RU99108736A - WEARABLE ITEM FROM COMPOSITE MATERIAL - Google Patents

WEARABLE ITEM FROM COMPOSITE MATERIAL

Info

Publication number
RU99108736A
RU99108736A RU99108736/02A RU99108736A RU99108736A RU 99108736 A RU99108736 A RU 99108736A RU 99108736/02 A RU99108736/02 A RU 99108736/02A RU 99108736 A RU99108736 A RU 99108736A RU 99108736 A RU99108736 A RU 99108736A
Authority
RU
Russia
Prior art keywords
ceramic
wear
composite material
material according
resistant
Prior art date
Application number
RU99108736/02A
Other languages
Russian (ru)
Other versions
RU2177389C2 (en
Inventor
Убер ФРАНСУА
Original Assignee
Убер ФРАНСУА
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EP96202741A external-priority patent/EP0838288A1/en
Application filed by Убер ФРАНСУА filed Critical Убер ФРАНСУА
Publication of RU99108736A publication Critical patent/RU99108736A/en
Application granted granted Critical
Publication of RU2177389C2 publication Critical patent/RU2177389C2/en

Links

Claims (11)

1. Износостойкая деталь из композитного материала, получаемая традиционным или центробежным литьем и представляющая собой металлическую матрицу, изнашивающаяся(иеся) поверхность(и) которой снабжена(ы) вставками с высокой износостойкостью, отличающаяся тем, что вставки выполнены в виде керамической галеты, пропитываемой жидким металлом в процессе литья, причем керамический материал этой галеты представляет собой гомогенный твердый раствор 20-80% Al2O3 и 80-20% ZrO2, где количественные значения выражены в весе компонентов.1. A wear-resistant part made of a composite material obtained by traditional or centrifugal casting and representing a metal matrix, the wearing (s) surface (s) of which is equipped with inserts with high wear resistance, characterized in that the inserts are made in the form of a ceramic biscuit impregnated with liquid metal during casting, and the ceramic material of this biscuit is a homogeneous solid solution of 20-80% Al 2 O 3 and 80-20% ZrO 2 , where quantitative values are expressed in the weight of the components. 2. Износостойкая деталь из композитного материала по п.1, отличающаяся тем, что керамический материал содержит 55-60 вес.% Al2O3 и 38-42 вес.% ZrO2.2. A wear-resistant component made of a composite material according to claim 1, characterized in that the ceramic material contains 55-60 wt.% Al 2 O 3 and 38-42 wt.% ZrO 2 . 3. Износостойкая деталь из композитного материала по п.1, отличающаяся тем, что керамический материал содержит 70-77 вес.% Al2O3 и 23-27 вес.% ZrO2.3. The wear-resistant part made of a composite material according to claim 1, characterized in that the ceramic material contains 70-77 wt.% Al 2 O 3 and 23-27 wt.% ZrO 2 . 4. Износостойкая деталь из композитного материала по любому из предшествующих пунктов, отличающаяся тем, что содержание керамических материалов во вставке заключено в пределах 35-80 вес.%, предпочтительнее 40-60% и в оптимальном варианте - порядка 50%. 4. A wear-resistant component made of a composite material according to any one of the preceding paragraphs, characterized in that the content of ceramic materials in the insert is in the range of 35-80 wt.%, More preferably 40-60% and, in the best case, about 50%. 5. Износостойкая деталь из композитного материала по любому из предшествующих пунктов, отличающаяся тем, что вставки выполнены из агломерата композитных керамических зерен, имеющих крупность по стандарту FEPA в диапазоне F6-F22.5. A wear-resistant component made of composite material according to any one of the preceding paragraphs, characterized in that the inserts are made of agglomerate of composite ceramic grains having fineness according to the FEPA standard in the range of F 6 -F 22 . 6. Износостойкая деталь из композитного материала по любому из предшествующих пунктов, отличающаяся тем, что керамические зерна получены электроплавкой, спеканием, термическим напылением или любым другим способом. 