CN102344614B - Insulating material of power cable for dredger underwater shovel arm, and production method thereof - Google Patents
Insulating material of power cable for dredger underwater shovel arm, and production method thereof Download PDFInfo
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Abstract
The invention discloses an insulating material of a power cable for a dredger underwater shovel arm, and a production method thereof. The insulating material comprises 10.5 parts of an ethylene propylene rubber 2470B, 7.5 parts of an ethylene propylene rubber 378K, 0.1 to 0.3 parts of dibenzothiazyl disulfide DM, 2.0 to 2.5 parts of zinc oxide, 0.4 to 0.6 parts of 2-mercaptobenzimidazole MB, 0.3 to 0.5 parts of 2,2,4-trimethyl-1,2-dihydroquinoline RD, 0.7 to 1.5 parts of titanium dioxide, 1.5 to 2.0 parts of microcrystalline paraffin, 1.5 to 2 parts of aluminum hydroxide, 0.2 to 0.5 parts of eleaostearic acid, 1.5 to 2.5 parts of white carbon black, 12 to 16 parts of ultrafine talcum powder, 0.2 to 0.4 parts of calcined pottery clay, 0.5 to 1.0 part of dicumyl peroxide DCP, and 0.1 to 0.2 parts of para-quinone dioxime GMF. The production method comprises the following steps of mixing well the ethylene propylene rubbers, adding orderly MB, RD, microcrystalline paraffin, zinc oxide, aluminum hydroxide, ultrafine talcum powder, eleaostearic acid, white carbon black, titanium dioxide and calcined pottery clay into the ethylene propylene rubber mixture to sequentially carry out mixing for 7 to 9 minutes, carrying out rubber filtering and rolling to obtain sheets, cooling the sheets fully, adding DM into the sheets to sequentially carry out full mixing for a period of time, wherein DCP and GMF are added into the sheets in the last 45 to 60 seconds of the period of time, taking out the mixture obtained by the previous step, packing the mixture into five triangular packages, carrying out rolling to obtain sheets, cooling the sheets at room temperature, and putting the cooled sheets aside for next use. The insulating material provided by the invention has the advantages of low smoke production amount, no halogens, flame retardation, good mechanical properties and high dielectric resistance.
Description
Technical field
The present invention relates to the Insulation Material that a kind of cable is used, particularly a kind of insulating material of power cable for dredger underwater shovel arm; The invention still further relates to a kind of production method of insulating material of power cable for dredger underwater shovel arm.
Background technology
At present power cable for underwater shovel arm of dredger adopts common ethylene propylene rubber insulatedly, and common ethylene propylene rubber insulated resistance is low, and mechanical property, aging resistance are poor, so that the work-ing life of cable is short, fracture occurs easily.
Summary of the invention
Primary and foremost purpose of the present invention is to provide a kind of good mechanical property, insulation resistance value height, ageing-resistant insulating material of power cable for dredger underwater shovel arm.
For solving above technical problem, insulating material of power cable for dredger underwater shovel arm provided by the present invention, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.3 part; Zinc oxide: 2.0 ~ 2.5 parts; 2 mercapto benzimidazole MB:0.4 ~ 0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 ~ 0.5 part; Titanium dioxide: 0.7 ~ 1.5 part; Microcrystalline wax: 1.5 ~ 2.0 parts; Aluminium hydroxide: 1.5 ~ 2 parts; Stearic acid: 0.2 ~ 0.5 part; White carbon black: 1.5 ~ 2.5 parts; Superfine talcum powder: 12 ~ 16 parts; Calcinated argil: 0.2 ~ 0.4 part; Dicumyl peroxide DCP:0.5 ~ 1.0 part; Paraquinonedioxime GMF:0.1 ~ 0.2 part.
With respect to prior art, the present invention has obtained following beneficial effect: use the electro-insulating rubber of the power cable for underwater shovel arm of dredger that this Insulation Material makes, have low cigarette, Halogen, good mechanical property, high insulation resistance and ageing-resistant advantage.
