength and abrasion resistance. It has a simple 1:1 mix ratio and low viscosity for easy processing. Features: Excellent tear resistance and elongation Easy to process Rapid mold cycle Applications: Applications include the following or any application where a flexible rubber part is required: Concrete texture and stamp pads Rubber molds and parts Concrete form liners Prototype rubber parts Information provided by Silpak a division of Polytek Development Corp.
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Metric	English	Comments

Specific Gravity	1.02 g/cc	1.02 g/cc
Viscosity	3000 cP	3000 cP	Initial Mixed
Storage Temperature	17.8 - 30.0 °C	64.0 - 86.0 °F

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	45	45
Tensile Strength	4.48 MPa	650 psi
Elongation at Break	800 %	800 %
Tear Strength	15.8 kN/m	90.0 pli

Processing Properties	Metric	English	Comments
Cure Time	960 min @Temperature 22.8 °C	16.0 hour @Temperature 73.0 °F	Demold
Gel Time	30.0 min	30.0 min
Shelf Life	6.00 Month	6.00 Month

Descriptive Properties
Color	Yellow
Mix Ratio	1A:1B		by weight

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

PSILPAK007 / 318644

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message