CN104446316A - Fireproof door core board material, fireproof door core board and manufacturing methods thereof - Google Patents
Fireproof door core board material, fireproof door core board and manufacturing methods thereof Download PDFInfo
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- CN104446316A CN104446316A CN201410620760.2A CN201410620760A CN104446316A CN 104446316 A CN104446316 A CN 104446316A CN 201410620760 A CN201410620760 A CN 201410620760A CN 104446316 A CN104446316 A CN 104446316A
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Abstract
The invention provides a fireproof door core board material, a fireproof door core board and manufacturing methods thereof. The fireproof door core board comprises the following components by mass fraction: 15%-25% of expanded perlite, 17%-23% of magnesium oxide, 18%-22% of anhydrous magnesium chloride, 12%-18% of water, 5%-10% of urea-formaldehyde glue, 3%-7% of talcum powder, 4%-7% of a polyester adhesive, 2%-4% of white alum, 0.8%-1.2% of a foaming agent, 0.8%-1.4% of an anti-crack fiber, 0.5%-1.4% of potassium permanganate and 0.6%-1.5% of ferrous sulfate. The fire resistance of the fireproof door core board manufactured by the fireproof door core board material provided by the invention is relatively high; and in addition, the fireproof door core board manufactured by the fireproof door core board material provided by the invention also has excellent humidity resistance and corrosion resistance, good heat-insulating property, light weight and good sound absorption performance. The manufacturing method of the fireproof door core board is free of exhaust gas emission in the process, and accords with the requirements of development of environmental development.
Description
Technical field
The invention belongs to anti-fire door core board technical field, particularly relate to a kind of fire-resistant door core panel material, a kind of anti-fire door core board and preparation method thereof.
Background technology
Fire door is the door with fire stability, integrity and thermal insulation made with applied fireproofing, be mainly used in the places such as the fireproof brickwork opening of Building Fire Protection subregion, staircase gangway, evacu-ation walk, pipeline well head, usually pass through for personnel, can play when presence of fire and stop propagation of flame and prevent combustion product gases from flowing, and play sealing when positive supply air system work.In today that fire prevention is increasingly mature, have the building of fire protection requirement to have the figure of fire door, most code for fire protection design domestic at present all explicitly call for employing fire door.Development, the safety of development and production to guarantee people's lives and properties of fire door product serve positive effect.China starts late in fire door market, but development rapidly.Step Lip river international information centre punch and count display: China's fire door demand in 2006 is 4,610 ten thousand door frames, and within 2009, fire door demand is 5,715 ten thousand door frames, increases by 4.65% on a year-on-year basis.By the end of the end of the year 2010, China's fire door demand will be 6,083 ten thousand door frames.Along with the continuous expansion of downstream industry, expect 2015, the demand of China's fire door will reach 9,144 ten thousand door frames, increase by 7.96% on a year-on-year basis.The demand of visible fire door is with a sane growing trend increasing progressively, and its market outlook are still very wide.
Disclose a kind of anti-fire door core board and preparation method thereof in prior art, this anti-fire door core board is made up of the raw material comprising following weight fraction: 30 ~ 50 parts, magnesium oxide; 15 ~ 60 parts, magnesium chloride; 45 ~ 50 parts, water; Calcium hydrogen carbonate 12 ~ 35 parts; Properties-correcting agent 0.5 ~ 3 part, fortifying fibre 1 ~ 15 part.This anti-fire door core board physical properties is stablized, and anti-folding, resistance to bend are good, but its fire performance is poor, do not reach A1 level.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of fire-resistant door core panel material, a kind of anti-fire door core board and preparation method thereof, the fire performance of anti-fire door core board provided by the invention is higher.
The invention provides a kind of fire-resistant door core panel material, in massfraction, comprise following component:
Pearlstone 15% ~ 25%; Magnesium oxide 17% ~ 23%; Magnesium Chloride Anhydrous 18% ~ 22%; Water 12% ~ 18%; Urine aldehyde glue 5% ~ 10%; Talcum powder 3% ~ 7%; Polyester adhesive 4% ~ 7%; Alum 2% ~ 4%; Whipping agent 0.8% ~ 1.2%; Anti-crack fiber 0.8% ~ 1.4%; Potassium permanganate 0.5% ~ 1.4%; Ferrous sulfate 0.6% ~ 1.5%.