As preferred version of the present invention, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 part; Zinc oxide: 2.0 parts; 2 mercapto benzimidazole MB:0.4 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 part; Titanium dioxide: 0.7 part; Microcrystalline wax: 1.5 parts; Aluminium hydroxide: 1.5 parts; Stearic acid: 0.2 part; White carbon black: 1.5 parts; Superfine talcum powder: 12 parts; Calcinated argil: 0.2 part; Dicumyl peroxide DCP:0.5 part; Paraquinonedioxime GMF:0.1 part.
As preferred version of the present invention, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.2 part; Zinc oxide: 2.2 parts; 2 mercapto benzimidazole MB:0.5 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.4 part; Titanium dioxide: 1.0 parts; Microcrystalline wax: 1.8 parts; Aluminium hydroxide: 1.8 parts; Stearic acid: 0.3 part; White carbon black: 2.0 parts; Superfine talcum powder: 14 parts; Calcinated argil: 0.3 part; Dicumyl peroxide DCP:0.7 part; Paraquinonedioxime GMF:0.15 part.
As preferred version of the present invention, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.3 part; Zinc oxide: 2.5 parts; 2 mercapto benzimidazole MB:0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.5 part; Titanium dioxide: 1.5 parts; Microcrystalline wax: 2.0 parts; Aluminium hydroxide: 2 parts; Stearic acid: 0.5 part; White carbon black: 2.5 parts; Superfine talcum powder: 16 parts; Calcinated argil: 0.4 part; Dicumyl peroxide DCP:1.0 part; Paraquinonedioxime GMF:0.2 part.
Another object of the present invention is, a kind of production method of insulating material of power cable for dredger underwater shovel arm is provided, the Insulation Material that the method is made, and good mechanical property, insulation resistance value is high, and ageing-resistant.
For solving above technical problem, the production method of insulating material of power cable for dredger underwater shovel arm provided by the present invention may further comprise the steps successively: (1) prepares raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.3 part; Zinc oxide: 2.0 ~ 2.5 parts; 2 mercapto benzimidazole MB:0.4 ~ 0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 ~ 0.5 part; Titanium dioxide: 0.7 ~ 1.5 part; Microcrystalline wax: 1.5 ~ 2.0 parts; Aluminium hydroxide: 1.5 ~ 2 parts; Stearic acid: 0.2 ~ 0.5 part; White carbon black: 1.5 ~ 2.5 parts; Superfine talcum powder: 12 ~ 16 parts; Calcinated argil: 0.2 ~ 0.4 part; Dicumyl peroxide DCP:0.5 ~ 1.0 part; Paraquinonedioxime GMF:0.1 ~ 0.2 part; (2) first that ethylene-propylene rubber(EPR) 2470B and ethylene-propylene rubber(EPR) 378K is mixing even on Banbury mixer; Then add successively 2 mercapto benzimidazole MB, 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD, microcrystalline wax, zinc oxide, aluminium hydroxide, superfine talcum powder, stearic acid, white carbon black, titanium dioxide and calcinated argil carried out mixing 7～9 minutes, made each component even; Then adopt three layer of 20 order+40 orders+60 mesh filter screen to filter rubber, the filter rubber is parked to abundant cooling after rolling over the page or leaf slice; Cooling will be rolled over a page or leaf film after finishing and is withdrawn into and add dibenzothiazyl disulfide DM on the clean Banbury mixer and continue fully mixing and in the end 45 ~ 60 seconds adding dicumyl peroxide DCP and paraquinonedioxime GMF, then blanking; Make a call to 5 triangle bags and drawing-down thin-pass in mill after the blanking and roll over a page or leaf machine slice by three rollers; Rubber mixture after the slice at room temperature keeps making in 16 ~ 20 hours fully cooling rear for subsequent use in the clean environment.
With respect to prior art, the present invention has obtained following beneficial effect: the electro-insulating rubber of the power cable for underwater shovel arm of dredger that use the method is made has low cigarette, Halogen, good mechanical property, high insulation resistance and ageing-resistant advantage.
