CN102557461A - Special fiber glass for fan blade and production process thereof - Google Patents
Special fiber glass for fan blade and production process thereof Download PDFInfo
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- CN102557461A CN102557461A CN2012100684007A CN201210068400A CN102557461A CN 102557461 A CN102557461 A CN 102557461A CN 2012100684007 A CN2012100684007 A CN 2012100684007A CN 201210068400 A CN201210068400 A CN 201210068400A CN 102557461 A CN102557461 A CN 102557461A
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- glass
- fiber glass
- special fiber
- modulus
- fan blade
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Abstract
The invention relates to a special fiber glass for a fan blade, and the special fiber glass comprises the following components by weight percent: 58.0-62.2% of SiO2, 0.3-1.5% of TiO2, 12.0-14.0% of Al2O3, 0.2-0.4% of Fe2O3, 22.0-23.0% of CaO, 0.1-0.5% of LiO2, 2.5-2.8% of MgO, 0-1.0% of WO3; 0.35% of Na2O, 0.15% of K2O and 0.2-0.5% of CeO2. The production process of the fiber glass comprises: preparing raw materials, melting, wiredrawing, winding, carrying out gum dipping, preparing a composite material, drying and detecting modulus. The produced special fiber glass for the fan blade has the advantages of being high in modulus of elasticity, high in requirements for the rigidity of products, acid-resistant and good in insulating property.
Description
Technical field
The present invention relates to a kind of special fiber glass of fan blades and production technique thereof, particularly include the compsn of organic silicon compound, and process the high-modulus special fiber glass of fan blades with said composition.
Background technology
Glass can cause from the rapid quenching of molten state that some character relevant with composition and structure is lower than glass block the fiber; Density descends 2%, specific refractory power decline 0.15%-0.4%, and Young's modulus descends in the scope of 7%-25%; The size of above-mentioned data depends on the size of block glass modulus.The Young's modulus of E glass, E-CR glass is respectively 72Gpa, 80Gpa both at home and abroad at present, and it is few that the Young's modulus of fiberglass surpasses 84 Gpa.Need the Young's modulus of spun glass high and produce the used spun glass of fan blade, the goods rigidity requirement is high, acidproof, good insulation preformance.In fact, closely bound up with Young's modulus, depend on the composition of glass and constitute temperature (the mold temperature control in the production process).
Summary of the invention
Main task of the present invention is to provide a kind of fan blade with fiberglass and production technique thereof, and the fiberglass of production can improve the fiber acid resistance, improves the high temperature viscosity and the melting capacity that improves glass of glass, reduces the low temperature viscosity of glass.
Technical scheme of the present invention is: a kind of special fiber glass of fan blades is characterized in that: be made up of following component in percentage by weight: SiO
2: 58.0-62.2%; TiO
2: 0.3-1.5%; Al
2O
3: 12.0-14.0%; Fe
2O
3: 0.2-0.4%; CaO:22.0-23.0%; LiO
2: 0.1-0.5%; MgO:2.5-2.8%; WO
3: 0-1.0%; Na
2O:0.35%; K
2O:0.15%; CeO
2: 0.2-0.5%.
Young's modulus >=the 84Gpa of said fiberglass.
A kind of production technique of described special fiber glass of fan blades; By the preparation of raw material of carrying out successively, found, wire drawing, doff, impregnation, process matrix material, oven dry, modulus and detect step and forms, it is characterized in that: the raw material of said preparation of raw material step employing is made up of silica sand, agalmatolite, Wingdale, rhombspar, Quilonum Retard, cerium oxide, Tungsten oxide 99.999; The described glass melting temperature of founding step is 1460 ℃-1480 ℃, and melting time is 12h-16h, and separating out the crystalline ceiling temperature is 1170 ℃-1185 ℃; Described wire drawing treatment temperature is 1230 ℃-1250 ℃, and wire drawing density is 2.69g/cm
3-2.7g/cm
3
The invention has the advantages that: above component is with SiO
2, Al
2O
3, CaO is main ingredient, is aided with other auxiliary components, uses TiO
2Replaced the B of routine in the alkali-free
2O
3And F
2, use WO selectively
3.Be in order effectively to improve the acid resistance of fiber.SiO particularly
2Content select＞58%, purpose is to improve the high temperature viscosity of glass, the content of CaO improves the melting capacity of glass, reduces the viscosity of glass, satisfies the stringy moulding process.And the use said components, the Young's modulus of producing special fiber glass of fan blades is high, and the goods rigidity requirement is high, acidproof, good insulation preformance.
