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一、項目概況
1.1 基本信息

    地理位置：浙江舟山群島
    礦區面積：1.442平方公里
    原料類型：凝灰巖
    資源儲量：2.216億噸
    開采年限：20年

1.2 生產指標

    設計產能：1500-1800t/h
    成品規格：
        0-5mm（精品砂）
        5-15mm
        15-20mm
        20-38mm
    成品用途：上海市政工程、高層建筑骨料

二、工藝流程設計
2.1 整體布局

    采用雙線平行設計，總長度276米，寬度45米
    3段階梯式布局
    四大功能區：
        顎式破碎區
        緩沖料倉
        物料中轉站
        圓錐破碎區

2.2 物流系統

    超長皮帶輸送系統（600米）
    直達碼頭裝船

三、核心設備配置
3.1 主要設備清單
設備名稱 型號 數量 關鍵參數
給料機 F5X1660 2臺 ≤2000t/h
顎式破碎機 C6X160 2臺 160kW
圓錐破（細） HST315(S腔) 3臺 450-750t/h
圓錐破（粗） HST315(H腔) 3臺 450-750t/h
振動篩 S5X2460 6臺 800-1000t/h
振動篩 S5X2160 6臺 800-1000t/h

3.2 工藝優勢

    三段破碎（顎破+圓錐）+好的篩分
    雙線對稱布局確保產能穩定
    共用設施降低建設成本

四、項目實施難點及解決方案
4.1 嚴苛的質量標準

    采用國家設計院標準圖紙
    關鍵部件提供詳細剖面圖
    國機重工全程質量監管

4.2 惡劣施工環境

    模塊化預制構件
    建立淡水循環系統
    防風抗臺設計

4.3 緊張工期要求

    70人施工團隊24小時輪班
    四大區域同步施工
    EPC模式縮短建設周期

五、項目優勢
5.1 建設效率
    工期較常規縮短30%
    4個月完成5000㎡廠房建設

5.2 節能降耗

    減少8臺振動篩（節省40%）
    系統功率降低1100kW
    年節約電費500萬元

5.3 運行穩定性

    設備故障率<0.5%
    連續運行達產率98%

六、經濟效益
6.1 投資回報

    總投資12億元
    年產值超10億元
    3年回收期

6.2 社會效益

    滿足上海城市建設需求
    帶動當地就業
    綠色礦山示范項目

七、結語
本項目通過創新性的設計理念和先進的EPC管理模式，成功克服海島建設難題，打造了國內凝灰巖制砂領域的標桿工程，為同類項目建設提供了寶貴經驗。

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Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ². Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.

LIMING brings a large number of high-qualification talents together. Bai Yinghui, general research and development engineer, is a well-known expert in crushing and grinding area who won the youth medal of technology of the state council and receives special government allowance. LIMING owns an experienced service team, offering the customer free design and professional skill training and live guide for installation and debugging. The company's service networks have spread all over the country. Established client files, and mix the traditional door-to-door service with online service together, complementary the advantages. LIMING has won high recognition from clients.

The company mainly manufactures mobile crushers, stationary crushers, sand-making machines, grinding mills and complete plants that are widely used in mining, construction, highway, bridge, coal, chemical, metallurgy, refractory matter, etc. Product quality is life, and scientific innovation is motive power. LIMING got ISO international quality system certification, European Union CE certification and Russian GOST certification. The company has strong research and development strength and innovation.

LIMING machinery research institute was founded in 2005 which is the most powerful comprehensive technological research institute in the domestic mining machinery industry and provides top scientific research platform for professional personnel. Up to now, LIMING has won 10 national patents, 24 national utility model patents and 3 provincial science and technology achievement awards. The company products remain the international leading level by strengthening international exchanges and cooperation all the time, and has won a wide range of international market, such as Russian, Azerbaijan, Kazakhstan, Turkey, Kuwait, South Africa, Egypt, Vietnam, Malaysia, India, Australia, Korea, Canada and European Union,etc. Through more than 30 years' hard work, LIMING's staff built supremacy of credibility, excellent quality, service "LIMING" brand, and has made outstanding contributions to the development of mechanical manufacturing industry for China and the whole world.

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