6. A wear-resistant component made of a composite material according to any one of the preceding paragraphs, characterized in that the ceramic grains are obtained by electrofusion, sintering, thermal spraying or any other method. 7. Износостойкая деталь из композитного материала по любому из предшествующих пунктов, отличающаяся тем, что керамические зерна скреплены с помощью минерального или органического жидкого клея, обеспечивающего получение керамической галеты. 7. A wear-resistant component made of a composite material according to any one of the preceding paragraphs, characterized in that the ceramic grains are bonded with mineral or organic liquid glue, providing ceramic biscuits. 8. Износостойкая деталь из композитного материала по п.7, отличающаяся тем, что галета содержит не более 4% клея. 8. A wear-resistant component made of a composite material according to claim 7, characterized in that the biscuit contains no more than 4% glue. 9. Износостойкая деталь из композитного материала, получаемая литьем и образованная металлической матрицей, включающей, по меньшей мере, одну керамическую галету, отличающаяся тем, что, по меньшей мере, две керамические галеты наложены одна на другую с сохранением между ними зазора порядка 10 мм для обеспечения возможности поступления жидкого металла. 9. A wear-resistant part made of a composite material obtained by casting and formed by a metal matrix comprising at least one ceramic biscuit, characterized in that at least two ceramic biscuits are superimposed on one another with a gap of about 10 mm between them providing the possibility of receipt of liquid metal. 10. Износостойкая деталь из композитного материала, получаемая традиционным или центробежным литьем по любому из предшествующих пунктов и представляющая собой металлическую матрицу, в которую помещена износостойкая керамическая галета, отличающаяся тем, что керамическая галета выполнена в виде сотовой структуры, различные ячейки которой имеют многоугольную или круглую форму в сердцевине керамической фазы. 10. A wear-resistant part made of composite material obtained by traditional or centrifugal casting according to any one of the preceding paragraphs and representing a metal matrix in which a wear-resistant ceramic biscuit is placed, characterized in that the ceramic biscuit is made in the form of a honeycomb structure, the various cells of which have a polygonal or round form at the core of the ceramic phase. 11. Износостойкая деталь из композитного материала по п.10, отличающаяся тем, что толщина стенок различных ячеек, образующих керамическую фазу, находится в пределах 5-25 мм. 11. A wear-resistant component made of a composite material according to claim 10, characterized in that the wall thickness of the various cells forming the ceramic phase is in the range of 5-25 mm.
RU99108736A 1996-10-01 1997-08-27 Wear-resistant part from composite material RU2177389C2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP96202741.3 1996-10-01
EP96202741A EP0838288A1 (en) 1996-10-01 1996-10-01 Wear resistant composite cast pieces
EP97870099.5 1997-07-04
EP97870099 1997-07-04

Publications (2)

Publication Number Publication Date
RU99108736A true RU99108736A (en) 2001-02-27
RU2177389C2 RU2177389C2 (en) 2001-12-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU99108736A RU2177389C2 (en) 1996-10-01 1997-08-27 Wear-resistant part from composite material

Country Status (23)

Country Link
US (3) USRE39998E1 (en)
EP (1) EP0930948B1 (en)
JP (1) JP2001504036A (en)
KR (2) KR20060013699A (en)
CN (1) CN1114513C (en)
AT (1) ATE195895T1 (en)
AU (1) AU723329B2 (en)
BR (1) BR9712188A (en)
CA (1) CA2266475A1 (en)
CZ (1) CZ294041B6 (en)
DE (1) DE69702988T2 (en)
EE (1) EE9900139A (en)
ES (1) ES2150278T3 (en)
HU (1) HU224208B1 (en)
ID (1) ID17782A (en)
MY (1) MY128314A (en)
PL (1) PL189446B1 (en)
PT (1) PT930948E (en)
RU (1) RU2177389C2 (en)
SK (1) SK284900B6 (en)
TR (1) TR199900645T2 (en)
UA (1) UA46124C2 (en)
WO (1) WO1998015373A1 (en)

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