Embodiment
Embodiment 1:
The fan blade fiberglass is made up of following component (part by weight): SiO
2: 59%; TiO
2: 0.3%; Al
2O
3: 13%; Fe
2O
3: 0.3%; CaO:22.5%; LiO
2: 0.2%; MgO:3%; WO
3: 0.5%; CeO
2: 0.5%; Na
2O:0.5 %; K
2O:0.2%.
Said components is made the fan blade fiberglass with following technology.Concrete technology is following:
Preparation of raw material: with 1000g glass is example, gets silica sand 101g, agalmatolite 655g, Wingdale 339g, rhombspar 132g, Quilonum Retard 5g, cerium oxide 5g.This prescription is consistent with above-mentioned composition and content.Though the composition of raw material is very complicated, raw materials used staple and assorted content have all been done corresponding requirement regulation, Gu can prepare the glass of said components through above-mentioned material list.Above-mentioned raw materials is mixed homogeneity >=95%; Then, the material for preparing is added to tank furnace, under 1460 ℃ temperature, melt, become liquid glass; Should be cooled to 1250 ℃ by the liquid state glass again, carry out conventional wire drawing through drawing wire machine then.1180 ℃ of the recrystallization temperatures of above-mentioned liquid glass, wire-drawing temperature must be at 1250 ℃.Through the recrystallization temperature interval time, to note temperature control in process of production, stride across this interval rapidly.
After wire drawing finishes, adopt conventional doff, impregnation, making matrix material, oven dry, moulding process step.These technologies are common process, this not tired stating.
Embodiment 1 contrasts with the test result of prior art:
The fan blade fiberglass pilot-scale experiment that is made by the component of embodiment 1 and technology and EC-R glass and the U.S. one tame patent No. are that 4026715 patent is compared, and data are following:
.
In the present invention, SiO2 selects 59%, and purpose is to improve the high temperature viscosity of glass, but melting capacity and wire-drawing performance descend; CaO can reduce melting capacity, wire-drawing temperature between 22-25%, satisfy wire-drawing performance; MgO makes the mold temperature of glass remain on about 1200 ℃ 3.0%; Al
2O
3The water resistance of 13% raising fiberglass improves the fusing of glass, improves the devitrification behavior of glass; TiO
20.3% reduces the forming temperature of glass, prolongs the work-ing life of platinum bushing, improves the acid resistance of glass; Fe
2O
30.3% introducing helps wire drawing; CeO
20.5% as solubility promoter, finings, adds properties-correcting agent WO specially
30.5%, in order to improve Young's modulus.
Embodiment 2:
Technology is identical with embodiment 1, and component is: SiO
2: 59.5%; TiO
2: 1.5%; Al
2O
3: 12.6%; Fe
2O
3: 0.2%; CaO:22.5%; LiO
2: 0.2%; MgO:2.8%; CeO
2: 0.2%; Na
2O:0.35%; K
2O:0.15%.Corresponding therewith material prescription is following: rhombspar: 12.8; Wingdale: 34.0; Agalmatolite: 62.5; Silica sand: 11.7; Titanium oxide: 1.3; Quilonum Retard: 0.51; Cerium oxide: 0.21.
