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更新時間:2023-06-28 10:40:47瀏覽次數(shù):225次
聯(lián)系我時,請告知來自 包裝印刷網(wǎng)PM-500SEG10是專門用于塞孔的綠色阻焊材料,適用于汽車板等要求較高PCB的塞孔工藝
PM-500 SEG10是專門用于塞孔的綠色阻焊材料,適用于汽車板等要求較高PCB的塞孔工藝。易塞孔,固化后無氣泡、不開裂。重涂性好,面油不分層、高溫不起泡。符合歐盟RoHS及低鹵要求。
PM-500 SEG10green Solder Mask for plug hole, Applicable for AUTO PCB plug hole. Easy to plug hole, no bubble, no crack after curing. Good recoating, Good adhesion. Environmentally Friendly: RoHS, Halogen Free.
一、物性General properties
1 | 主劑Main agent | PM-500 SEG10 |
2 | 固化劑Hardener | H-50 HAS9 |
3 | 顏色Color | Green 綠色 |
4 | 主劑粘度 Main agent’s Viscosity (at 25℃) | 350±50dPa.s |
5 | 固化劑粘度 Hardener’s Viscosity (at 25℃) | 70±10dPa.s |
6 | 混合比例 Mixing ratio | 主劑Main agent:固化劑Hardener=7:3 |
7 | 混合后粘度 Viscosity after mixed (at 25℃) | 250±50dPa.s |
8 | 混合后固體含量Non-volatile % after mixed | 90±2% |
9 | 混合后比重Specific gravity after mixed | 1.4±0.05 |
10 | 保存期限Shelf life | 6個月/ 6 month after production |
11 | 包裝規(guī)格Package | 1Kg/Cans(罐),10Kg/Box(箱) |
二、應(yīng)用操作指引
基板表面處理 |
| 化學(xué)處理,浮石粉或火山灰處理,市水沖洗干凈 |
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開油 |
| 主劑與固化劑按3:1混合,添加適量稀釋劑,攪拌或震蕩5-10分鐘。 |
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靜置 |
| 10-20分鐘,使油墨充分排出開油時產(chǎn)生的氣泡,但不超過24小時。 |
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塞孔印刷 |
| 專用鋁片網(wǎng)或圖形絲網(wǎng),厚度18mm刮膠印刷。 清潔篩網(wǎng)避開其他油墨污染,室溫20-25℃,濕度小于60%RH 印刷厚度要求濕膜在38-45um,干燥后25-30um。 |
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面油印刷 |
| 面印刷焊接面,第二面印刷零件面;36T或者43T網(wǎng)印刷。 清潔篩網(wǎng)避開其他油墨污染,室溫20-25℃,濕度小于60%RH 印刷厚度要求濕膜在38-45um,干燥后25-30um。 |
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靜置 |
| 20分鐘以上,板材銅箔越厚,靜置時間應(yīng)越長,但不超過4個小時。 |
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預(yù)烤 |
| 兩面分別印刷、分別烘烤 面熱風(fēng)循環(huán)烤箱:溫度70-75℃,時間10-20分鐘 第二面熱風(fēng)循環(huán)烤箱:溫度70-75℃,時間15-30分鐘 兩面同時印刷、同時烘烤 熱風(fēng)循環(huán)烤箱:溫度70-75℃,時間15-40分鐘 |
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冷卻疊板 |
| 放置20分鐘以上使板材充分冷卻,但停放時間不超過24小時。 疊板不易過多,疊板壓力不超過40 mmHg |
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曝光 |
| 曝光能量一般在400-1000mj/cm2 ,使用21級曝光尺保持感度在10-12格之間 |
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靜置 |
| 20分鐘以上,但不超過24小時 |
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顯像 |
| 壓力2.0-2.5kg/cm2濃度1wt% Na2CO3,液溫30±2℃,顯像時間70-90秒 過顯影缸后,再用2.5-3.0kg/cm2噴淋壓力25℃左右的市水清洗45-60秒,使用2組以上海棉輪吸水,40℃以上熱風(fēng)吹干 |
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熱固化 |
| 75℃×60分鐘+100℃×30分鐘+120℃×30分鐘+150℃×60分鐘 |
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絲印字符 |
| 絲網(wǎng)印刷設(shè)備及固化條件依字符油墨操作條件 |
Processing instructions
Pre-treatment |
| Chemical treatment,Pumice scrub or Buff (over #1000) treatment Rinse with distilled water |
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Mixing |
| Main agent and hardener agent in 7:3 mix, add appropriate thinner, shock 5-10 minutes |
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Hold time |
| Hold time: within 20min after printing, But not more than 24 hours |
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Plug hole |
| Aluminum mesh, 18mm plastic printing. Clean screen mesh to avoid other ink contamination. Room temperature: 20-25℃, Room humidity: under 60%RH. Printing wet film thickness requirements in more than 38-45 um, and above 25-30 um after drying. |