As preferred version of the present invention, prepare raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 part; Zinc oxide: 2.0 parts; 2 mercapto benzimidazole MB:0.4 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 part; Titanium dioxide: 0.7 part; Microcrystalline wax: 1.5 parts; Aluminium hydroxide: 1.5 parts; Stearic acid: 0.2 part; White carbon black: 1.5 parts; Superfine talcum powder: 12 parts; Calcinated argil: 0.2 part; Dicumyl peroxide DCP:0.5 part; Paraquinonedioxime GMF:0.1 part.
As preferred version of the present invention, prepare raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.2 part; Zinc oxide: 2.2 parts; 2 mercapto benzimidazole MB:0.5 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.4 part; Titanium dioxide: 1.0 parts; Microcrystalline wax: 1.8 parts; Aluminium hydroxide: 1.8 parts; Stearic acid: 0.3 part; White carbon black: 2.0 parts; Superfine talcum powder: 14 parts; Calcinated argil: 0.3 part; Dicumyl peroxide DCP:0.7 part; Paraquinonedioxime GMF:0.15 part.
As preferred version of the present invention, prepare raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.3 part; Zinc oxide: 2.5 parts; 2 mercapto benzimidazole MB:0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.5 part; Titanium dioxide: 1.5 parts; Microcrystalline wax: 2.0 parts; Aluminium hydroxide: 2 parts; Stearic acid: 0.5 part; White carbon black: 2.5 parts; Superfine talcum powder: 16 parts; Calcinated argil: 0.4 part; Dicumyl peroxide DCP:1.0 part; Paraquinonedioxime GMF:0.2 part.
Embodiment
Embodiment one
Prepare raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 part; Zinc oxide: 2.0 parts; 2 mercapto benzimidazole MB:0.4 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 part; Titanium dioxide: 0.7 part; Microcrystalline wax: 1.5 parts; Aluminium hydroxide: 1.5 parts; Stearic acid: 0.2 part; White carbon black: 1.5 parts; Superfine talcum powder: 12 parts; Calcinated argil: 0.2 part; Dicumyl peroxide DCP:0.5 part; Paraquinonedioxime GMF:0.1 part.
May further comprise the steps successively during production: first that ethylene-propylene rubber(EPR) 2470B and ethylene-propylene rubber(EPR) 378K is mixing even on Banbury mixer; Then add successively antioxidant MB (2 mercapto benzimidazole), resinoid anti-aging agent RD (2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer), softening agent microcrystalline wax, promoting agent zinc oxide, fire retardant aluminium hydroxide, weighting agent superfine talcum powder, promoting agent stearic acid, strengthening agent white carbon black, tinting material titanium dioxide and weighting agent calcinated argil carried out mixing 7 minutes, makes each component even; Then adopt three layer of 20 order+40 orders+60 mesh filter screen to filter rubber, the filter rubber is parked to abundant cooling after rolling over the page or leaf slice; Cooling will roll over after finishing a page or leaf film be withdrawn into add accelerator DM (dibenzothiazyl disulfide) on the clean Banbury mixer and continue fully mixing and in the end 45 seconds adding vulcanizing agent DCP(dicumyl peroxides) and vulcanizing agent GMF(paraquinonedioxime), then blanking; Make a call to 5 triangle bags and drawing-down thin-pass in mill after the blanking and roll over a page or leaf machine slice by three rollers; Rubber mixture after the slice at room temperature keeps making in 16 hours fully cooling rear for subsequent use in the clean environment.When sizing material was extruded at rubber extruding machine, the die head temperature of rubber extruding machine mould needed in advance heating, makes die head temperature be higher than head temperature, guaranteed insulation smooth in appearance rounding.
Embodiment two
Prepare raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.2 part; Zinc oxide: 2.2 parts; 2 mercapto benzimidazole MB:0.5 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.4 part; Titanium dioxide: 1.0 parts; Microcrystalline wax: 1.8 parts; Aluminium hydroxide: 1.8 parts; Stearic acid: 0.3 part; White carbon black: 2.0 parts; Superfine talcum powder: 14 parts; Calcinated argil: 0.3 part; Dicumyl peroxide DCP:0.7 part; Paraquinonedioxime GMF:0.15 part.
