25M3140-F_SDS.pdf

O ” SHORE A POLYURETHANES
Dedicated to QUALITY, SERVICE, SAFETY, and INNOVATION
ENTERPRISES
An 1SO-9001 Certified cony pany
M-3140 REV 1 A/B Jf
40 SHORE A POLYURETHANE ELASTOMER RoHS
BJB s M Series with work times between 15 and 20 minutes is perfect for a variety of part and mold applications. These
flexible systems exhibit exceptional physical properties with a convenient mix ratio. For faster work time see our FP and F-1
Series. Longer work times are available in the L Series of urethane elastomers.
* RoHS/REACH Compliant * Vibration Dampening * Industrial Rollers
e Phthalate Free e Over Molding Strain Reliefs
PHYSICAL PROPERTIES [ao anee
Hardness, Shore A 4035
Dens (fc) 1035
Cubic Inches per Pound 26.92
Color/Appearance Translucent Amber
Tensile Strength (psi) 850
Tensile Modulus (psi) 170
Elongation (%) 990
Tear Strength (pli) 95
Shrinkage (in/in) linear 0.0010″
Dielectric Constant, 1 MHz 5.198
Dissipation Factor, 1 MHz 0.0512
*Note: Reported physical properties are based on test specimens cured 2 hours at room temperature then 16 hours at 160 F (71 C).
Shrink test specimens are cured for 24 hours at room temperature and then 16 hours at 160 F (71 C).
HANDLING PROPERTIES ear aes] PatB
Mix Ratio by weight 100
Mix Ratio by volume Pa bee Se | 100
Specific Gravity @ 77 F (25 C) 1.032
Color Amber
Viscosity (cps) @ 77 F (25 C) Brookfield 1,350
Mixed Viscosity (cps) @ 77 F (25 C) Brookfield 1,600
Work Time, 100g mass @ 77 F (25 C) 15 20 minutes
Gel Time 25 30 minutes
Demold Time @ 77 F (25 C) 4-6 hours
Properties above are typical and not for specifications.
M-3140 REV 1 A/B Page | of 2 Date: 08/09/2022
For more information call BJB Enterprises, Inc. (714) 734-8450 Fax (714) 734-8929
www.bjbenterprises.com