Preferably, 0.9% ~ 1.1% whipping agent is comprised.
Preferably, 6% ~ 9% urea-formaldehyde glue is comprised.
Preferably, 4.5% ~ 6.5% polyester adhesive is comprised.
Preferably, the diameter of described anti-crack fiber is 18 microns ~ 25 microns.
Preferably, described magnesian granularity is 160 order ~ 220 orders.
Preferably, described whipping agent is vegetable-protein.
The invention provides a kind of making method of anti-fire door core board, comprise the following steps:
Pearlstone, magnesium oxide, Magnesium Chloride Anhydrous, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate are mixed, obtains fire line compound;
Dropped into by described fire line compound in mould or door core crab, pressurization, depanning, obtains anti-fire door core board.
Preferably, the pressure of described pressurization is 200 tons ~ 400 tons;
The temperature of described pressurization is 100 DEG C ~ 350 DEG C;
The time of described pressurization is 60min ~ 120min.
Present invention also offers the anti-fire door core board that the making method described in a kind of technique scheme makes.
The invention provides a kind of fire-resistant door core panel material, in massfraction, comprise following component: pearlstone 15% ~ 25%; Magnesium oxide 17% ~ 23%; Magnesium Chloride Anhydrous 18% ~ 22%; Water 12% ~ 18%; Urine aldehyde glue 5% ~ 10%; Talcum powder 3% ~ 7%; Polyester adhesive 4% ~ 7%; Alum 2% ~ 4%; Whipping agent 0.8% ~ 1.2%; Anti-crack fiber 0.8% ~ 1.4%; Potassium permanganate 0.5% ~ 1.4%; Ferrous sulfate 0.6% ~ 1.5%.The fire performance of the anti-fire door core board that fire-resistant door core panel material provided by the invention makes is higher, reaches A1 level.In addition, the anti-fire door core board that fire-resistant door core panel material provided by the invention makes also has excellent protection against the tide, protection against corrosion; Heat-proof quality is good; Light weight; Sound-absorbing.Experimental result shows: the density of the anti-fire door core board that fire-resistant door core panel material provided by the invention makes is 200kg/cm
3~ 250kg/cm
3; Folding strength is more than or equal to 8MPa; Ultimate compression strength 0.35MPa ~ 0.8MPa; Thermal conductivity is less than or equal to 0.035 ~ 0.076W/ (m.k); Water ratio is less than or equal to 10%; Bulking factor is less than or equal to 0.25%; Fire endurance 0.6h ~ 2h; Combustion heat value is 0.1MJ/kg; Resistance to combustion temperature 1300 DEG C; Sound absorption coefficient is 0.03 ~ 0.8.
Non-exhaust emission in the making method process of making anti-fire door core board provided by the invention, meets environmental protection demand for development.Anti-fire door core board provided by the invention can be cut, can dig, can saw and can carving.
Embodiment
The invention provides a kind of fire-resistant door core panel material, in massfraction, comprise following component:
Pearlstone 15% ~ 25%; Magnesium oxide 17% ~ 23%; Magnesium Chloride Anhydrous 18% ~ 22%; Water 12% ~ 18%; Urine aldehyde glue 5% ~ 10%; Talcum powder 3% ~ 7%; Polyester adhesive 4% ~ 7%; Alum 2% ~ 4%; Whipping agent 0.8% ~ 1.2%; Anti-crack fiber 0.8% ~ 1.4%; Potassium permanganate 0.5% ~ 1.4%; Ferrous sulfate 0.6% ~ 1.5%.
