CN1297353C - 铸铁管内表面喷塑工艺 - Google Patents
铸铁管内表面喷塑工艺 Download PDFInfo
- Publication number
- CN1297353C CN1297353C CNB2004100030855A CN200410003085A CN1297353C CN 1297353 C CN1297353 C CN 1297353C CN B2004100030855 A CNB2004100030855 A CN B2004100030855A CN 200410003085 A CN200410003085 A CN 200410003085A CN 1297353 C CN1297353 C CN 1297353C
- Authority
- CN
- China
- Prior art keywords
- iron pipe
- cast iron
- plastics
- powder
- valve
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 229910001018 Cast iron Inorganic materials 0.000 title claims abstract description 40
- 238000005422 blasting Methods 0.000 title claims description 6
- 238000000034 method Methods 0.000 title description 3
- 239000000843 powder Substances 0.000 claims abstract description 32
- 229920003023 plastic Polymers 0.000 claims abstract description 28
- 239000004033 plastic Substances 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 238000005516 engineering process Methods 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims abstract 4
- 238000007789 sealing Methods 0.000 claims description 12
- 229920000728 polyester Polymers 0.000 claims description 10
- 239000004593 Epoxy Substances 0.000 claims description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims description 6
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- 229920001169 thermoplastic Polymers 0.000 claims description 6
- 239000004416 thermosoftening plastic Substances 0.000 claims description 6
- 239000004952 Polyamide Substances 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 229920000098 polyolefin Polymers 0.000 claims description 4
- 229920001187 thermosetting polymer Polymers 0.000 claims description 4
- 229910001141 Ductile iron Inorganic materials 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 229910001060 Gray iron Inorganic materials 0.000 claims description 2
- 238000000576 coating method Methods 0.000 abstract description 16
- 239000011248 coating agent Substances 0.000 abstract description 15
- 238000010276 construction Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 238000010422 painting Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 241000532370 Atla Species 0.000 description 5
- 241000675108 Citrus tangerina Species 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 239000002932 luster Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- IEBJZLRZRKTGFN-UHFFFAOYSA-N N=NC=NN.N=NC=NN.C1=CC=CC=C1 Chemical compound N=NC=NN.N=NC=NN.C1=CC=CC=C1 IEBJZLRZRKTGFN-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000012296 anti-solvent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002118 epoxides Chemical class 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229940099259 vaseline Drugs 0.000 description 1
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
Description
粉末涂料品种 | 优点 | 缺点 | 价格 |
热塑性聚酯 | 可厚涂、涂装好、不要涂底漆、可低温烘烤 | 受热变软易划伤、耐侯性比热固性聚酯差、不耐溶剂和碱 | 偏高 |
聚氯乙烯 | 可厚涂、弹性好、耐变形、耐药品性好 | 烘烤温度和熔融粘度高、不宜薄涂、要涂底漆 | 低 |
聚烯烃(聚乙烯聚丙烯等) | 可厚涂、弹性好、耐变形、耐药品性好 | 耐侯性差,有的需涂底漆 | 低 |
聚酰胺 | 物理性、耐磨性好、硬度比聚烯烃、聚氯乙烯高,耐温达100℃左右 | 烘烤温度高、熔融粘度高、受热变软 | 较高 |
品种 | 优点 | 缺点 | 主要用途 |
环氧粉末 | 贮藏稳定性、附着力和抗化学性极为优良,能和多种固化剂反应 | 耐侯性差、装饰性稍差 | 防腐、绝缘 |
聚酯粉末 | 极优的耐候性及装饰性。防蚀性、电性能和力学性能良好 | 对皮肤有刺激,硬度不及环氧粉末 | 高级装饰、防腐、耐候 |
丙烯酸粉末 | 极优的耐候性、装饰性和防污性 | 力学性能差,贮藏稳定性稍差 | 高级装饰、耐候、耐腐蚀 |
聚氨酯粉末 | 耐候性极佳,贮藏性好,优异的装饰性,优良的物理力学性能、耐化学药品性 | 烘烤时有气体放出,影响外观 | 高级装饰、耐候、耐腐蚀 |
项目 | 环氧粉末种类 | ||
环氧有光粉末涂料 | 环氧亚光粉末涂料 | 环氧无光粉末涂料 | |
粉末状态 | 色泽均匀无结块 | 色泽均匀无结块 | 色泽均匀无结块 |
涂膜颜色及外观 | 平整、允许有轻微桔皮颜色符合色卡 | 平整、允许有轻微桔皮颜色符合色卡 | 平整、允许有轻微桔皮颜色符合色卡 |
柔韧性/mm | 1 | ≤2 | ≤2 |
铅笔硬度(H) | ≥2H | ≥2H | ≥2H |
