TPV

TerraPrene ® V1140D-NAT
Standard Thermoplastic Vulcanizate TPV based on EPDM and Polypropylene
Technical Datasheet
Product Description

High hardness (40 Shore D) TPV for extrusion and injection molding applications, with good fluid resistance, low gloss and good melt strength.

General
Availability
North America
Europe
Latin America
Appearance
Natural Color
Additives
Heat Stabilizer
Processing Method
Injection Molding
Extrusion
Multi injection
Coextrusion
Profile Extrusion
Key Properties
Easy Processing
Easy Processing
Good Fluid Resistance
Good Fluid Resistance
Good Adhesion
Good Adhesion
Good Colorability
Good Colorability
Low Gloss, matte finish
Low Gloss, matte finish
Key Applications
Consumer Applications
Consumer Applications
Automotive
Automotive
Appliance Components
Appliance Components
Electrical Parts
Electrical Parts
Under the Hood
Under the Hood
Tubing
Tubing
Physical
Value (SI)
Test Method
Density/Specific Gravity
0.95 g/cm3
ISO 1183
Elastomers (Across Flow)
Value (English)
Value (SI)
Test Method
Tensile Strength at Break
2850 psi
19.7 MPa
ASTM D412
Elongation at Break
480 %
480 %
ASTM D412
100% Modulus
1218 psi
8.4 MPa
ASTM D412
Tear Strength
390 lbs/in
68.3 kN/m
ASTM D624
Compression Set
Value (SI)
Value (SI)
Test Method
22h/70 °C (73 °F)
54 %
54 %
D395B
70h/125 °C (257 °F)
72 %
72 %
D395B
Hardness
Value
Test Method
Shore D, Injection Molded 10 Sec
40
ASTM D2240
Shore D, Extruded, 10 sec
38
ASTM D2240
Service Temperatures
Value (SI)
Test Method
Brittleness Point
-60 °C
ASTM D2240
Dynamic Service Temperature
110 °C
ASTM D2240
Rheology
Value (SI)
Test Method
Viscosity @ 243 sec-1/200°C
290 Pa-sec
ASTM D2240
Environmental Resistance
Ozone
Alcohol
UV
Weak Acid
Water
Detergent

Processing Guide


Injection Molding

Melt Temperature: 200-220 °C
Screw Speed: 50 to 200 rpm
Injection Rate: Fast
Back Pressure: 50-100 psi (0.345-0.689 MPa)
Cushion: 0.125-0.25 in (3.18-6.35 mm)
Screw L/D Ratio: 16:1.0 to 20:1.0
Screw Compression Ratio: 2.0:1.0 to 2.5:1.0
C: 170-200 180-210 190-220 200-230 10-50
F: 338-392 356-410 374-428 392-446 50-122

Extrusion

Drying Temperature: 82 °C (180 °F)
Drying Time: 3.0 hr
Melt Temperature: 190-200 °C
Die Temperature: 204 °C (400 °F)
Back Pressure: 5.0-20 MPa (725-2900 psi)
Screw Speed: 50 to 200 rpm
C: 160-180 170-190 180-200 190-210 190-210
F: 320-356 338-374 356-392 374-410 374-410
  • It is recommended to pre-dry this material. In the event of moisture accumulation or evidence of splay, the material can be dried for 2-3 hours at 70-80°C.
  • For more information please contact us via customerservice@compounding.us


The above test results are obtained from laboratory injection molded ISO samples and cannot be used directly to determine end-use or design specification. The customer should determine the suitability to his/her application through their internal testing procedure. Datasheet values represent a statistical average or product properties and they may change with incr. data points.


Alterra Headquarters:
473 US-46, Clifton, NJ 07011
+1(973) 340-4000
customerservice@compounding.us
alterraholdings.com
Indiana Plant:
2213 Kilion Ave
Seymour, IN 47274