1955 Ehret Magnesia Manufacturing Company
This is a high quality digital reproduction of an original 1955
product catalog for the Ehret Magnesia Manufacturing Company.
It is 8 pages. The catalog features Thermalite 85% Magnesia
“Thermalite, the trade name for Ehret 85% magnesia
insulation, is a molded insulating material composed of basic
magnesium carbonate, reinforced with selected insulating
qualities because of its inherent structure of thousands of m
inute, dead-air cells, formed by the interlocking magnesia
crystals.”, Durocel “Ehret Durocel Insulation is composed of
specially heat-treated diatomaceous silicas, blended with
carefully graded long asbestos fibers, magnesia carbonate and
binders. Durocel is widely used for insulating high temperature
pipelines and equipment such as furnaces, boiler walls, ovens
and breechings.”, Enduro “Ehret Enduro High Temperature
Blocks are composed of pre-calcined diatomaceous earth,
asbestos fibers and inorganic binding materials.”, Ehret
Asbestos Sponge Felt, Ehret Air Cell, Ehret Fibrekote, Ehret
Asbestos Paper, Ehret Asbestos Corrugated Paper, Ehret
Asbestos Millboard, Ehret Asbestos Wick and Rope, and Ehret
Packings and Gaskets. The catalog includes detailed
instructions for product application.
This is a high quality digital reproduction of an original 1955
product catalog for the Ehret Magnesia Manufacturing Company.
It is 8 pages. The catalog features Thermalite 85% Magnesia
“Thermalite, the trade name for Ehret 85% magnesia
insulation, is a molded insulating material composed of basic
magnesium carbonate, reinforced with selected insulating
qualities because of its inherent structure of thousands of m
inute, dead-air cells, formed by the interlocking magnesia
crystals.”, Durocel “Ehret Durocel Insulation is composed of
specially heat-treated diatomaceous silicas, blended with
carefully graded long asbestos fibers, magnesia carbonate and
binders. Durocel is widely used for insulating high temperature
pipelines and equipment such as furnaces, boiler walls, ovens
and breechings.”, Enduro “Ehret Enduro High Temperature
Blocks are composed of pre-calcined diatomaceous earth,
asbestos fibers and inorganic binding materials.”, Ehret
Asbestos Sponge Felt, Ehret Air Cell, Ehret Fibrekote, Ehret
Asbestos Paper, Ehret Asbestos Corrugated Paper, Ehret
Asbestos Millboard, Ehret Asbestos Wick and Rope, and Ehret
Packings and Gaskets. The catalog includes detailed
instructions for product application.
$60.00
1937 Ehret Magnesia Manufacturing Company
This is a high quality digital reproduction of an original 1937
product advertisement for Ehret Magnesia Manufacturing
Company. It is 1 page. This advertisement features Ehret's
85% Magnesia Pipe Coverings, Combination Enduro-85%
Magnesia Coverings and Flat and Curved Blocks. Ehret's 85%
Magnesia products are manufactured with asbestos. Other
Ehret Felted Sheets, Corrugated Asbestos Paper, Asbestos
Spongefelt Pipe Coverings and Blocks and Asbestos Lumber,
Millboard, Paper, Fibres, Yarns, Fabrics, etc.
This is a high quality digital reproduction of an original 1937
product advertisement for Ehret Magnesia Manufacturing
Company. It is 1 page. This advertisement features Ehret's
85% Magnesia Pipe Coverings, Combination Enduro-85%
Magnesia Coverings and Flat and Curved Blocks. Ehret's 85%
Magnesia products are manufactured with asbestos. Other
Ehret Felted Sheets, Corrugated Asbestos Paper, Asbestos
Spongefelt Pipe Coverings and Blocks and Asbestos Lumber,
Millboard, Paper, Fibres, Yarns, Fabrics, etc.
$45.00
$50.00
1939 Ehret Magnesia Manufacturing Company
This is a high quality digital reproduction of an original 1939
product advertisement for Ehret Magnesia Manufacturing
Company. It is 2 pages. This advertisement features Ehret's
85% Magnesia Insulations "Ehret's 85% Magnesia is a
composition of very pure hydrated carbonate of magnesia and
especially selected asbestos fibre in the approximate
proportions of 85% of the magnesia content and 15% of the
asbestos binder."; During the manufacturing process, "The
asbestos fibre is carefully selected and graded and is mixed in
at the proper proportions to give the best bonding effect. The
mixture is then conveyed through pipes and is forced by
hydraulic pressure into special moulds from which the excess
water escapes. These moulds form the various sizes of pipe
coverings and flat blocks."
This is a high quality digital reproduction of an original 1939
product advertisement for Ehret Magnesia Manufacturing
Company. It is 2 pages. This advertisement features Ehret's
85% Magnesia Insulations "Ehret's 85% Magnesia is a
composition of very pure hydrated carbonate of magnesia and
especially selected asbestos fibre in the approximate
proportions of 85% of the magnesia content and 15% of the
asbestos binder."; During the manufacturing process, "The
asbestos fibre is carefully selected and graded and is mixed in
at the proper proportions to give the best bonding effect. The
mixture is then conveyed through pipes and is forced by
hydraulic pressure into special moulds from which the excess
water escapes. These moulds form the various sizes of pipe
coverings and flat blocks."
1937 Ehret Magnesia Manufacturing Company
original 1937 product advertisement for Ehret Magnesia
Manufacturing Company. It is 1 page. This advertisement
features Ehret's 85% Magnesia; Enduro High Temperature
Insulation (For Temperatures up Through 2000 F) "We believe
this to be the most efficient and durable This is a high quality
digital reproduction of an high temperature insulation on the
market today. Recommended for superheated steam and all
high heat service from 550 to 2000 F. Enduro is made of the
highest grade of Precalcined Diatomaceous Earth combined with
long Asbestos Fibre and other Insulating earths, resulting in a
product utterly lacking in affinity for heat conduction."; Durant
Pre-Sealed Insulated Pipe; Valley Forge Asbestos packings,
sheets and gaskets; Hair Felted Asbestos Insulations; Asbestos
Paper and Millboard.
original 1937 product advertisement for Ehret Magnesia
Manufacturing Company. It is 1 page. This advertisement
features Ehret's 85% Magnesia; Enduro High Temperature
Insulation (For Temperatures up Through 2000 F) "We believe
this to be the most efficient and durable This is a high quality
digital reproduction of an high temperature insulation on the
market today. Recommended for superheated steam and all
high heat service from 550 to 2000 F. Enduro is made of the
highest grade of Precalcined Diatomaceous Earth combined with
long Asbestos Fibre and other Insulating earths, resulting in a
product utterly lacking in affinity for heat conduction."; Durant
Pre-Sealed Insulated Pipe; Valley Forge Asbestos packings,
sheets and gaskets; Hair Felted Asbestos Insulations; Asbestos
Paper and Millboard.
$45.00
| Asbestos Product Information |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
| 1958 Ehret Magnesia Mfg. Co. Asbestos Insulation 8 pages-PDF $60.00 |
| 1961 Baldwin-Ehret-Hill Heat-Cold Asbestos Insulation 12 pages-PDF $70.00 |
| 1957 Ehret Magnesia Mfg. Co. Asbestos Insulation 8 pages-PDF $60.00 |
| RETROPAPER |
 |  |
| Ehret Magnesia Manufacturing Company |