May further comprise the steps successively during production: first that ethylene-propylene rubber(EPR) 2470B and ethylene-propylene rubber(EPR) 378K is mixing even on Banbury mixer; Then add successively antioxidant MB (2 mercapto benzimidazole), resinoid anti-aging agent RD (2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer), softening agent microcrystalline wax, promoting agent zinc oxide, fire retardant aluminium hydroxide, weighting agent superfine talcum powder, promoting agent stearic acid, strengthening agent white carbon black, tinting material titanium dioxide and weighting agent calcinated argil carried out mixing 8 minutes, makes each component even; Then adopt three layer of 20 order+40 orders+60 mesh filter screen to filter rubber, the filter rubber is parked to abundant cooling after rolling over the page or leaf slice; Cooling will roll over after finishing a page or leaf film be withdrawn into add accelerator DM (dibenzothiazyl disulfide) on the clean Banbury mixer and continue fully mixing and in the end 50 seconds adding vulcanizing agent DCP(dicumyl peroxides) and vulcanizing agent GMF(paraquinonedioxime), then blanking; Make a call to 5 triangle bags and drawing-down thin-pass in mill after the blanking and roll over a page or leaf machine slice by three rollers; Rubber mixture after the slice at room temperature keeps making in 18 hours fully cooling rear for subsequent use in the clean environment.When sizing material was extruded at rubber extruding machine, the die head temperature of rubber extruding machine mould needed in advance heating, makes die head temperature be higher than head temperature, guaranteed insulation smooth in appearance rounding.
Embodiment three
Prepare raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.3 part; Zinc oxide: 2.5 parts; 2 mercapto benzimidazole MB:0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.5 part; Titanium dioxide: 1.5 parts; Microcrystalline wax: 2.0 parts; Aluminium hydroxide: 2 parts; Stearic acid: 0.5 part; White carbon black: 2.5 parts; Superfine talcum powder: 16 parts; Calcinated argil: 0.4 part; Dicumyl peroxide DCP:1.0 part; Paraquinonedioxime GMF:0.2 part.
May further comprise the steps successively during production: first that ethylene-propylene rubber(EPR) 2470B and ethylene-propylene rubber(EPR) 378K is mixing even on Banbury mixer; Then add successively antioxidant MB (2 mercapto benzimidazole), resinoid anti-aging agent RD (2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer), softening agent microcrystalline wax, promoting agent zinc oxide, fire retardant aluminium hydroxide, weighting agent superfine talcum powder, promoting agent stearic acid, strengthening agent white carbon black, tinting material titanium dioxide and weighting agent calcinated argil carried out mixing 9 minutes, makes each component even; Then adopt three layer of 20 order+40 orders+60 mesh filter screen to filter rubber, the filter rubber is parked to abundant cooling after rolling over the page or leaf slice; Cooling will roll over after finishing a page or leaf film be withdrawn into add accelerator DM (dibenzothiazyl disulfide) on the clean Banbury mixer and continue fully mixing and in the end 60 seconds adding vulcanizing agent DCP(dicumyl peroxides) and vulcanizing agent GMF(paraquinonedioxime), then blanking; Make a call to 5 triangle bags and drawing-down thin-pass in mill after the blanking and roll over a page or leaf machine slice by three rollers; Rubber mixture after the slice at room temperature keeps making in 20 hours fully cooling rear for subsequent use in the clean environment.When sizing material was extruded at rubber extruding machine, the die head temperature of rubber extruding machine mould needed in advance heating, makes die head temperature be higher than head temperature, guaranteed insulation smooth in appearance rounding.
The ethylene-propylene rubber(EPR) 2470B that adopts among the embodiment is produced by Dutch DSM N. V., and ethylene-propylene rubber(EPR) 378K is by du pont company production.