Embodiment 2 contrasts with the test result of prior art:
Product carries out pilot scale, and with the data results after the pilot scale and EC-R glass with the U.S. one tame patent No. is: 4026715 patent is compared, and data are following:
In this instance, SiO2 selects more than 59.5%, and purpose is further to improve the high temperature viscosity of glass, but melting capacity and wire-drawing performance descend; CaO can reduce melting capacity, wire-drawing temperature between 22-25%, satisfy wire-drawing performance; TiO
2For 0.6-2% adds, can reduce the fiber-forming temperature of glass; MgO makes the mold temperature of glass remain on about 1200 ℃ at 2.5-3.0%; Al
2O
3Be 12.6%, the water resistance that improves fiberglass improves the fusing of glass, improves the devitrification behavior of glass; Do not use WO in this instance
3, purpose is to satisfy fan blade at present on the basis of glass modulus, reduces cost as far as possible.
To experimentize result's the reproduction test of above-mentioned prescription and finished product, data all match with first batch experimental result.Above result proves that the Young's modulus of blower fan dedicated fiber glass formula has reached more than the 84Gpa.Fan blade all is guaranteed with Young's modulus, goods rigidity requirement, acid resistance, the insulativity of fiberglass.
Claims (3)
1. a special fiber glass of fan blades is characterized in that: be made up of following component in percentage by weight: SiO
2: 58.0-62.2%; TiO
2: 0.3-1.5%; Al
2O
3: 12.0-14.0%; Fe
2O
3: 0.2-0.4%; CaO:22.0-23.0%; LiO
2: 0.1-0.5%; MgO:2.5-2.8%; WO
3: 0-1.0%; Na
2O:0.35%; K
2O:0.15%; CeO
2: 0.2-0.5%.
2. special fiber glass of fan blades according to claim 1 is characterized in that: the Young's modulus >=84Gpa of this fiberglass.
3. the production technique of the described special fiber glass of fan blades of claim 1; By the preparation of raw material of carrying out successively, found, wire drawing, doff, impregnation, process matrix material, oven dry, modulus and detect step and form, it is characterized in that: the raw material that the preparation of raw material step is chosen according to described composition and content is silica sand, agalmatolite, Wingdale, rhombspar, Quilonum Retard, cerium oxide, Tungsten oxide 99.999; The described glass melting temperature of founding step is 1460 ℃-1480 ℃, and melting time is 12h-16h, and separating out the crystalline ceiling temperature is 1170 ℃-1185 ℃; Described stringy temperature is 1230 ℃-1250 ℃, and wire drawing density is 2.69g/cm
3-2.7g/cm
3
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100684007A CN102557461A (en) | 2012-03-15 | 2012-03-15 | Special fiber glass for fan blade and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100684007A CN102557461A (en) | 2012-03-15 | 2012-03-15 | Special fiber glass for fan blade and production process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102557461A true CN102557461A (en) | 2012-07-11 |
Family
ID=46404257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100684007A Pending CN102557461A (en) | 2012-03-15 | 2012-03-15 | Special fiber glass for fan blade and production process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102557461A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107200479A (en) * | 2017-07-20 | 2017-09-26 | 太仓市格雷得五金有限公司 | A kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof |
| US11306021B2 (en) | 2018-11-26 | 2022-04-19 | Owens Coming Intellectual Capital, LLC | High performance fiberglass composition with improved elastic modulus |
| US11524918B2 (en) | 2018-11-26 | 2022-12-13 | Owens Corning Intellectual Capital, Llc | High performance fiberglass composition with improved specific modulus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602576A (en) * | 2009-07-15 | 2009-12-16 | 江苏九鼎新材料股份有限公司 | A kind of special fiber glass of fan blades |
-
2012
- 2012-03-15 CN CN2012100684007A patent/CN102557461A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602576A (en) * | 2009-07-15 | 2009-12-16 | 江苏九鼎新材料股份有限公司 | A kind of special fiber glass of fan blades |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107200479A (en) * | 2017-07-20 | 2017-09-26 | 太仓市格雷得五金有限公司 | A kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof |
| US11306021B2 (en) | 2018-11-26 | 2022-04-19 | Owens Coming Intellectual Capital, LLC | High performance fiberglass composition with improved elastic modulus |
| US11524918B2 (en) | 2018-11-26 | 2022-12-13 | Owens Corning Intellectual Capital, Llc | High performance fiberglass composition with improved specific modulus |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120711 |
|
| RJ01 | Rejection of invention patent application after publication |