連云港花崗巖破碎生產線，花崗巖破碎設備

一、項目概況
在江蘇省連云港市灌南縣新安鎮(zhèn)，一座現(xiàn)代化花崗巖破碎生產線穩(wěn)定運行，這是世邦集團在該地區(qū)打造的精品砂石骨料示范項目。該生產線專業(yè)處理當?shù)馗没◢弾r原料，生產高標準建筑用砂石骨料，為區(qū)域基礎設施建設提供了重要原料保障。

二、技術方案

    原料特性處理
    生產線主要處理外購花崗巖原料，其莫氏硬度達6-7級，抗壓強度120-250MPa。針對花崗巖的高硬度特性，世邦技術團隊特別優(yōu)化了以下處理方案：

    采用"顎破+圓錐破+立軸破"的三段式破碎工藝
    各環(huán)節(jié)匹配專用耐磨件，使用壽命提升30%以上
    設置專用除鐵裝置，降低金屬雜質影響

    核心設備配置

工序 設備型號 技術特點 數(shù)量
給料 ZSW200×120 變頻控制，精準給料 2臺
粗碎 PE750×1060 重型設計，強力破碎 1臺
中細碎 HPT300 液壓調節(jié)，層壓破碎 1臺
制砂 VSI5X1145 石打石原理，成品粒型優(yōu) 1臺
篩分 S5X系列 聚氨酯篩網(wǎng)，分級精確 3臺

    工藝流程優(yōu)化
    原料 → 預篩分除土 → 顎式粗碎 → 圓錐中細碎 → 分級篩分 → 立軸制砂 → 成品篩分 → 儲存
    其中特別設計的返料系統(tǒng)確保超粒物料100%回破

三、項目亮點

    花崗巖專用工藝

    針對花崗巖特性優(yōu)化的破碎腔型設計
    配置專業(yè)除粉系統(tǒng)，精確控制石粉含量
    成品砂細度模數(shù)可調范圍2.4-3.2

    環(huán)保特性

    全封閉鋼結構廠房設計
    脈沖布袋除塵系統(tǒng)（粉塵濃度＜10mg/m³）
    循環(huán)水系統(tǒng)實現(xiàn)零污水排放
    廠界噪聲＜65分貝

    智能化控制

    配備DCS更好控制系統(tǒng)
    關鍵設備運行狀態(tài)實時監(jiān)控
    產量自動統(tǒng)計與報表生成
    手機APP遠程故障診斷

四、運行效益

    產能表現(xiàn)

    時產穩(wěn)定達到150-160噸
    機制砂占比40%，精品骨料60%
    年運行時間達6000小時以上

    品質參數(shù)

    機制砂：細度模數(shù)2.8±0.2，含粉量8-12%
    骨料：針片狀含量＜8%，壓碎值＜14%
    產品達到GB/T14684-2022國標要求

    經濟效益

    綜合能耗≤1.8kWh/噸
    設備運轉率≥96%
    人員配置減少40%
    投資回收期約18個月

五、社會效益
該項目不僅為當?shù)貏?chuàng)造了可觀的經濟效益，更實現(xiàn)了：

    花崗巖資源的好的利用
    帶動了相關產業(yè)發(fā)展
    促進了就業(yè)機會
    樹立了環(huán)保型礦山的典范

六、客戶反饋
"世邦集團的花崗巖破碎解決方案超出了我們的預期，設備運行一年來表現(xiàn)穩(wěn)定。特別是VSI5X1145制砂機生產的機制砂，完全滿足了我們高標準混凝土的用砂需求，產品質量獲得了下游客戶的一致好評。"

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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