Synpro® Magnesium Stearate 90C

Product information

Product Name
Synpro® Magnesium Stearate 90C
Description

Synpro® MAGNESIUM STEARATE 90C is a midlevel ash, free flowing, non-caking powder product specifically designed for Acrylonitrile Butadiene Styrene (ABS) injection molding applications. Additionally, it is utilized as a dusting agent to prevent surface tackiness in rubber processing and a flatting agent for paints / coatings, lacquers, and varnishes.

Synpro® MAGNESIUM STEARATE 90C is suitable for use in food packaging applications in accordance with FDA Code of Regulations; an updated complete list is available upon request. 

Available in these regions
  • Central America
  • Europe
  • India
  • Middle East/Africa
  • North America
  • South America

Identifiers

Chemical Name
Magnesium Stearate
CAS #
557-04-0

Classifications

Product Group
Lubricants
Product Category
Metallic Stearates & Stearate Dispersions

Tags

Industries
  • Food
  • Paints & coatings
  • Plastic Processing
Applications
  • Medical & Pharmaceutical
  • Personal care & cosmetics
  • Rigid PVC
Value Propositions
  • FDA approved
  • Prevents surface tackiness
  • Non-caking
Market Segments
  • Injection molding
  • Paint & industrial coatings
  • Plasticizers
Functions
  • Dusting agent
  • Flatting agent

Properties

Odor
Slight
Melting point/freezing point
200 - 225
°C
Melting point/freezing point
88.5
°C
Flash Point
260 estimated
°C
Vapor pressure at 25 °C
< 0.0000001
kPa
Vapor Pressure
0.00001 estimated
hPa
Density
1.03 estimated
g/cm3
Explosive properties
Not explosive
Flammability class
Combustible IIIB estimated
Molecular formula
C18H36O2.1/2Mg
Molecular Weight
591.27
g/mol
Oxidizing Properties
Not oxidizing
Specific Gravity
> 1
Physical State
Solid
Form
Powder
Color
White

Specifications

Appearance
White free-flowing powder
Ash (MgO)
8.9
%
Free fatty acid
0.5
%
Moisture
0.3
%
Melting Point
157
°C
Apparent density
g/cc
Fineness (sieve, through 325 mesh)
≥ 98
%

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pdf Synpro_RC_ Mg Stearate 90C-EN-MTR-AGHS-2025080916854 Safety Data Sheet (SDS)
pdf Synpro Magnesium Stearate 90C TDS-Technical Data Sheet (TDS)-en Technical Data Sheet (TDS)