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Marinite 23 (Johns-Manville)

Documents in our library describe Marinite 23 (Johns-Manville) as “board”.1 They give it as made 1955–1975.2 They put its asbestos content at 25% to 27%.2,3 The asbestos named is amosite. It was rated for temperatures up to 900 °F.1 Where the documents differ, each is listed below with its source.

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Asbestos claims

If you or a family member worked with or around Marinite 23 (Johns-Manville) and later developed mesothelioma or another asbestos disease, a claim may be paid by the Manville Personal Injury Settlement Trust. Free case review.

What each document says

Every statement about Marinite 23 (Johns-Manville) in the documents, in each document's own words.

Union Carbide Chemicals Company: Thermal Insulation and Accessories Manual (1962)

  • Temperature limit: “Atmos to 900”, p. 791
  • Description: “Diatomaceous silicate, asbestos fibers and an inorganic binder pressed into board. Will not burn or rot. Rigid.”, p. 791
  • Form: “Board”, p. 791
  • Asbestos content: “Diatomaceous Silicate and Asbestos”, p. 791

Manville Fund's Answers to Interrogatories in Gunn v. Celotex (1989)

  • Made from: “Date Manufactured: 1955”, p. 1152
  • Warning label: “Date Labeled: 1970”, p. 1152
  • Made until: “Date Discontinued: 1975 - Asbestos Content”, p. 1152
  • Asbestos fiber: “Amosite”, p. 1152
  • Asbestos content: “25.0 - 27.0 % fiber by weight”, p. 1152
  • Form: “Board”, p. 1152
  • Description: “The MARINITE panel with the best thermal insulating characteristics ... the 23 indicates a density of 23 lbs. pcf”, p. 752
  • Use: “recommended where strength and hardness are of secondary importance, in applications where the material is not subjected to direct abuse or where it serves as a core for veneering”, p. 752

Johns-Manville Material Safety Data Sheet for MARINITE 23 (1978)

  • Asbestos fiber: “Amosite Asbestos Fiber (by weight approx.)”, p. -13
  • Asbestos content: “25”, p. -13

Manville Fund's Responses to Plaintiffs' Interrogatories in Moore v. H.K. Porter (1990)

  • Change: “MARINITE 23, 36, & 65 replaced by non-asbestos MARINITE XL, 1976”, p. 174
  • Made at: “Billerica Plant (1940 to 1985): Marinite 23” (at Billerica) (the plant: Billerica, Massachusetts), p. 204
  • Asbestos content: “asbestos containing”, p. 204
  • Asbestos content: “asbestos containing (thermal insulation product)”, p. 174
  • Description: “board” (as of 1955), p. 925

Kind of product

We list Marinite 23 (Johns-Manville) with asbestos-cement pipe, board and sheet, from how the documents describe its form. That page explains how such products exposed workers.

Trades that worked with products like it: Carpenters and Construction Workers.

Other asbestos-cement pipe, board and sheet by Johns-Manville (119)

Flexboard · Thermobestos · Min-k · Asbestocel · Metal-on · Homestead · Imperial Marinite · Korduct · Magno · Marimet 45 · Marine Acoustical Unit · Marine Veneer · Marinite 30 · Marinite 36 · Marinite 45 · Marinite 65 · Marrakech · Metal Veneered Marinite · Min-k 1301 · Min-k 500 · and 99 more on the company's page

Asbestos-cement pipe, board and sheet by other makers (264)

Careytemp (Philip Carey) · Unibestos (Union Asbestos & Rubber Co.) · Unibestos (Pittsburg Corning) · Sal-mo (Nicolet) · Careycel (Philip Carey) · Kon-x (Nicolet) · Linabestos (Asbestos Corp. of America) · Linabestos (Keasbey & Mattison) · Linalbestos (Keasbey & Mattison) · Ludlite Paneling (Allegheny Ludlum Steel) · Magna-Tones (Supradur) · Marine Panel (Philip Carey) · Micro-Flexboard (J/Hns-Manville) · Mill Board (Ruberoid) · Miraweld (Kaiser Refractories) · Monobestos (Keasbey & Mattison) · Monobestos (Nicolet) · Mule-Hide (Lehon) · Narro-Side (Supradur) · No. 1 Hard (Philip Carey) · and 244 more: all asbestos-cement pipe, board and sheet

See also

References

  1. Union Carbide Chemicals Company: Thermal Insulation and Accessories Manual (October 1, 1962), p. 79.
  2. Manville Fund's Answers to Interrogatories in Gunn v. Celotex (December 7, 1989), p. 115.
  3. Johns-Manville Material Safety Data Sheet for MARINITE 23 (February 23, 1978), p. -1.
  4. Manville Fund's Responses to Plaintiffs' Interrogatories in Moore v. H.K. Porter (February 15, 1990), p. 17.
  5. Sourcebook on Asbestos Diseases: Medical, Legal, and Engineering Aspects, Volume Two (1986), p. 92. Not yet published in our library.

Mentioned on this site

Cite this page

“Marinite 23 (Johns-Manville).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/johns-manville-marinite-23.

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This page is provided for general informational purposes and does not constitute legal advice. Every asbestos case turns on its own facts, exposure history, diagnosis, deadlines, available evidence, and applicable law. Reviewing this page does not create an attorney-client relationship. For advice about your specific situation, call 833-4-ASBESTOS for a free case review.