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Master Bond EP21SC-1 Two Component Epoxy Resin System

Category Polymer , Thermoset , Epoxy , Epoxy Encapsulant, Unreinforced
Manufacturer Master Bond Inc.
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Master Bond EP21SC-1 Two Component Epoxy Resin System.pdf
Price EMAIL US    sales@lookpolymers.com
  Online Service   lookpolymers   27660005
Material Notes:
Product Description: Master Bond Polymer System EP21SC-1 is a two component epoxy system featuring abrasion resistance. This high performance compound utilizes silicon carbide as a filler material and can be used as a coating, adhesive or sealant. It has a convenient, non-critical one to one mix ratio by weight or volume. It is 100% reactive and does not contain any solvents or diluents. Also, the system has minimal shrinkage upon cure. Not only does EP21SC-1 offer good abrasion resistance, it can also withstand exposure to chemicals including water, oils, hydraulic fluids, acids and bases over the wide temperature range of -60°F to 250°F. It has very good adhesion to treated metals, ceramics and many plastics. EP21SC-1 cures rigid with a Shore D over 95. It has good electrical insulation properties and its thermal expansion coefficient is desirably low. The color of Parts A and B is dark gray. EP21SC-1 is widely used in chemical and mechanical processing, maintenance and tank and chute applications, where excellent abrasion resistance is needed. Product Advantages: Convenient mixing: non-critical one to one weight or volume mix ratio. Easy application: smooth paste consistency. Versatile cure schedules: convenient room temperature cures or faster elevated temperature cures. Good abrasion resistance, tough, high strength coatings, liners and adhesive/sealants. High bond strength to a wide variety substrates. Low thermal expansion coefficient.Information provided by MasterBond®
Mechanical Properties Metric English Comments
Tensile Strength at Break >= 41.4 MPa

@Temperature 23.9 °C
>= 6000 psi

@Temperature 75.0 °F
Compressive Strength >= 103 MPa
>= 15000 psi
Shear Strength >= 8.27 MPa
>= 1200 psi
Al/Al, bond
Thermal Properties Metric English Comments
CTE, linear 21.0 - 24.0 µm/m-°C
11.7 - 13.3 µin/in-°F
Maximum Service Temperature, Air 121 °C
250 °F
Minimum Service Temperature, Air -51.1 °C
-60.0 °F
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+14 ohm-cm
>= 1.00e+14 ohm-cm
Dielectric Constant 4.1

@Frequency 60.0 Hz,
Temperature 25.0 °C
4.1

@Frequency 60.0 Hz,
Temperature 77.0 °F
Processing Properties Metric English Comments
Cure Time 120 - 180 min

@Temperature 93.3 °C
2.00 - 3.00 hour

@Temperature 200 °F
2880 - 4320 min

@Temperature 23.9 °C
48.0 - 72.0 hour

@Temperature 75.0 °F
Pot Life 120 - 150 min
120 - 150 min
100 gram mass
Shelf Life 12.0 Month

@Temperature 23.9 °C
12.0 Month

@Temperature 75.0 °F
ambient temperatures in original closed containers
Descriptive Properties Value Comments
Mixing Ratio (A to B) 1:1
by weight or volume
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