Properties of the green sand and the surface quality of the casting may be decreased due to the resin sand of cold box cores entering the green sand system.
冷芯盒树脂砂进入湿型砂系统会使湿型砂性能和铸件表面质量下降。
A new type apparatus for the measurement of wet tensile strength of green sand was developed.
所研究开发的一种新型湿型砂热湿拉强度测试仪,以压缩空气作为总动力源,通过气缸带动加热板升降,通过气液转换器和油缸实现液压加载;仪器由单片机系统控制,实现测试过程、数据处理、显示和数据传输的自动化;仪器通过蓝牙模块作为工具实现与计算机的通讯,这为网络化造型材料实验室的构建打下基础。
The compose,producing technology,properties,application example and using experiences of new alcohol based brushing coatings for green sand cast are introduced in this paper.
介绍了粘土湿型砂铸造新型醇基喷涂涂料的组成结构、生产工艺、性能特点、应用实例和使用经验,重点分析了新型复合分散悬浮剂的主要特点,对比研究了它的悬浮效果,简述了它的作用机理。
This instrument can measure accurately the moisture of all kinds of green molding sand acting as primary assistant material within ten seconds and display automatically.
该仪器１０ｓ内即可准确测出各种湿型砂用原辅材料的水分，并自动显示。
This paper gives the primary characteristics and praparation princi-ples of pregelatinized starch, also, its effects on properties of green molding sand and applications in green sand casting are introduced.
介绍了α淀粉的基本性质、制备原理,以及对湿型砂性能的影响和在湿型铸造生产中的应用情况。
The returned sand mixed with above mentioned coated sand can be used directly for preparing green molding sand without any reclamation treatment and without new sand addition and so that not only the production cost of castings can be decreased, and both the dimension unstability of sand mold and the scab defect caused by the phase transition of quartz of the new sand can be avoided.
混有这种覆膜砂的旧型砂可在不进行再生处理、不添加新砂的情况下,直接用来混制湿型砂,不但可以降低铸件生产成本,还可避免新砂石英相变引起的砂型尺寸不稳定和夹砂缺陷。
Preparing Green Molding Sand by Using Returned Sand Containing Collapsed Resin-Coated Sand
用混有溃散覆膜砂的旧砂配制湿型砂
A New Multifunctional Test System of Evaluating Green Sand Quality;
一种新型湿型砂质量综合评定系统的研究
Research on Device for Fast Testing Permeability and Compactibility of Green Sand and Compaction of Mould;
湿型砂透气性紧实率及铸型紧实度快速测定装置研究
workable moisture
(型砂的)适合湿度
The Study of a Fast Testing Vehicle Applied in Green Sand Ouality Parameter;
移动式湿型粘土砂质量参数快速测试车的研制
Clinical Observation on the Cold-damp Syndrome of Diarrhea Treated with Huosha Peros Fluid
藿砂口服液治疗寒湿型泄泻的临床观察
Application of Green Sand Casting Process of Yellow Loam Natural Clay-Bonded Sand
黄壤土天然粘土砂湿型铸造工艺的应用研究
The Research on Cast Iron Surface NiCr Alloy-the Green Mold Casting Infiltration Technology and Microstructures and Heat Resistance Properties of the Alloy Layers
铸铁表面NiCr合金化—湿砂型铸渗法及合金层组织和耐热性能的研究
Adaptability of Natural Yellow Loam Clay-Bonded Sand Casting Process to Thickness of Iron Castings
黄壤土天然粘土砂湿型铸造工艺对铸铁件壁厚的适应性
cord, foundry, used in the reparation of sand moulds
翻砂型芯,用于制备砂型
All matte type screen (MB type)
全磨砂型屏(MB型)
Study on Using Compound Natrium Biboraft Solutions as Oxygen Humidification Solution
复方硼砂溶液作为氧气湿化液的研究
Technical requirements of hydro-cinnabar
GB/T3631-1983湿法朱砂技术条件
A STUDY ON THE COLLAPSIBILITY OF THE EOLIAN SAND ON THE SOUTH EDGE OF THE TENGGELI DESERT
腾格里沙漠南缘风积砂土湿陷性研究
Orange peel can often be removed by wet-sanding or machine polishing.
橘子皮用湿砂或机器抛光可以除去。
moulding board used in the preparation of sand moulds
造型平板,用于制备砂型
core box, used in the preparation of sand moulds
型芯盒,用于制备砂型
Grid matte type screen (MS type)
栅格磨砂型屏(ms型)