Title:
A cylinder for making machines, and a manufacturing method for the same
Document Type and Number:
Japanese Patent JP6044737
Kind Code:
B2
Abstract:
A molding machine cylinder comprising a lining layer having a structure comprising 20-50% by area of tungsten carbide particles and 1-10% by area of tungsten-based metal carboboride particles in a nickel-based alloy matrix, and containing 1-7.5% by mass of Fe, can be produced by a centrifugal casting method comprising a first step of heating at higher than 1140°C and lower than 1200°C, and a second step of heating at 1080-1140°C after melting the raw material powder.
Inventors:
Uchida Shinji
Kiyoshi Furushima
Kiyoshi Furushima
Application Number:
JP2016505264A
Publication Date:
December 14, 2016
Filing Date:
February 25, 2015
Export Citation:
Assignee:
Hitachi Metals Co., Ltd.
International Classes:
B22D13/02; B22D19/08; B22F1/00; B29C45/62; C22C19/05; C22C27/04; C22C32/00; B29C48/68
Domestic Patent References:
| JP2010247212A | 2010-11-04 | |||
| JP2009113457A | 2009-05-28 | |||
| JP2008201080A | 2008-09-04 | |||
| JP2006075906A | 2006-03-23 | |||
| JPS58157944A | 1983-09-20 | |||
| JP2010247212A | 2010-11-04 | |||
| JP2009113457A | 2009-05-28 | |||
| JP2008201080A | 2008-09-04 | |||
| JP2006075906A | 2006-03-23 | |||
| JPS58157944A | 1983-09-20 |
Foreign References:
| US4089466A | 1978-05-16 | |||
| US4089466A | 1978-05-16 |
Attorney, Agent or Firm:
Takaishi Tachibana
Kenji Takaishi
Kenji Takaishi