Material Specification

SRKP emphasizes the importance of precise material specifications for rubber injection molding and compression molding. Our NABL accredited laboratory ensures that all rubber manufacturing meets the highest standards for quality and safety.

Process Requirement

  • Homogeneous mixing (Incorporation, dispersion, distribution and plasticization)
  • Viscosity/process safety (ML1+4, MS)
  • Stickiness and Tackiness
  • Shaping (Calendaring, Extrusion, Assembling and Molding)

Compound property Requirement

  • Hardness
  • Stress-Strain properties (TS, EB, M-100, M-300, Tear)
  • Abrasion resistance
  • Hysteresis & Set properties
  • Resistance to cut growth, fatigue, flex cracking

Resistance to Degradation

  • Heat, Oxygen, Ozone
  • Flame
  • Liquids
  • Light
  • Metal poisoning

Miscellaneous property requirements

  • Low temperature flexibility
  • Electrical properties
  • Permeability
  • Contact with food stuff and drugs
  • Bonding to metal & textiles
  • Swelling
  • Other specific requirements

Relative Oil & Heat Resistance of Various Elastomers

oil-heat