光泽(%) | ≤85 | 30~84 | <20 |
附着力(级) | 1 | 1 | 1 |
固化温度/℃ | 160±2 | 180±3 | 180±2 |
固化时间/min | 15 | 12 | 12 |
耐水性(20h) | 无变化 | 无变化 | 无变化 |
耐酸性(3%HCL,20h) | 无变化 | 无变化 | 无变化 |
项目 | 聚酯粉末涂料 | 聚酯减光粉末涂料 |
粉末状态 | 色泽均匀、无结块 | 色泽均匀、无结块 |
涂膜颜色及外观 | 涂膜平整、允许有轻微桔皮、颜色符合色卡 | 涂膜平整、允许有轻微桔皮、颜色符合色卡 |
柔韧性/mm | ≥2 | ≥2 |
光泽(%) | ≥85 | <85 |
冲击韧度/N.cm | 500 | 500 |
固化温度/℃ | 180±2 | 180±2 |
固化时间/min | 15 | 15 |
耐水性(20h) | 无变化 | 无变化 |
耐酸性(3%HCL,20h) | 无变化 | 无变化 |
项目 | 性能指标 | 项目 | 性能指标 |
熔点/℃ | 207 | 吸水量/mg.cm-2 | 2 |
密度/g.cm-3 | 1.04~1.05 | 马丁耐热/℃ | 42 |
抗弯强度/Mpa | 78~82 | 表面电阻(欧姆) | >1014 |
抗拉强度/Mpa | 50~54.9 | 收缩率/(%) | 1~1.5 |
冲击韧度/N.cm | 500 | 与钢件粘接强度/Mpa | 12.9 |
伸长率(%) | 200 | 附着力(级) | 2~3 |
耐油性(%) | 0.0004 |
项目 | 实验条件 | 实验结果 | |
软质聚氯乙烯 | 硬质聚氯乙烯 | ||
密度/g.cm-3 | 20℃ | 1.30~1.35 | 1.33~1.38 |
吸水率(%) | 20℃ 24h | 0.2~0.4 | 0.2~0.4 |
伸长率(%) | 20℃ | 120~140 | 10以下 |
电气绝缘强度/欧.cm-1 | 20℃ | 4×1013 | 2×1010 |
光泽(%) | 60°镜面反射率 | 90~95 | 85~90 |
硬度 | 铅笔硬度 | B~3B | H~3H |
耐磨耗性/mg | 500g.1000r.20℃ | 15~20 | 15~20 |
实验条件 | 涂膜变化情况 | 实验条件 | 涂膜变化情况 | ||||
试剂名称 | 浓度(%) | 时间/d | 试剂名称 | 浓度(%) | 时间/d | ||
硫酸 | 5 | 90 | 无变化 | 乙醇 | 96 | 30 | 无变化 |
硝酸 | 35 | 90 | 稍呈黄色 | 乙醚 | - | 20 | 膜膨胀 |
盐酸 | 36 | 90 | 无变化 | 甘油 | - | 90 | 无变化 |
甲酸 | 85 | 90 | 无变化 | 甲苯 | - | 1 | 膜膨胀 |
醋酸 | 50 | 30 | 无变化 | 变压器油 | - | 90 | 无变化 |
苛性钠 | 15 | 90 | 无变化 | 苯二甲二丁脂 | - | 90 | 无变化 |
氨水 | 15 | 30 | 无变化 | 凡士林 | - | 90 | 无变化 |
食盐饱和液 | - | 90 | 无变化 | 甲醛 | - | 90 | 无变化 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100030855A CN1297353C (zh) | 2004-01-18 | 2004-01-18 | 铸铁管内表面喷塑工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2004100030855A CN1297353C (zh) | 2004-01-18 | 2004-01-18 | 铸铁管内表面喷塑工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1557569A CN1557569A (zh) | 2004-12-29 |
CN1297353C true CN1297353C (zh) | 2007-01-31 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CNB2004100030855A Expired - Lifetime CN1297353C (zh) | 2004-01-18 | 2004-01-18 | 铸铁管内表面喷塑工艺 |
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CN (1) | CN1297353C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5550405B2 (ja) * | 2010-03-23 | 2014-07-16 | 中央発條株式会社 | ばねの製造方法 |
CN105413984B (zh) * | 2015-10-28 | 2018-05-22 | 南京钢铁股份有限公司 | 一种提高氨水罐使用寿命的防护方法 |
CN111940252B (zh) * | 2020-07-30 | 2022-03-08 | 季华实验室 | 一种基于真空环境下回收粉末装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1085134A (zh) * | 1992-10-14 | 1994-04-13 | 夏志良 | 金属管件内壁塑料粉末涂装工艺 |
KR20030030233A (ko) * | 2001-10-09 | 2003-04-18 | 주식회사 보명 | 주철제 가로등주 표면 도장방법 |
-
2004
- 2004-01-18 CN CNB2004100030855A patent/CN1297353C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1085134A (zh) * | 1992-10-14 | 1994-04-13 | 夏志良 | 金属管件内壁塑料粉末涂装工艺 |
KR20030030233A (ko) * | 2001-10-09 | 2003-04-18 | 주식회사 보명 | 주철제 가로등주 표면 도장방법 |
Also Published As
Publication number | Publication date |
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CN1557569A (zh) | 2004-12-29 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: XINXING DUCTILE IRON PIPES Co.,Ltd. Assignor: Xinxing Ductile Iron Pipes Co.,Ltd. Contract fulfillment period: 2009.4.28 to 2014.4.28 Contract record no.: 2009130000070 Denomination of invention: Plastic-blasting process for cast iron pipe inner surface Granted publication date: 20070131 License type: Exclusive license Record date: 20090515 |
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LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.4.28 TO 2014.4.28; CHANGE OF CONTRACT Name of requester: HEBEI XINXING CAST PIPE CO., LTD. Effective date: 20090515 |
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