Rubber Compounding Materials
Vulcanization Materials
Activators


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Starmag CX-150
Magnesium oxide
HB Chemical
ï

Surface area 135 m2/g; iodine absorption 145 mg/g; bulk density 0.35 g/ml; fine white powder

Excellent processing and dispersion; recommended for fluoroelastomer compounding; high activity; known for superior dispersability.


Stearic Acid R Prill
stearic acid
HB Chemical
ï

Prilled rubber grade stearic acid.

Rubber activator, dispersing agent, lubricant, stabilizer, processing aid.


Fluorocal H; Fluorocal O
Calcium hydroxide; calcium oxide
HB Chemical
ï

Tightly controlled particle size distribution for calcium hydroxide H-20, H-30; uniform, consistent particle size calcium oxide O-15.

Intended for FKM compounds where superior dispersion and consistency is required; several grades and packages available; allows single pass FKM mixing.


Redimix 4167 HMT-70
70% HMT in a DOP binder
HEXPOL Compounding
ï

Sp. gr. 1.20

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


DLP 1073 SR-231-55MP3
55% SR-231 on a carrier
HEXPOL Compounding
ï

Sp. gr. 1.11

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


PolyBound 466 Urea-75
75% urea encapsulated in proprietary binder
HEXPOL Compounding
ï

Sp. gr. 1.25; crumb

Polymer bound powder form of urea; easy to handle form; dust free form incorporates rapidly during mixing.


DLP 1035 SR-350E-30K
30% SR-350E on a carrier
HEXPOL Compounding
ï

Sp. gr. 1.82

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


Mastermix HMT 4136 Slab-65
65% HMT in a SBR binder
HEXPOL Compounding
ï

Sp. gr. 1.14

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


DLP 1039 SR-350-56H
56% SR-350 on a carrier
HEXPOL Compounding
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.


PolyBound 463 Mag Oxide-70
70% magnesium oxide encapsulated in proprietary binder
HEXPOL Compounding
ï

Sp. gr. 1.83; crumb

Polymer bound powder form of MgO easy to handle; dust free form incorporates rapidly during mixing.





Stan-Mag DS-2 Bar
57% Magnesium Oxide
HEXPOL Compounding
ï

Sp. gr. 1.80

A high activity, very high surface area magnesium oxide for use as an acid acceptor in chlorinated polymers CR,CSM and CPE


Mastermix Hexa 4165 Slab-70
70% Hexa in an EPR binder
HEXPOL Compounding
ï

Sp. gr. 1.15

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


Mastermix Calcium Oxide 6119 Paste-80
80% Calcium Oxide in a DIDP binder
HEXPOL Compounding
ï

Sp. gr. 2.27

Dispersed form of Calcium Oxide for use in natural and synthetic rubbers.


Mastermix MgO H 2229 Slab-40
40% high activity magnesium oxide in an FKM binder.
HEXPOL Compounding
ï

Sp. gr. 2.05

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


Mastermix MgO L 5881 Slab-40
40% low activity magnesium oxide in an FKM (genuine Viton) binder.
HEXPOL Compounding
ï

Sp. gr. 2.03.

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


Mastermix Hexa 4924 Paste-60
60% Hexa in a DOP binder
HEXPOL Compounding
ï

Sp. gr. 1.30

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


Mastermix HMT 4060 Paste-60
60% HMT in a DOP binder
HEXPOL Compounding
ï

Sp. gr. 1.15

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


Mastermix HMT 402 Paste-70
70% HMT in an aromatic oil
HEXPOL Compounding
ï

Sp. gr. 1.21

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


PolyBound 324 Zinc Oxide-80
80% Zinc Oxide encapsulated in a proprietary binder
HEXPOL Compounding
ï

Sp. gr. 3.06

Polymer bound powder form of zinc oxide; dust free form incorporates rapidly during mixing.


Stan-Mag AG
Magnesium oxide
HEXPOL Compounding
ï

Sp.gr. 3.22; surface area- 140 m2g;powder

A high activity, high surface area magnesium oxide for stabilizing chlorinated polymers- CR,CSM,and CPE





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