Highly flame-retardant aging-resistant fluorine rubber cable sheath material
A cable sheathing and fluororubber technology is applied in the field of high flame-retardant and aging-resistant fluororubber cable sheathing materials, which can solve the problem of insufficient flame retardancy, aging resistance and heat resistance of cables, poor heat resistance, and fluorine The problem of large permanent deformation of rubber can improve the vulcanization efficiency, shorten the vulcanization time, overcome the low temperature resistance and poor compression set.
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Embodiment 1
[0019] The present invention proposes a highly flame-retardant and aging-resistant fluororubber cable sheath material, whose raw materials include by weight: 90 parts of fluororubber, 3 parts of acrylic rubber, 13 parts of EPDM rubber, 0.8 part of stearic acid, 1.5 parts of magnesium oxide, 2 parts of dicumyl peroxide, 1.5 parts of triallyl isocyanurate, 0.3 parts of bisphenol AF, 0.8 parts of benzyl triphenyl phosphorus chloride, 3 parts of cerium oxide, 10 parts of white carbon black 2 parts of fibrous sepiolite, 13 parts of basic magnesium sulfate whiskers, 3 parts of zinc sulfate, 4 parts of desulfurization ash, 1 part of barium sulfate, 3 parts of iron oxide, 5 parts of composite flame retardant, 2.8 parts of anti-aging agent ;
[0020] Wherein, the composite flame retardant is a mixture of caged pentaerythritol phosphate, expandable graphite, zinc borate, tea saponin, and phosphorus nitrogen flame retardants.
[0021] Performance testing was carried out on the high flam...
Embodiment 2
[0023] A high flame-retardant and aging-resistant fluororubber cable sheath material proposed by the present invention, its raw materials include by weight: 80 parts of fluororubber, 7 parts of acrylic rubber, 7 parts of EPDM rubber, 1.7 parts of stearic acid, 0.2 parts of magnesium oxide, 3.5 parts of dicumyl peroxide, 0.2 parts of triallyl isocyanurate, 1.5 parts of bisphenol AF, 0.1 parts of benzyl triphenyl phosphorus chloride, 9 parts of cerium oxide, 5 parts of white carbon black 11 parts of fibrous sepiolite, 6 parts of basic magnesium sulfate whiskers, 6 parts of zinc sulfate, 2 parts of desulfurized ash, 5 parts of barium sulfate, 1 part of iron oxide, 11 parts of composite flame retardant, 0.5 parts of anti-aging agent ;
[0024] Wherein, the composite flame retardant is a mixture of caged pentaerythritol phosphate, expandable graphite, zinc borate, tea saponin, and phosphorus nitrogen flame retardants.
[0025] Performance testing was performed on the high flame-re...
Embodiment 3
[0027] The present invention proposes a highly flame-retardant and aging-resistant fluororubber cable sheath material, whose raw materials include, by weight, 88 parts of fluororubber, 4 parts of acrylic rubber, 11 parts of EPDM rubber, 0.9 part of stearic acid, 1.3 parts of magnesium oxide, 2.6 parts of dicumyl peroxide, 1.3 parts of triallyl isocyanurate, 0.6 parts of bisphenol AF, 0.7 parts of benzyl triphenyl phosphorus chloride, 4 parts of cerium oxide, 9.3 parts of white carbon black 4.5 parts of fibrous sepiolite, 12 parts of basic magnesium sulfate whisker, 3.8 parts of zinc sulfate, 3.8 parts of desulfurization ash, 2 parts of barium sulfate, 2.7 parts of iron oxide, 7 parts of composite flame retardant, 2.5 parts of anti-aging agent ;
[0028] Wherein, the composite flame retardant is a mixture of caged pentaerythritol phosphate, expandable graphite, zinc borate, tea saponin, and phosphorus nitrogen flame retardant;
[0029] Described acrylate rubber is branched pol...
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