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A fire or flame barrier material comprising an ethylene copolymer matrix, 150-220 parts by weight of aluminum hydroxide and 150-220 parts by weight of calcium carbonate or calcium-magnesium carbonate. The material can also include a lubricating agent, an elasticizer, calcium oxide, a polymer softeni

A fire or flame barrier material comprising an ethylene copolymer matrix, 150-220 parts by weight of aluminum hydroxide and 150-220 parts by weight of calcium carbonate or calcium-magnesium carbonate. The material can also include a lubricating agent, an elasticizer, calcium oxide, a polymer softening agent, a color-aging agent, and an antioxidant agent.

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1. A fire or flame barrier material consisting essentially of 60-100 parts by weight of an ethylene copolymer matrix, 50-450 parts by weight of aluminum hydroxide and 150-600 parts by weight of a member selected from the group consisting of calcium carbonate and calcium-magnesium carbonate. 2. The f

1. A fire or flame barrier material consisting essentially of 60-100 parts by weight of an ethylene copolymer matrix, 50-450 parts by weight of aluminum hydroxide and 150-600 parts by weight of a member selected from the group consisting of calcium carbonate and calcium-magnesium carbonate. 2. The fire or flame barrier material of claim 1 which also includes 11-30 parts by weight of an elasticizer, 0-10 parts by weight of a polymer softening agent, 8-15 parts by weight of a lubricating agent, 8-15 parts by weight of calcuim oxide and 1 part by weight of a coloring agent. 3. The fire or flame barrier material of claim 2 wherein said lubricating agent comprises paraffin wax. 4. The fire or flame barrier material of claim 2 wherein said elasticizer comprises ethylene propene rubber. 5. The fire or flame barrier material of claim 2 wherein said color-aging agent comprises carbon black. 6. The fire or flame barrier material of claim 2 which also includes an antioxidant agent comprising poly trimethyl dihydroquinoline present in an amount of about 1.5 parts by weight per 100 parts of said copolymer. 7. The fire or flame barrier material of claim 1 in the form of a coating or painting composition. 8. The fire or flame barrier material of claim 1 wherein said ethylene copolymer is selected from the group consisting of ethylene-vinylacetate, ethylene-acrylic acid, ethylene methacrylic acid, ethylene-ethylacrylate, ethylene-vinylacetate-methacrylic acid, ethylene-isobutyl acrylate, ethylene-methyl methacrylate and ethylene-vinyl acetate-carbon monoxide. 9. The fire or flame barrier material of claim 1 wherein said ethylene copolymer is ethylene-ethyl acrylate. 10. A rigid fire or flame barrier material consisting essentially of 100 parts of ethylene-ethyl acrylate, 220 parts by weight of aluminum hydroxide, 220 parts by weight of calcium carbonate, 10 parts by weight of a lubricant, 11 parts by weight of an elasticizer, 11 parts by weight of calcium oxide and 1 part by weight of a coloring agent. 11. A flexible fire or flame barrier material consisting essentially of 80 parts by weight of ethylene-ethyl acrylate, 150 parts by weight of aluminum hydroxide, 150 parts by weight of calcium carbonate, 10 parts by weight of a lubricant, 30 parts by weight of an elasticizer, 11 parts by weight of calcium oxide, 10 parts by weight of a polymer softening agent and 1 part by weight of a coloring agent. 12. A fire or flame barrier material, in the form of a conduit for protecting electrical cables, comprising 80-100 parts by weight of ethylene-ethyl acrylate polymer, 150-220 parts by weight of aluminum hydroxide, 150-220 parts by weight of a member selected from the group consisting of calcium carbonate and calcium-magnesium carbonate, 11-30 parts by weight of an elasticizer, 0-10 parts by weight of a polymer softening agent, 10 parts by weight of a lubricating agent, 11 parts by weight of calcium oxide and 1 part by weight of a coloring agent. 13. The fire or flame barrier material of claim 1 in sub-divided extrudate form. 14. The fire or flame barrier material of claim 1 in granular form. 15. The fire or flame barrier material of claim 1 in extruded tube form. 16. The extruded fire or flame barrier material in tube form of claim 15 provided with an external steel brading and an outer protective coating. 17. The extruded fire or flame resistant material of claim 16 wherein the outer protective coating is a plastic material.