Test result such as following table to the cable insulating material of embodiment one to embodiment three:
Test result shows that cable insulating material can reach tensile strength greater than 5.0MPa by this prescription production, and elongation at break is greater than 300%, and insulation resistance is greater than 1700M Ω km, and mechanical property, insulating property and aging resistance are superior.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (8)
1. an insulating material of power cable for dredger underwater shovel arm is characterized in that, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.3 part; Zinc oxide: 2.0 ~ 2.5 parts; 2 mercapto benzimidazole MB:0.4 ~ 0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 ~ 0.5 part; Titanium dioxide: 0.7 ~ 1.5 part; Microcrystalline wax: 1.5 ~ 2.0 parts; Aluminium hydroxide: 1.5 ~ 2 parts; Stearic acid: 0.2 ~ 0.5 part; White carbon black: 1.5 ~ 2.5 parts; Superfine talcum powder: 12 ~ 16 parts; Calcinated argil: 0.2 ~ 0.4 part; Dicumyl peroxide DCP:0.5 ~ 1.0 part; Paraquinonedioxime GMF:0.1 ~ 0.2 part.
2. insulating material of power cable for dredger underwater shovel arm according to claim 1 is characterized in that, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 part; Zinc oxide: 2.0 parts; 2 mercapto benzimidazole MB:0.4 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 part; Titanium dioxide: 0.7 part; Microcrystalline wax: 1.5 parts; Aluminium hydroxide: 1.5 parts; Stearic acid: 0.2 part; White carbon black: 1.5 parts; Superfine talcum powder: 12 parts; Calcinated argil: 0.2 part; Dicumyl peroxide DCP:0.5 part; Paraquinonedioxime GMF:0.1 part.
3. insulating material of power cable for dredger underwater shovel arm according to claim 1 is characterized in that, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.2 part; Zinc oxide: 2.2 parts; 2 mercapto benzimidazole MB:0.5 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.4 part; Titanium dioxide: 1.0 parts; Microcrystalline wax: 1.8 parts; Aluminium hydroxide: 1.8 parts; Stearic acid: 0.3 part; White carbon black: 2.0 parts; Superfine talcum powder: 14 parts; Calcinated argil: 0.3 part; Dicumyl peroxide DCP:0.7 part; Paraquinonedioxime GMF:0.15 part.
4. insulating material of power cable for dredger underwater shovel arm according to claim 1 is characterized in that, feed composition and the weight content of this Insulation Material are as follows: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.3 part; Zinc oxide: 2.5 parts; 2 mercapto benzimidazole MB:0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.5 part; Titanium dioxide: 1.5 parts; Microcrystalline wax: 2.0 parts; Aluminium hydroxide: 2 parts; Stearic acid: 0.5 part; White carbon black: 2.5 parts; Superfine talcum powder: 16 parts; Calcinated argil: 0.4 part; Dicumyl peroxide DCP:1.0 part; Paraquinonedioxime GMF:0.2 part.
5. the production method of an insulating material of power cable for dredger underwater shovel arm is characterized in that, may further comprise the steps successively: (1) prepares raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 ~ 0.3 part; Zinc oxide: 2.0 ~ 2.5 parts; 2 mercapto benzimidazole MB:0.4 ~ 0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 ~ 0.5 part; Titanium dioxide: 0.7 ~ 1.5 part; Microcrystalline wax: 1.5 ~ 2.0 parts; Aluminium hydroxide: 1.5 ~ 2 parts; Stearic acid: 0.2 ~ 0.5 part; White carbon black: 1.5 ~ 2.5 parts; Superfine talcum powder: 12 ~ 16 parts; Calcinated argil: 0.2 ~ 0.4 part; Dicumyl peroxide DCP:0.5 ~ 1.0 part; Paraquinonedioxime GMF:0.1 ~ 0.2 part; (2) first that ethylene-propylene rubber(EPR) 2470B and ethylene-propylene rubber(EPR) 378K is mixing even on Banbury mixer; Then add successively 2 mercapto benzimidazole MB, 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD, microcrystalline wax, zinc oxide, aluminium hydroxide, superfine talcum powder, stearic acid, white carbon black, titanium dioxide and calcinated argil carried out mixing 7～9 minutes, made each component even; Then adopt three layer of 20 order+40 orders+60 mesh filter screen to filter rubber, the filter rubber is parked to abundant cooling after rolling over the page or leaf slice; Cooling will be rolled over a page or leaf film after finishing and is withdrawn into and add dibenzothiazyl disulfide DM on the clean Banbury mixer and continue fully mixing and in the end 45 ~ 60 seconds adding dicumyl peroxide DCP and paraquinonedioxime GMF, then blanking; Make a call to 5 triangle bags and drawing-down thin-pass in mill after the blanking and roll over a page or leaf machine slice by three rollers; Rubber mixture after the slice at room temperature keeps making in 16 ~ 20 hours fully cooling rear for subsequent use in the clean environment.