Fire-resistant door core panel material provided by the invention, in massfraction, comprises pearlstone 15% ~ 25%, is preferably 17% ~ 23%, is more preferably 19% ~ 21%, most preferably is 20%.In the present invention, pearlstone be a kind of nontoxic, tasteless, do not fire, be stale-proof, acid and alkali-resistance, insulation, sound and thermal insulating material, inner in polynuclear plane, through fragmentation by material from acidic volcanic glass matter lava (perlite), be sized to certain particle size, again through preheating, the high-quality heat-insulating material of high-temperature delayed sintering more than 1300 DEG C and a kind of white of making or light color, can make as products such as hydrophobic pearlite warming plate, perlite acoustic panel, partition plate, PLASTIC LAMINATED from different agglutinates.
In the present invention, described fire-resistant door core panel material comprises magnesium oxide 17% ~ 23%, is preferably 18% ~ 22%, is more preferably 19% ~ 21%, most preferably is 20%.In the present invention, described magnesian granularity is preferably 160 order ~ 200 orders, is more preferably 180 order ~ 200 orders.
In the present invention, described fire-resistant door core panel material comprises Magnesium Chloride Anhydrous 18% ~ 22%, is preferably 19% ~ 21%, is more preferably 20%.The source of the present invention to described Magnesium Chloride Anhydrous does not have special restriction, adopts Magnesium Chloride Anhydrous well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises water 12% ~ 18%, is preferably 13% ~ 17%, is more preferably 14% ~ 16%, most preferably is 15%.The source of the present invention to described water does not have special restriction, adopts water well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises urea-formaldehyde glue 5% ~ 10%, is preferably 6% ~ 9%, is more preferably 8%.The source of the present invention to described urea-formaldehyde glue does not have special restriction, adopts urea-formaldehyde glue well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises talcum powder 3% ~ 7%, is preferably 4% ~ 6%, is more preferably 5%; Described talcous granularity is preferably 60 order ~ 80 orders, is more preferably 80 order ~ 100 orders.The present invention does not have special restriction to described talcous source, adopts talcum powder well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises polyester adhesive 4% ~ 7%, is preferably 5% ~ 6%, is more preferably 4.5% ~ 6.5%, most preferably is 5%.The source of the present invention to described polyester adhesive does not have special restriction, adopts polyester adhesive well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises alum 2% ~ 4%, is preferably 2.5% ~ 3.5%, is more preferably 3%.The source of the present invention to described alum does not have special restriction, adopts alum well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises whipping agent 0.8% ~ 1.2%, is preferably 0.9% ~ 1.1%, is more preferably 1.0%; Described whipping agent is preferably vegetable-protein.The source of the present invention to described whipping agent does not have special restriction, adopts whipping agent well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises anti-crack fiber 0.8% ~ 1.4%, is preferably 0.9% ~ 1.3%, is more preferably 1.0%; Described anti-crack fiber is polypropylene filaments; The diameter of described anti-crack fiber is preferably 18 microns ~ 25 microns, is more preferably 19 microns ~ 21 microns.The source of the present invention to described anti-crack fiber does not have special restriction, adopts anti-crack fiber well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises potassium permanganate 0.5% ~ 1.4%, is preferably 0.6% ~ 1.3%, is more preferably 0.7% ~ 1.2%, most preferably is 1.0%.The source of the present invention to described potassium permanganate does not have special restriction, adopts potassium permanganate well known to those skilled in the art, as adopted its commercial goods.
In the present invention, described fire-resistant door core panel material comprises ferrous sulfate 0.6% ~ 1.5%, is preferably 0.7% ~ 1.4%, is more preferably 0.8% ~ 1.3%, most preferably is 1%.The source of the present invention to described ferrous sulfate does not have special restriction, adopts ferrous sulfate well known to those skilled in the art, as adopted its commercial goods.
The invention provides a kind of making method of anti-fire door core board, comprise the following steps:
Pearlstone, magnesium oxide, Magnesium Chloride Anhydrous, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate are mixed, obtains fire line compound;
Dropped into by described fire line compound in mould or door core crab, pressurization, depanning, obtains anti-fire door core board.
In the present invention, source and the consumption of the source of described pearlstone, magnesium oxide, Magnesium Chloride Anhydrous, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate and consumption and the pearlstone described in technique scheme, magnesium oxide, Magnesium Chloride Anhydrous, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate are consistent, do not repeat them here.
