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Northstar Polymers MSS-A85C Ester Base Polyurethane

Category Polymer , Thermoset , Polyurethane, TS , Thermoset Polyurethane, Liquid
Manufacturer Northstar Polymers
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Northstar Polymers MSS-A85C Ester Base Polyurethane.pdf
Price EMAIL US    sales@lookpolymers.com
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Material Notes:
This high performance polyester system is one of a family of polymer systems developed by Northstar Polymers for demanding work environments. Urethane elastomers molded with this system exhibit high tear strength, high tensile elongation, excellent oil resistance, and outstanding abrasion resistance. They also meet the requirements of 21 CFR 177.1680, FDA direct dry food contact. This combination of features makes elastomers molded from MSS-A85C perfect for many applications including the handling of wood chips, grain, sand, gravel and other commodities, mining, and many custom applications. For long-term use in constant aqueous environments, consider a polyether or hybrid product system.Information provided by Northstar Polymers.
Mechanical Properties Metric English Comments
Hardness, Shore A 85
85
ASTM D2240
Tensile Strength 40.0 MPa
5800 psi
ASTM D412
Elongation at Break 725 %
725 %
ASTM D412
Tear Strength 78.9 kN/m
450 pli
Split; ASTM D624
127 kN/m
725 pli
Die C; ASTM D624
Taber Abrasion, mg/1000 Cycles 22
22
ASTM D4060
Processing Properties Metric English Comments
Processing Temperature 25.0 °C
77.0 °F
Curing Agent Temperature
82.2 - 93.3 °C
180 - 200 °F
Prepolymer Temperature
Mold Temperature 82.2 - 93.3 °C
180 - 200 °F
Cure Time 30.0 min

@Temperature 93.3 °C
0.500 hour

@Temperature 200 °F
De-mold Time
960 min

@Temperature 82.2 °C
16.0 hour

@Temperature 180 °F
Complete Cure Cycle
Pot Life 2.50 - 3.00 min
2.50 - 3.00 min
Descriptive Properties Value Comments
Curing Agent BNA-005
Prepolymer MSA-063
Weight Ratio 1:0.068
Prepolymer to Curing Agent Ratio
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