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Coating |
| Screen printing by 36-43T polyester screen. |
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Hold time |
| Hold time: within 20min after printing, But not more than 4 hours |
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Pre-cure |
| First side: by hot air dryer at 70-75℃ for 10-20min Back side: by hot air dryer at 70-75℃ for 15-30min Both side: by hot air dryer at 70-75℃ for 15-40min |
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Laminate mask film |
| Hold 12-30min to cool down enough Laminate mask film in vacuum under 40 mmHg |
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Exposure |
| 400-1000mj/cm2 (on resist surface) to 10-12 level vacuum under 650 mmHg |
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Hold time |
| Hold 20 min after exposure,But not more than 24hours |
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Developing |
| By 2.0-2.5kg/cm2 Spraying of 1wt% Na2CO3 at 30±2℃ for 60-90sec Rinsing by 2.5-3.0kg/cm2 spraying of water at below 25℃ for 45-60sec Taking off rinsing water by sponge roll and drying by hot air at 40℃ for several minutes |
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Post cure |
| 75℃*60min+100℃*30min+120℃*30min+150℃*60min |
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Screen print Marking ink |
| Screen printing and curing condition depend upon marking specification |
三、Coating properties涂膜特性(IPC-SM-840E)
要求Requirement | 測試方法Test Method | 結(jié)果Result |
防霉性Nonnutrient | IPC-TM-650 2.6.1 | OK |
表面狀況Visual Requirements | IPC-SM-840E 3.3.1 | OK |
鉛筆硬度Pencil Hardness | ASTM D3363 | OK |
附著力(硬板)Adhesion of RPB | IPC-TM-650 2.4.28.1 | OK |
可加工性Mach inability | IPC-TM-650 2.4.7.1 | OK |
耐溶劑和清洗劑 Resistance to Solvents and Cleaning Agents | IPC-TM-650 2.3.42 涂膜無分離、裂紋、粘著 Coating shall not exhibit delamination, cracks, tackiness, swelling or permanent degradation | OK |
耐化學(xué)試劑 Resistance to Assembly Processes and Chemistry | IPC-SM-840E 3.6.1.2 10vol% H2SO4 20℃ 30min 10wt% NaOH 20℃ 30min | OK |
水解穩(wěn)定性 Hydrolytic Stability | IPC-TM-650 2.6.11 | OK |
阻燃性Flammability | UL94 V0 E343546 | OK |
可焊性Solder ability | J-STD-003 260±5℃*10±1秒 | OK |
耐焊性 Resistance to Solder
| IPC-TM-650 2.6.8 Flux shall be a ROM0 or ROM1 per J-STD-004 助焊劑應(yīng)依據(jù)J-STD-004,使用ROM0或ROM1 浮錫 Solder Float 260±5℃*10±1秒 | OK |
Simulation of Lead Free Reflow 無鉛回流焊模擬 | IPC-SM-840E 3.7.3.1 浮錫Solder Float 260±5℃*10±1秒*5次 | OK |
介電強(qiáng)度Dielectric Strength | IPC-TM-650 2.5.6.1 | 1000 V DC/mil |
絕緣電阻Insulation Resistance | IPC-TM-650 2.6.3.1 | ≧7.0×1012Ω |
耐濕絕緣電阻Moisture and Insulation Resistance | IPC-TM-650 2.6.3.1 | ≧5.0×108Ω |
電遷移Electrochemical Migration | IPC-TM-650 2.6.14 | OK |
冷熱沖擊Thermal Shock | IPC-TM-650 2.6.7.3 -65℃ to +125℃ *100 Cycles -65℃ 到 +125℃ *100次 | OK |
備注:此資料為本公司試驗(yàn)結(jié)果,不作為保證之用。適宜之條件,需參照技術(shù)資料,待貴公司實(shí)施確認(rèn)后,再予以確定。
PS: This information is our test results, not as a guarantee. The suitable condition, need to consult technical data, to be your company carry out confirmation, to be determined.
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