In the present invention, a kind of anti-crack fiber is have employed in anti-fire door core board making processes, compared with prior art, instead of two kinds of original anti-crack fibers: polypropylene fibre and glass fibre, decrease the use of raw material, reduce production cost, improve the intensity of anti-fire door core board, make anti-fire door core board not easy fracture in production and handling process.
Compared with prior art, the consumption of the whipping agent that the present invention makes in anti-fire door core board process adjusts, and improves production efficiency, reduces production cost about 10%.
In the present invention, described pearlstone, magnesium oxide, Magnesium Chloride Anhydrous, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate preferably mix under the condition stirred.The method of the present invention to described stirring does not have special restriction, adopts stirring technique scheme well known to those skilled in the art.The equipment of the present invention to described stirring does not have special restriction, adopts whipping device well known to those skilled in the art.In the present invention, the temperature of described pearlstone, magnesium oxide, Magnesium Chloride Anhydrous, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate mixing is preferably 20 DEG C ~ 25 DEG C, is more preferably 25 DEG C ~ 30 DEG C; The time of described pearlstone, magnesium oxide, Magnesium Chloride Anhydrous, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate mixing is preferably 4min ~ 5min, is more preferably 5min ~ 6min.
After obtaining fire line compound, described fire line compound drops in mould or door core crab by the present invention, and pressurization, depanning, obtains anti-fire door core board.The present invention does not have special restriction to described mould or door core crab, adopts well known to those skilled in the artly to prepare anti-fire door core board mould used or door core crab.In the present invention, the pressure of described pressurization is preferably 200 tons ~ 400 tons, is more preferably 250 tons ~ 380 tons, most preferably is 280 tons ~ 360 tons; The temperature of described pressurization is preferably 100 DEG C ~ 350 DEG C, is more preferably 150 DEG C ~ 330 DEG C, most preferably is 200 DEG C ~ 300 DEG C; The time of described pressurization is preferably 60min ~ 120min, is more preferably 70min ~ 110min, most preferably is 80min ~ 100min.
After depanning, the anti-fire door core board wet plate after depanning is preferably carried out drying by the present invention, obtains anti-fire door core board.In the present invention, described drying is preferably seasoning; The temperature of described drying is preferably 18 DEG C ~ 22 DEG C, is more preferably 22 DEG C ~ 25 DEG C; The time of described drying is preferably 40h ~ 45h, is more preferably 45h ~ 50h.
Present invention also offers the anti-fire door core board that the making method described in a kind of technique scheme makes.The specification of door panel provided by the invention can be 2100 × 900 × (25 ~ 65) mm, also can be 2050 × 850 × (25 ~ 65) mm; Can also require to carry out Design and Machining according to actual production.
Anti-fire door core board provided by the invention belongs to non-ionic type caking agent, neutral state, can not with metallic molecule generation replacement(metathesis)reaction, and make each perlite particle all be in coating state, glued membrane self water tolerance is high, hinder perlitic moisture absorption performance, can not corrosion be caused to metal contact, extend the life-span of fire door.
The present invention checks according to GB8624-2006 " material of construction and product burns grading performance " the anti-fire door core board of the 200mm × 200mm provided × 67mm.Test result shows: the combustionproperty of anti-fire door core board provided by the invention reaches A1 level, and fire endurance is 0.6h ~ 2h, and combustion heat value is 0.1MJ/kg, and resistance to combustion temperature is 1300 DEG C; Naked light combustion after without poison gas, cure without black smoke.
The present invention carries out performance test according to GB/T20285-2006AQ1 " classification of material producing smoke toxicity risk " to anti-fire door core board.Test result shows: anti-fire door core board intensity provided by the invention is high, thermal conductivity is little, unit weight is moderate, and moistureproof, protection against corrosion, hydrophobicity performance is good, and sound insulation shock absorbing resilient is good.
