CN109336631A - 一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究 - Google Patents

一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究 Download PDF

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CN109336631A
CN109336631A CN201811430104.0A CN201811430104A CN109336631A CN 109336631 A CN109336631 A CN 109336631A CN 201811430104 A CN201811430104 A CN 201811430104A CN 109336631 A CN109336631 A CN 109336631A
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范兴宽
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Anhui Giant Petroleum Drilling Fittings Co Ltd
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Abstract

本发明公开了一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究，以氧化锆粉为基，加入5‑40％的氧化锌晶须，把原料放入砂磨机中球磨、混料机中混料，过筛陈腐一定时间后等静压成型，然后把经过修坯的毛坯在高温条件下烧结成陶瓷瓷坯，根据产品的尺寸及技术要求对陶瓷瓷坯进行精加工。本发明制备工艺简单，成品合格率高，制造成本低，产品硬度大、抗弯强度和断裂韧性大大提高，耐磨、耐腐蚀、耐冲刷，同时大大降低氧化锆陶瓷的粉化率，使用寿命大大延长，广泛的应用在石油、化工、矿山、火电、机械等工矿复杂行业中。

Description

一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究
一、技术领域
本发明涉及到新材料领域，具体的说，涉及一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究。
二、背景技术
石油、化工、冶金、矿山等工矿复杂行业中的机械设备在工矿恶劣条件下，产品使用寿命短，严重影响企业的正常生产。为了满足工作需要，目前这些行业中的大部分机械设备的主要部件多采用价格昂贵的合金钢材或者普通的氧化铝陶瓷；然而由于工矿十分恶劣，这些昂贵合击钢材的使用并没有真正的解决问题，而普通的氧化锆陶瓷由于强度低，容易开裂，同时容易粉化，在复杂工矿条件下使用仍然不能达到理想的要求，同时该系列产品在制作过程中合格率低，以上种种原因导致用户不但难以接受该系列产品的价格，同时对该系列产品的材质急需有质的提高和改善，以达到产品的正常使用。而氧化锌晶须增强氧化锆陶瓷制备工艺简单，成品合格率高，生产成本低，同时大大降低氧化锆陶瓷的粉化率，使用此材料制备出来的产品硬度大、抗弯强度和断裂韧性大大提高，耐磨、耐腐蚀，耐冲刷，使用寿命大大延长，广泛的应用在石油、化工、矿山、机械、火电等工矿复杂行业中。
三、发明内容
本发明的目的是克服现有技术上的不足，提供一种工艺简单、生产制品成本底，产品耐磨、耐腐蚀、耐冲刷、强度和韧性大大提高、降低粉化率、使用寿命长的氧化锌晶须增强氧化锆陶瓷制备工艺的研究。
1、本发明的目的是这样实现的：一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究，其特征在于：其配方为以氧化锆粉为主，其平均粒径小于0.5微米，加入5--40％平均长度在1--10微米经过酸洗的氧化锌晶须；把按配方称量的原料放入砂磨机中，加入0.1--1％油酸，球磨8--20小时，其中球料比为6∶1--8∶1，球磨介质为氧化锆球，加工好的原料出磨过60目筛，把经过过筛的原料放入混料机中并加入0.1--1％阿拉伯树胶，0.1--1％CMC，混料，混料时间为4--10小时，出料过60目筛，对混合好的原料陈腐60--120小时，保持水分在0.5---0.8％之间；把混合料根据产品的结构在模具中通过200--300兆帕保压3--8分钟等静压成型制成陶瓷毛坯，然后修坯；对经过修坯的陶瓷毛坯进行高温烧结，烧结温度为1500--1550℃，保温2--6小时，升温速度为每小时50--100度，烧结后随炉冷却；根据尺寸及技术要求对经过高温烧结的陶瓷瓷坯进行精加工，制成氧化锌晶须增强氧化锆陶瓷；氧化锌晶须经过10--30％浓度的盐酸酸洗后再经过纯净水和纯工业用酒精反复进行清洗3--8次，然后真空烘干备用。
本发明公开了一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究，以氧化锆粉为基，加入5--40％的氧化锌晶须，把原料放入砂磨机中球磨、混料机中混料，过筛陈腐一定时间后等静压成型，然后把经过修坯的毛坯在高温条件下烧结成陶瓷瓷坯，根据产品的尺寸及技术要求对陶瓷瓷坯进行精加工。本发明制备工艺简单，成品合格率高，制造成本低，产品硬度大、抗弯强度和断裂韧性大大提高，耐磨、耐腐蚀、耐冲刷，同时大大降低氧化锆陶瓷的粉化率，使用寿命大大延长，广泛的应用在石油、化工、矿山、火电、机械等工矿复杂行业中。
四、具体实施方式
下面结合实施实例对本发明作进一步详细说明。
实施例
一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究，其特征在于：其配方为以氧化锆粉为主，其平均粒径为0.3微米，加入25％平均长度在2微米经过酸洗的氧化锌晶须；把按配方称量的原料放入砂磨机中，加入0.6％油酸，球磨15小时，其中球料比为8∶1，球磨介质为氧化锆球，加工好的原料出磨过60目筛，把经过过筛的原料放入混料机中并加入0.5％阿拉伯树胶，0.5％CMC，混料，混料时间为8小时，出料过60目筛，对混合好的原料陈腐100小时，保持水分在0.7％左右；把混合料根据产品的结构在模具中通过250兆帕保压5分钟等静压成型制成陶瓷毛坯，然后修坯；对经过修坯的陶瓷毛坯进行高温烧结，烧结温度为1520℃，保温4小时，升温速度为每小时60度，烧结后随炉冷却；根据尺寸及技术要求对经过高温烧结的陶瓷瓷坯进行精加工，制成氧化锌晶须增强氧化锆陶瓷，其中氧化锌晶须经过20％浓度的盐酸酸洗后再经过纯净水和纯工业用酒精反复进行清洗5次，然后真空烘干。