6. the production method of insulating material of power cable for dredger underwater shovel arm according to claim 5 is characterized in that, prepares raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.1 part; Zinc oxide: 2.0 parts; 2 mercapto benzimidazole MB:0.4 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.3 part; Titanium dioxide: 0.7 part; Microcrystalline wax: 1.5 parts; Aluminium hydroxide: 1.5 parts; Stearic acid: 0.2 part; White carbon black: 1.5 parts; Superfine talcum powder: 12 parts; Calcinated argil: 0.2 part; Dicumyl peroxide DCP:0.5 part; Paraquinonedioxime GMF:0.1 part.
7. the production method of insulating material of power cable for dredger underwater shovel arm according to claim 5 is characterized in that, prepares raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.2 part; Zinc oxide: 2.2 parts; 2 mercapto benzimidazole MB:0.5 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.4 part; Titanium dioxide: 1.0 parts; Microcrystalline wax: 1.8 parts; Aluminium hydroxide: 1.8 parts; Stearic acid: 0.3 part; White carbon black: 2.0 parts; Superfine talcum powder: 14 parts; Calcinated argil: 0.3 part; Dicumyl peroxide DCP:0.7 part; Paraquinonedioxime GMF:0.15 part.
8. the production method of insulating material of power cable for dredger underwater shovel arm according to claim 5 is characterized in that, prepares raw material by following component and weight content: ethylene-propylene rubber(EPR) 2470B:10.5 part; Ethylene-propylene rubber(EPR) 378K:7.5 part; Dibenzothiazyl disulfide DM:0.3 part; Zinc oxide: 2.5 parts; 2 mercapto benzimidazole MB:0.6 part; 2,2,4-trimethylammonium-1,2-dihyaroquinoline polymer RD:0.5 part; Titanium dioxide: 1.5 parts; Microcrystalline wax: 2.0 parts; Aluminium hydroxide: 2 parts; Stearic acid: 0.5 part; White carbon black: 2.5 parts; Superfine talcum powder: 16 parts; Calcinated argil: 0.4 part; Dicumyl peroxide DCP:1.0 part; Paraquinonedioxime GMF:0.2 part.
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| CN102050999B (en) * | 2009-10-27 | 2012-10-10 | 北京科力恒久电力技术股份有限公司 | Insulation rubber for preparing cable joint and preparation method thereof |
| CN101759935A (en) * | 2009-12-28 | 2010-06-30 | 无锡天安特种电缆有限公司 | Ethylene propylene rubber insulation material of power cable for 6 KV grade submersible pump and preparation method thereof |
| CN101831115B (en) * | 2010-04-29 | 2011-12-21 | 江苏远洋东泽电缆股份有限公司 | Ethylene propylene rubber insulation material for longitudinal high-voltage watertight cable of ships and warships and production method thereof |
| CN102093642B (en) * | 2010-12-24 | 2012-06-27 | 江苏远洋东泽电缆股份有限公司 | Warship underwater sonar transducer cable insulation rubber and manufacturing method thereof |
| CN102093643B (en) * | 2010-12-24 | 2012-06-27 | 江苏远洋东泽电缆股份有限公司 | Cable insulated rubber for ship hydrophone equipment and preparation method thereof |
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2011
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Effective date of registration: 20191105 Address after: No. 299, xiahu Avenue, Taozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Gu Xiang refrigeration equipment Co., Ltd. Address before: 225129 Jiangsu city of Yangzhou province Guazhou town Hanjiang District Stone Road No. 2 Patentee before: Jiangsu Yuanyang Dongze Cable Co., Ltd. |