The invention provides a kind of fire-resistant door core panel material, in massfraction, comprise following component: pearlstone 15% ~ 25%; Magnesium oxide 17% ~ 23%; Magnesium Chloride Anhydrous 18% ~ 22%; Water 12% ~ 18%; Urine aldehyde glue 5% ~ 10%; Talcum powder 3% ~ 7%; Polyester adhesive 4% ~ 7%; Alum 2% ~ 4%; Whipping agent 0.8% ~ 1.2%; Anti-crack fiber 0.8% ~ 1.4%; Potassium permanganate 0.5% ~ 1.4%; Ferrous sulfate 0.6% ~ 1.5%.The fire performance of the anti-fire door core board that fire-resistant door core panel material provided by the invention makes is higher.In addition, the anti-fire door core board that fire-resistant door core panel material provided by the invention makes also has excellent protection against the tide, protection against corrosion; Heat-proof quality is good; Light weight; Sound-absorbing.Experimental result shows: the density of the anti-fire door core board that fire-resistant door core panel material provided by the invention makes is 200kg/cm
3~ 250kg/cm
3; Folding strength is more than or equal to 8MPa; Ultimate compression strength 0.35MPa ~ 0.8MPa; Thermal conductivity is less than or equal to 0.035 ~ 0.076W/ (m.k); Water ratio is less than or equal to 10%; Bulking factor is less than or equal to 0.25%; Fire endurance 0.6 ~ 2h; Resistance to combustion temperature 1300 DEG C; Combustion heat value is 0.1MJ/kg; Sound absorption coefficient is 0.03 ~ 0.8.
It is not loose not mashed that anti-fire door core board provided by the invention can stand soaked guarantee for a long time; The component materials such as adhesive cures agent could should not corrode not rotten door panel by shutter body steel plate in neutral; Meanwhile, door panel also possesses good hydrophobicity performance, does water absorption test and can present lotus leaf dewdrop effect, can effectively stop water suction to be got damp, favourable reduction plate glue consumption, thus economizes on resources, and reduces costs.
In order to further illustrate the present invention, below in conjunction with embodiment, a kind of fire-resistant door core panel material provided by the invention, a kind of anti-fire door core board and preparation method thereof being described in detail, but they can not being interpreted as limiting the scope of the present invention.
In embodiment 1 ~ 3, pearlstone is bought in Haicheng City Jin Heng magnesite company limited; Magnesium oxide is bought in Haicheng City Jin Heng magnesite company limited; Magnesium Chloride Anhydrous is bought in Heng Tai furnace charge company limited of Huludao City; Urea-formaldehyde glue is bought in Jiao Chang company of Dalian Toyota; Talcum powder is bought in Flower of Chinese Redbud building materials company; Polyester adhesive is bought in Nanjing ten thousand cefpodoxime proxetil waterproof paint company limited; Alum is bought in company of washing of Long Ruida raw material distribution place; Whipping agent is bought in fortification building materials Science and Technology Ltd. of BeiJing ZhongKe; Anti-crack fiber is bought in Yixing City distance of travel of roc lubricating oil company limited; Potassium permanganate is bought and is bought in Heng Ji industrial chemicals company limited in Ying Qi commerce and trade company limited and ferrous sulfate.
Embodiment 1
20000g pearlstone, 20000g magnesium oxide, 20000g Magnesium Chloride Anhydrous, 15000g water, 8000g urea-formaldehyde glue, 5000g talcum powder, 5000g polyester adhesive, 3000g alum, 1000g whipping agent, 1000g anti-crack fiber, 1000g potassium permanganate and 1000g ferrous sulfate are mixed, obtains fire line compound;
Dropped into by described fire line compound in mould, at 150 DEG C, 220 tons of pressurization 100min, depanning, seasoning, obtains anti-fire door core board.
The present invention carries out performance test according to described in technique scheme to obtained anti-fire door core board, and test result is: the density of anti-fire door core board is 230kg/cm
3; Folding strength is 9.5MPa; Ultimate compression strength is 0.5MPa; Thermal conductivity is 0.04W/ (m.k); Water ratio is 8%; Bulking factor is 0.2%; Fire endurance is 2h; Resistance to combustion temperature is 1300 DEG C; Sound absorption coefficient is 0.05.