Claims (2)

1.一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究，其特征在于：其配方为以氧化锆粉为主，其平均粒径小于0.5微米，加入5--40％平均长度在1--10微米经过酸洗的氧化锌晶须；把按配方称量的原料放入砂磨机中，加入0.1--1％油酸，球磨8--20小时，其中球料比为6∶1--8∶1，球磨介质为氧化锆球，加工好的原料出磨过60目筛，把经过过筛的原料放入混料机中并加入0.1--1％阿拉伯树胶，0.1--1％CMC，混料，混料时间为4--10小时，出料过60目筛，对混合好的原料陈腐60--120小时，保持水分在0.5---0.8％之间；把混合料根据产品的结构在模具中通过200--300兆帕保压3--8分钟等静压成型制成陶瓷毛坯，然后修坯；对经过修坯的陶瓷毛坯进行高温烧结，烧结温度为1500--1550℃，保温2--6小时，升温速度为每小时50--100度，烧结后随炉冷却；根据尺寸及技术要求对经过高温烧结的陶瓷瓷坯进行精加工，制成氧化锌晶须增强氧化锆陶瓷。
2.根据权利要求1所述的一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究，其特征在于：氧化锌晶须经过10--30％浓度的盐酸酸洗后再经过纯净水和纯工业用酒精反复进行清洗3--8次，然后真空烘干。
CN201811430104.0A 2018-11-19 2018-11-19 一种氧化锌晶须增强氧化锆陶瓷制备工艺的研究 Pending CN109336631A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112776007A (zh) * 2021-02-02 2021-05-11 淄博松阳锆业科技有限公司 一种氧化锆陶瓷剪及其制备工艺
CN115010487A (zh) * 2022-07-01 2022-09-06 江苏锡沂高新材料产业技术研究院有限公司 一种晶须增韧氧化锆陶瓷的制备方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112776007A (zh) * 2021-02-02 2021-05-11 淄博松阳锆业科技有限公司 一种氧化锆陶瓷剪及其制备工艺
CN115010487A (zh) * 2022-07-01 2022-09-06 江苏锡沂高新材料产业技术研究院有限公司 一种晶须增韧氧化锆陶瓷的制备方法
CN115010487B (zh) * 2022-07-01 2023-12-08 江苏锡沂高新材料产业技术研究院有限公司 一种晶须增韧氧化锆陶瓷的制备方法

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