Santoprene™ 121-75M100

About
A soft, black, UV resistant thermoplastic vulcanizate (TPV) in the thermoplastic elastomer (TPE) family. This material combines good physical properties and chemical resistance for use in difficult injection molding applications. This grade of Santoprene TPV is shear-dependent and can be processed on conventional thermoplastics equipment for injection molding. It is polyolefin based and recyclable within the manufacturing stream.&&

Product Description
SupplierCelanese
Material StatusCommercial: Active
FeaturesGood Dimensional Stability,Ozone resistance,Renewable resources,HB,Good surface appearance,Solvent resistance,Weather resistance is good,Fatigue resistance,High liquidity,Excellent Processability
AvailabilitysNorth America,Asia Pacific,Latin America,Africa & Middle East ,Europe
Process MethodsMultiple injection molding,Injection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density0.918g/cm³ASTM D792
Density0.920g/cm³ISO 1183

elastic bodyNominal valueUnitTest method
tensile strength
TD, fracture, 23 ℃7.00MPaISO 37
TD, fracture, 23 ℃7.00MPaASTM D412
TD, 100% strain, 23 ℃3.50MPaASTM D412
TD, 100% strain, 23 ℃3.50MPaISO 37
Tensile strain
TD, fracture, 23 ℃480%ISO 37
TD, fracture, 23 ℃480%ASTM D412
tear strength
TD,23℃26.0kN/mASTM D624
TD,23℃26kN/mISO 34-1
Compression deformation ASTM D395B
70℃,22 hr40%ASTM D395B
125℃,70 hr53%ASTM D395B
Compression deformation ISO 815
70℃,22 hr40%ISO 815
125℃,70 hr53%ISO 815

MECHANICALNominal valueUnitTest method
Shore hardness
Shore A, 15 seconds, 23 ℃80 ISO 868

THERMALNominal valueUnitTest method
Embrittlement temperature-60.0ASTM D746
Embrittlement temperature-60.0ISO 812

Aging performanceNominal valueUnitTest method
The rate of change in tensile strength in air
150℃,168 hr-11%ISO 188
150℃,168 hr-11%ASTM D573
The rate of change in ultimate elongation in air
150℃,168 hr-14%ASTM D573
Change in Tensile Strain at Break in Air(150℃,168 hr)-14%ISO 188
Change in Durometer Hardness in Air (150 ℃, 168 hr)2.0 ASTM D573
The rate of change of Shore hardness in air
Shaw A, 150 ℃, 168 hr2.0 ISO 188

FLAME CHARACTERISTICSNominal valueUnitTest method
1.10 mmHB UL 94

Process Conditions
injectionNominal valueUnitTest method
Drying temperature82°C
Drying time3.0hr
Recommended maximum moisture content0.080%
Proposed maximum recycled material ratio20%
Barrel rear temperature182°C
Barrel middle temperature188°C
Barrel front temperature193°C
Nozzle temperature199°C
Processing (melt) temperature204 to 232°C
Mold temperature10 to 52°C
Injection speedFast 
Back pressure0.345 to 0.689MPa
Screw speed100 to 200rpm
Clamping force4.1 to 6.9kN/cm²
Cushion3.18 to 6.35mm
Screw length to diameter ratio16.0:1.0 to 20.0:1.0 
Screw compression ratio2.0:1.0 to 2.5:1.0 
Vent depth0.025mm

Notes
1. Typical properties: these are not to be construed as specifications.
2. Die C
3. Method Bb, Angle (Nicked)
4. Type 1
5. Type A
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