Embodiment 2
22800g pearlstone, 21080g magnesium oxide, 24750g Magnesium Chloride Anhydrous, 16500g water, 9100g urea-formaldehyde glue, 4100g talcum powder, 5500g polyester adhesive, 2750g alum, 1100g whipping agent, 1280g anti-crack fiber, 1270g potassium permanganate and 825g ferrous sulfate are mixed, obtains fire line compound;
Dropped into by described fire line compound in mould, at 200 DEG C, 300 tons of pressurization 110min, depanning, seasoning, obtains anti-fire door core board.
The present invention carries out performance test according to described in technique scheme to obtained anti-fire door core board, and test result is: the density of anti-fire door core board is 210kg/cm
3; Folding strength is 8.5MPa; Ultimate compression strength is 0.75MPa; Thermal conductivity is 0.05W/ (m.k); Water ratio is 6%; Bulking factor is 0.15%; Fire endurance is 1.5h; Resistance to combustion temperature is 1300 DEG C; Sound absorption coefficient is 0.8.
Embodiment 3
18750g pearlstone, 19125g magnesium oxide, 16500g Magnesium Chloride Anhydrous, 13500g water, 5625g urea-formaldehyde glue, 5250g talcum powder, 4500g polyester adhesive, 2250g alum, 900g whipping agent, 1050g anti-crack fiber, 1050g potassium permanganate and 1125g ferrous sulfate are mixed, obtains fire line compound;
Dropped into by described fire line compound in mould, at 350 DEG C, 400 tons of pressurization 60min, depanning, seasoning, obtains anti-fire door core board.
The present invention carries out performance test according to described in technique scheme to obtained anti-fire door core board, and test result is: the density of anti-fire door core board is 240kg/cm
3; Folding strength is 10MPa; Ultimate compression strength is 0.8MPa; Thermal conductivity is 0.07W/ (m.k); Water ratio is 4%; Bulking factor is 0.1%; Fire endurance is 1.8h; Resistance to combustion temperature is 1300 DEG C; Sound absorption coefficient is 0.5.
As seen from the above embodiment, the invention provides a kind of fire-resistant door core panel material, in massfraction, comprise following component: pearlstone 15% ~ 25%; Magnesium oxide 17% ~ 23%; Magnesium Chloride Anhydrous 18% ~ 22%; Water 12% ~ 18%; Urine aldehyde glue 5% ~ 10%; Talcum powder 3% ~ 7%; Polyester adhesive 4% ~ 7%; Alum 2% ~ 4%; Whipping agent 0.8% ~ 1.2%; Anti-crack fiber 0.8% ~ 1.4%; Potassium permanganate 0.5% ~ 1.4%; Ferrous sulfate 0.6% ~ 1.5%.The fire performance of the anti-fire door core board that fire-resistant door core panel material provided by the invention makes is higher.In addition, the anti-fire door core board that fire-resistant door core panel material provided by the invention makes also has excellent protection against the tide, protection against corrosion; Heat-proof quality is good; Light weight; Sound-absorbing.Experimental result shows: the density of the anti-fire door core board that fire-resistant door core panel material provided by the invention makes is 200kg/cm
3~ 250kg/cm
3; Folding strength is more than or equal to 8MPa; Ultimate compression strength 0.35MPa ~ 0.8MPa; Thermal conductivity is less than or equal to 0.035 ~ 0.076W/ (m.k); Water ratio is less than or equal to 10%; Bulking factor is less than or equal to 0.25%; Fire endurance 0.6 ~ 2h; Combustion heat value is 0.1MJ/kg; Resistance to combustion temperature 1300 DEG C; Sound absorption coefficient is 0.03 ~ 0.8.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a fire-resistant door core panel material, in massfraction, comprises following component:
Pearlstone 15% ~ 25%; Magnesium oxide 17% ~ 23%; Magnesium Chloride Anhydrous 18% ~ 22%; Water 12% ~ 18%; Urine aldehyde glue 5% ~ 10%; Talcum powder 3% ~ 7%; Polyester adhesive 4% ~ 7%; Alum 2% ~ 4%; Whipping agent 0.8% ~ 1.2%; Anti-crack fiber 0.8% ~ 1.4%; Potassium permanganate 0.5% ~ 1.4%; Ferrous sulfate 0.6% ~ 1.5%.
