Rubber Compounding Materials
Vulcanization Materials
Activators


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Properties

Function & Compounding


Mastermix MgO H 2229 Slab-40
40% high activity magnesium oxide in an FKM binder.
Harwick Standard Distribution Corporation
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Sp. gr. 2.05

Dispersion of high activity magnesium oxide for use in general-purpose bisphenol cured FKM compounds.


DLP 1034 HMMM-40B
40% HMMM on a carrier
Hexpol Compounding- Specialty Products
ï

Dry Liquid Powder - free flowing version of the HMMM - Hexamethoxy methylmelamine liquid. Easier to handle, weigh and incorporate into NR and SR compounds.


Mastermix MgO L 5881 Slab-40
40% low activity magnesium oxide in an FKM (genuine Viton) binder.
Hexpol Compounding- Specialty Products
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Sp. gr. 2.03.

Dispersed form of a low activity magnesium oxide typically used for general-purpose diamine cured FKM compounds.


Mastermix CalMag 5903 Slab-45
45% active 2:1 blend of calcium hydroxide and magnesium oxide in an FKM (genuine Viton) binder.
Harwick Standard Distribution Corporation
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Sp. gr. 1.94.

A convenient dispersed blend of activators for FKM compounds.


Mastermix CalMag 5903 Slab-45
45% active 2:1 blend of calcium hydroxide and magnesium oxide in an FKM (genuine Viton) binder.
Hexpol Compounding- Specialty Products
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Sp. gr. 1.94.

A convenient dispersed blend of activators for FKM compounds.


Cri-FDA-45-1/1
45% disp. of codex food grade calc. hydroxide and mag. oxide in a 1/1 ratio on a fluoroelastomer base
Cri-Tech
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Sp. gr. 1.98±.05; solubility - esters and ketones; appearance - opaque, brownish, chopped or slab.

Used at the 10-20 part level in fluoroelastomer compounding for consistent rheology and excellent dispersion.


Cri-Act-45 1/1
45% dispersion of a 1/1 ratio of calc. hydroxide and mag. oxide on a fluorocarbon elastomer base
Cri-Tech
ï

Sp.gr. 1.98±.05; solubility - esters and ketones; appearance - opaque, brownish yellow, chopped or slab.

Used at the 10-20 part level in fluoroelastomer compounding for consistent rheology and excellent dispersion.


Cri-Act-45
45% dispersion of a 2/1 ratio of calc. hydroxide and mag. oxide on a fluorocarbon elastomer base
Cri-Tech
ï

Sp.gr. 1.92 ±.05; solubility - esters and ketones; appearance - opaque, brownish, chopped or slab.

Used at the 10-20 part level in fluoroelastomer compounding for consistent rheology and excellent dispersion.


Cri-Act-45-LV
45% dispersion of a 2/1 ratio of calc. hydroxide and mag. oxide on a fluorocarbon elastomer base
Cri-Tech
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Sp.gr. 1.96±.05; solubility - esters and ketones; appearance - opaque, brownish yellow, chopped or slab.

Used at the 10-20 part level in fluoroelastomer compounding for consistent rheology and excellent dispersion; for use in low viscosity compounds.


Cri-C-50
50% dispersion of calcium hydroxide on a fluorocarbon elastomer base
Cri-Tech
ï

Sp.gr. 1.88±.05; solubility - esters and ketones; appearance - opaque, yellow, chopped or slab.

Used at the 6-12 part level in fluorocarbon elastomer compounding.





Cri-Ox-50
50% dispersion of calcium oxide on a fluorocarbon elastomer base
Cri-Tech
ï

Sp.gr. 2.11±.05; solubility - esters and ketones; appearance - opaque, off-white, slab.

Used at the 4-10 part level in fluorocarbon elastomer compounding.


Mastermix HMT 400 Slab-50
50% HMT in a SBR binder
Hexpol Compounding- Specialty Products
ï

Sp. gr. 1.12

Dispersed form of HMT - Hexamethylenetetramine for use in natural and synthetic rubbers.


Poly-Dispersion SR-517-50
50% Saret 517 in polymeric binder
Rhein Chemie Corporation
ï

Sp.gr. app. 1.12; encapsulated and protected form.

Crosslinkable; acrylic monomer, used in peroxide vulcanization to provide high hardness; promotes batch to batch cure rate uniformity.


Mastermix Stan-Mag MLW 4280 Paste-50
50% Stan-Mag MLW in paraffinic oil
Hexpol Compounding- Specialty Products
ï

Sp. gr. 1.21

Dispersed form of a High Activity Magnesium Oxide for use in natural and synthetic rubbers.


Drimix
50% TAC/KE
Kenrich Petrochemicals, Inc.
ï

Sp.gr. 1.56

Free flowing powder form of TAC in KE Clay, a coagent.


Rhenogran TAC-50
50% triallyl cyanurate in polymer binder
Rhein Chemie Corporation
ï

Sp.gr. approx. 1.20, beige polymer-bound granules, problem-free dosing and mixing, excellent dispersion, fast incorporation; the bound chemical is non-dusting

Activator for the peroxide vulcanization of synthetic rubbers.


FE(MAG-HA)-55
55% magnesium oxide in Carnauba wax
Rhein Chemie Corporation
ï

Sp.gr. 1.60; free flowing bead.

FE(MAG-HA)-55 dispersion is a protected form of magnesium oxide for general use in fluoroelastomer compounding; will improve dispersion, property consistency, and reduce mixing time.


DLP 1073 SR-231-55MP3
55% SR-231 on a carrier
Hexpol Compounding- Specialty Products
ï

Sp. gr. 1.11

Pelletized version of the SR-231 liquid - Diethylene glycol dimethacrylate. Easier to handle, weigh and incorporate. Carrier is LLDPE.


Mastermix Zinc Oxide 4625 Paste-55
55% Zinc Oxide in napthenic oil
Hexpol Compounding- Specialty Products
ï

Sp. gr. 3.06

Dispersed form of medium surface area zinc oxide for use in natural and synthetic rubbers.


DLP 1039 SR-350-56H
56% SR-350 on a carrier
Hexpol Compounding- Specialty Products
ï

Dry Liquid Powder - free flowing version of the SR-350 liquid - TMPTMA - Trimethylolpropane Trimethacrylate. Easier to handle, weigh and incorporate into NR and SR compounds.





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Harwick Standard Distribution Corporation

Hexpol Compounding- Specialty Products

Cri-Tech

Rhein Chemie Corporation

Kenrich Petrochemicals, Inc.

     

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