Tradename ò
Composition
Supplier

Properties

Function & Compounding

Elast-O-Cal C-75
75% CaO dispersion in chlorinated paraffin
Rhein Chemie Corporationï

Sp.gr. 2.30; firm paste dispersion in a chlorinated paraffin binder (see calcium oxide)

A specially designed desiccant for CPE and other polymers where peroxide cure systems are utilized; it will not reduce the effectiveness of the peroxide system which does occur with naphthenic based desiccants.

Elast-O-Cal P-90
90% CaO in DOP
Rhein Chemie Corporationï

Sp.gr. 2.70; wetted powder in DOP carrier (see calcium oxide)

An efficient moisture absorber for all commonly used elastomers imparting excellent protection against porosity or blistering in rubber products produced in low-pressure, high-temperature cure systems such as microwave units, LCM, hot air cures or fluidize baths.

Elastomag 100
Magnesium oxide
H.M. Royal, Inc.ï

White powders. sp. gr, 3.2, surface area 100m²/gm, avg, sp gr, 2.5; shipped in 50# multiwall bags and PE pouches; protect from air and moisture.

For halogenated elastomers; vulcanizing and curing; activator, acid acceptor.

Elastomag 100
Magnesium oxide
Akrochem Corp.ï

White powders. sp. gr, 3.2, surface area 100m²/gm, avg, sp gr, 2.5; shipped in 50# multiwall bags and PE pouches; protect from air and moisture.

For halogenated elastomers; vulcanizing and curing; activator, acid acceptor.

Elastomag 170 Powder
Magnesium oxide
Akrochem Corp.ï

White powder and micro pellets. sp. gr, 3.2; sa avg 170 m²/gr,; avg ps 2.2μ; shipped: 50 lb multiwall bags and PE pouches in cartons; protect from air and moisture.

For halogenated elastomers; vulcanizing and curing, activator, acid acceptor; high activity type MgO.

Elastomag 60
Magnesium oxide
H.M. Royal, Inc.ï

White powder; sp. gr, 3.2; surface area 60m²/gr; shipped in 50# multiwall bags; protect from air and moisture.

For halogenated elastomers; vulcanizing and curing; activator, acid acceptor.

Emery 531
Tallow fatty acid
Cognisï

Activator

FE(Ca(OH)₂)-68
68% calcium hydroxide in Carnauba wax
Rhein Chemie Corporationï

Sp.gr. 1.64; free flowing bead. (see Calcium Hydroxide).

FE(Ca(OH)₂)-68 dispersion is a protected form of calcium hydroxide for general use in fluoroelastomer compounding; will improve dispersion, property consistency, and reduce mixing time; for safe handling of calcium hydroxide, FE (Ca(OH)₂)-6

FE(CaO)-75
75% calcium oxide in Carnauba wax
Rhein Chemie Corporationï

Sp.gr. 2.09; free flowing bead. (see Calcium Oxide).

FE(CaO)-75 dispersion is a protected form of calcium oxide for general use in fluoroelastomer compounding; wwill improve dispersion, property consistency, and reduce mixing time; for safe handling of calcium oxide, FE(CaO)-75 should be specified.

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

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.

Fluorocal H; Fluorocal O
Calcium hydroxide; calcium oxide
HB Chemicalï

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.

Grade 185
Zinc oxide
Perl Pigments, LLCï

ZnO-99.3%, Pb-.09%, Fe-.02%, CD-.03%, sulfur-.10%, insoluble-.08%.

Accelerator, activator, vulcanizer

Grade 312
Zinc oxide
Perl Pigments, LLCï

ZnO-99.3%, Pb-.09%, Fe-.02%, CD-.03%, sulfur-.10%, insoluble-.08%.

Accelerator, activator, vulcanizer

Grade 318 American Process
Zinc oxide
Perl Pigments, LLCï

ZnO-99.3%, Pb-.09%, Fe-.02%, CD-.03%, sulfur-.10%, insoluble-.08%.

Accelerator, activator, vulcanizer

Grade 318T American Process
Zinc oxide treated
Perl Pigments, LLCï

ZnO-99.3%, Pb-.09%, Fe-.02%, CD-.03%, sulfur-.10%, insoluble-.08%.

Accelerator, activator, vulcanizer

Hallco CAOP
Calcium hydroxide/DOP dispersion
The HallStar Co.ï

Sp.gr. 1.05; (80% calcium hydroxide) finely dispersed in DOP; free flowing powder, dustless.

Recommended for mill and internal mixing; offers better dispersion and safety.

HT-10
Zinc oxide
Hydro Technologies (Canada)ï

General purpose ZnO; BET 8-11 m²; sp.gr. 5.6; cream to off-white powder

Medium surface area ZnO; NR and SR activator; semi-reinforcing and hiding pigment with higher activity; useful in adhesive formulations as a latex activator and supplemental gelling agent.

HT-2C
Zinc oxide
Hydro Technologies (Canada)ï

General purpose ZnO; BET 4-7 m²; sp.gr. 5.6; cream to off-white powder

NR and SR activator; semi-reinforcing and hiding pigment.

HT-3C
Zinc oxide
Hydro Technologies (Canada)ï

General purpose ZnO; BET 4-8 m²; sp.gr. 5.6; cream to off-white powder

NR and SR activator; semi-reinforcing and hiding pigment.

HT-Active
Zinc oxide
Hydro Technologies (Canada)ï

High surface area ZnO; BET 40 m²; sp.gr. 5.6; cream to off-white powder; zinc content > 97%; Pb content <25 ppm

A highly dispersible zinc oxide especially suited for semi-transparent and latex compounds; its higher activity benefits compounds with reduced zinc oxide content; when used at higher levels, improves compression set, crosslink density and reduces cure time.

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