SIL90BA-1321
Marble Resin
Technical Data Sheet
INTERPLASTIC CORPORATION
3535 Latonia Avenue
Fort Wright, KY 41015-0159
859.292.7400 Fax: 859.292.7424
www.interplastic.com
SIL90BA-1321 is an unsaturated polyester resin pre-promoted for ambient temperature cure
with MEKP catalyst. It contains styrene monomer.
This resin has a natural matrix color, good air release, medium viscosity, high filler loading and
excellent physical properties. It is designed for general purpose cast marble applications.
TYPICAL RESIN PROPERTIES @ 77 F RESULTS
Brookfield Viscosity @ 20 rpm 1050 1500
Brookfield Spindle No. (RVF) 2
Gel Test: 100 grams @ 77 F (25 C) with 1% DDM-9
Gel Time minutes:seconds 10:00 15:00
Gel to Peak minutes:seconds 10:00 19:00
Peak Exotherm F ( C) 250 290 (121 144)
Solids % 66.0 70.0
MECHANICAL PROPERTIES OF NEAT CURED RESIN RESULTS
Property:
ASTM Test Method
Psi Mpa
Flexual Strength D-790 17,400 120
Flexual Modulus D-790 6.27 x 10
5
4324
Tensile Strength D-638 9,300 64
Tensile Modulus D-638 5.92 x 10
5
4083
Tensile Elongation, % D-638 2.2 2.2
Heat Distortion Temperature D-648 130 F / 54.4 C
Hardness, Barcol 934-1 D-2583 39 44
* Mega Pascal in an international unit.
Revised: 2/2021
Interplastic Corporation makes no warranties regarding any material and/or samples described in this report. All properties specified
above are approximate and may vary from material delivered. Delivered material complies with the certificate of analysis on each
shipment of product. Interplastic corporation makes no representations of fact regarding the material except those specified above.
Final determination of part or application and the suitability of the material for the use contemplated is the sole responsibility of the
buyer. Our technical sales representatives will assist in developing procedures to fit individual requirements as a customer
accommodation, but all advice is accepted at your risk and should be checked for suitability to your particular processes and needs.
These test data and properties are based on results obtained for a specific material under the specified test conditions – they are not to
be used as specifications and are not warranted as performance attributes for any product or system.