2. fire-resistant door core panel material according to claim 1, is characterized in that, comprises whipping agent 0.9% ~ 1.1%.
3. fire-resistant door core panel material according to claim 1, is characterized in that, comprises urea-formaldehyde glue 6% ~ 9%.
4. fire-resistant door core panel material according to claim 1, is characterized in that, comprises polyester adhesive 4.5% ~ 6.5%.
5. fire-resistant door core panel material according to claim 1, is characterized in that, the diameter of described anti-crack fiber is 18 microns ~ 25 microns.
6. fire-resistant door core panel material according to claim 1, is characterized in that, described magnesian granularity is 160 order ~ 200 orders.
7. fire-resistant door core panel material according to claim 1, is characterized in that, described whipping agent is vegetable-protein.
8. adopt a making method for the anti-fire door core board of fire-resistant door core panel material described in any one of claim 1 to 7, comprise the following steps:
Pearlstone, magnesium oxide, magnesium chloride, water, urea-formaldehyde glue, talcum powder, polyester adhesive, alum, whipping agent, anti-crack fiber, potassium permanganate and ferrous sulfate are mixed, obtains fire line compound;
Dropped into by described fire line compound in mould or door core crab, pressurization, depanning, obtains anti-fire door core board.
9. making method according to claim 8, is characterized in that, the pressure of described pressurization is 200 tons ~ 400 tons;
The temperature of described pressurization is 100 DEG C ~ 350 DEG C;
The time of described pressurization is 60min ~ 120min.
10. the anti-fire door core board of a making method making according to claim 8 or claim 9.
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| CN104926266A (en) * | 2015-06-10 | 2015-09-23 | 安徽安旺门业有限公司 | Low-pollution fireproof door core |
| CN104945008A (en) * | 2015-06-17 | 2015-09-30 | 中科西奥电梯有限公司 | Fire-proof core veneer material for elevator door, fire-proof core veneer and production method of fire-proof core veneer |
| CN104961426A (en) * | 2015-06-10 | 2015-10-07 | 安徽安旺门业有限公司 | Fireproof door core |
| CN104987030A (en) * | 2015-06-10 | 2015-10-21 | 安徽安旺门业有限公司 | High-intensity fireproof door core |
| CN107200547A (en) * | 2017-06-21 | 2017-09-26 | 合肥伊只门窗有限公司 | A kind of preparation method of anti-fire door core board |
| CN107365475A (en) * | 2017-08-31 | 2017-11-21 | 安徽智博新材料科技有限公司 | A kind of blast protection capacitor insulation material |
| CN107759185A (en) * | 2017-10-18 | 2018-03-06 | 安徽美林凯迪木业有限公司 | A kind of preparation method of fire-resistant door core plate material |
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| CN104926266A (en) * | 2015-06-10 | 2015-09-23 | 安徽安旺门业有限公司 | Low-pollution fireproof door core |
| CN104961426A (en) * | 2015-06-10 | 2015-10-07 | 安徽安旺门业有限公司 | Fireproof door core |
| CN104987030A (en) * | 2015-06-10 | 2015-10-21 | 安徽安旺门业有限公司 | High-intensity fireproof door core |
| CN104945008A (en) * | 2015-06-17 | 2015-09-30 | 中科西奥电梯有限公司 | Fire-proof core veneer material for elevator door, fire-proof core veneer and production method of fire-proof core veneer |
| CN107200547A (en) * | 2017-06-21 | 2017-09-26 | 合肥伊只门窗有限公司 | A kind of preparation method of anti-fire door core board |
| CN107365475A (en) * | 2017-08-31 | 2017-11-21 | 安徽智博新材料科技有限公司 | A kind of blast protection capacitor insulation material |
| CN107759185A (en) * | 2017-10-18 | 2018-03-06 | 安徽美林凯迪木业有限公司 | A kind of preparation method of fire-resistant door core plate material |
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Application publication date: 20150325 |