江蘇連云港花崗巖碎石生產線,江蘇花崗巖破碎生產線
時間:2025-11-05 14:03 點擊: 次
位置：江蘇省連云港市連云區板橋街道
用途：建設工程公司配套商砼攪拌站，兼顧零售
原料：外購花崗巖（抗壓強度150-300MPa，SiO?含量65-72%）
產量：250噸/小時
成品規格：
機制砂（0-5mm）：細度模數2.4-3.0，MB值＜1.0 精品骨料（5-10mm、10-16mm、16-26mm）：針片狀含量＜8%，壓碎值＜12%
二、花崗巖破碎難點與解決方案
1. 高硬度破碎挑戰
花崗巖莫氏硬度6-7級，傳統破碎設備磨損嚴重。本生產線采用：
PE900×1200深腔顎破：錳鋼顎板壽命提升至1800小時（常規1200小時）
HST/HPT液壓圓錐破組合：層壓破碎降低30%針片狀顆粒
2. 成品級配控制
通過三級篩分（S5X系列振動篩）+VSI5X1145制砂機整形，實現：
5-26mm骨料連續級配達標率＞95%
0.075mm石粉含量精準控制在7-10%
3. 能耗優化
圓錐破液壓系統節能設計，噸電耗1.8kW·h（行業平均2.3kW·h）
雙HPT300并聯配置，設備利用率達92%
三、核心設備與技術參數
工藝段 設備型號 關鍵參數 創新設計
粗碎 PE900×1200顎式破碎機 進料≤700mm，排料口調整范圍95-165mm 液壓楔塊排料調節系統（調整時間＜5分鐘）
中碎 HST250單缸圓錐破 主軸轉速320r/min，功率160kW ASRi智能控制系統（粒度偏差±2mm）
細碎 HPT300多缸圓錐破×2 單機產能130t/h，液壓壓力20MPa 磨損自動補償裝置（3000小時免維護）
制砂 VSI5X1145立軸沖擊破 轉子轉速45-60m/s，成砂率≥45% 四口深腔轉子+周護板模塊化設計
篩分 S5X2760-3/S5X2460-3×2等 篩分效率≥90%，噪聲＜75dB 聚氨酯篩網（壽命延長3倍）
四、環保與智能化亮點
1. 環保指標
粉塵排放：12mg/m³（國標50mg/m³）
水循環系統：回收率＞95%
噪聲控制：全線≤75dB（配備橡膠彈簧減振）
2. 智能化管理
PLC更好控制：一鍵啟停、故障自診斷
實時調節給料速度（基于電流負荷）
預警圓錐破襯板磨損（提前200小時）
五、市場應用
機制砂：供應C30-C60商砼，用于連云港跨海大橋等工程
骨料：高鐵軌枕骨料（16-26mm）、市政透水磚（5-10mm）
檢測數據：
機制砂亞甲藍值0.8
含泥量0.3%
國內花崗巖破碎水平，如需設備選型建議或工藝方案，請聯系黎明重工技術團隊！
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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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