Quarry Sites In Lagos Exporter Quotation
1. PAINPOINT driven اوپننگ
Managing a quarry site in Lagos presents distinct operational hurdles that directly impact profitability and project timelines. Are you contending with the high cost and logistical complexity of transporting crushed aggregates across the metropolis? Is inconsistent feed material from your face shovel causing crusher jams and excessive wear on your liners? Are you losing valuable production time to manual sorting and prescreening, while fuel costs for mobile equipment continue to erode your margins? These challenges—escalating transport logistics, unpredictable feed quality, and inefficient material handling—are common constraints on Lagos quarry operations. حل نه رڳو سامان ۾ آهي, but in strategic site planning and optimized primary processing. This content addresses how a wellengineered primary quarry plant setup can mitigate these specific issues.
2. پيداوار جو جائزو
A stationary primary quarry crushing and screening plant is an integrated processing system designed for the initial size reduction and classification of blasted rock at the extraction site. For operations in Lagos, this setup is engineered to handle local granite, چونا پٿر, ۽ بعد ۾, transforming runofquarry (ROQ) rock into specified aggregate fractions.
آپريشنل ڪم فلو:
1. پرائمري فيڊنگ & پري اسڪريننگ: Dump trucks deposit ROQ material into a vibrating grizzly feeder (وي جي ايف ايف وي جي ايف), which removes natural fines and bypasses subsize material.
2. پرائمري ڪرشنگ: Oversize material is conveyed to a robust primary jaw crusher for initial compression breaking.
3. ثانوي ڪرشنگ & اسڪريننگ: Crushed output is routed to a secondary cone crusher for further reduction, then to a multideck vibrating screen for precise classification.
4. ذخيرو ڪرڻ: Sized aggregates (مثال, ¾“, ½”, مٽي) are conveyed to designated stockpiles for direct loading or further processing.
ايپليڪيشن جو دائرو & حدون:
دائرو: Ideal for mediumtolarge scale quarry operations targeting consistent production of construction aggregates (گرينائيٽ, چونا پٿر). Suitable for integration with asphalt or concrete batching plants onsite.
حدون: مستحڪم جي ضرورت آهي, انسٽاليشن لاء تيار زمين. Initial capital investment is significant compared to purely mobile setups. Optimal efficiency is achieved with consistent feed over extended periods, making it less suitable for very small or frequently relocated sites.
3. بنيادي خاصيتون
HeavyDuty Vibrating Grizzly Feeder (وي جي ايف ايف وي جي ايف) | ٽيڪنيڪل بنياد: سایڈست گرزلي بارن سان گڏ هاءِ انرٽيا وائبريٽري ميڪانيزم | آپريشنل فائدا: ڪٽڻ کان اڳ ڏنڊ ختم ڪري ٿو, کولہو لوڊ ۽ لباس گھٽائي ٿو, prevents hopper bridging | ROI اثر: تائين کولہو لائنر جي زندگي کي وڌايو 30%, reduces fuel consumption by optimizing crusher workload
Primary Jaw Crusher with Wedge System | ٽيڪنيڪل بنياد: Manganese steel jaws with hydraulic adjustment and toggle tensioning | آپريشنل فائدا: وڏي هٿ سان, irregular slabs of Lagos granite without clogging; allows quick CSS adjustment for product size changes | ROI اثر: Minimizes downtime for size changes; high reduction ratio decreases load on downstream circuits
مرڪزي گريسنگ & PLC ڪنٽرول سسٽم | ٽيڪنيڪل بنياد: Automated lubrication points linked to a programmable logic controller with fault diagnostics | آپريشنل فائدا: Ensures critical bearings receive timely lubrication in dusty conditions; provides operators with realtime monitoring of plant functions | ROI اثر: تباهي واري بيئرنگ ناڪامي کي روڪي ٿو; reduces manual maintenance time by an estimated 15 ڪلاڪ في هفتي
Modular Conveyor System with Chevron Belting | ٽيڪنيڪل بنياد: Interlocked conveyor modules with highgrip belting for steep inclines | آپريشنل فائدا: Efficiently moves material between stages with minimal spillage, even in wet conditions common during Lagos rainy seasons | ROI اثر: Lowers rehandling costs and preserves site cleanliness; belt design reduces rollback, improving throughput
SoundAttenuated Enclosures & مٽي دٻائڻ | ٽيڪنيڪل بنياد: Canopy panels with acoustic insulation and strategically placed water spray nozzles | آپريشنل فائدا: Significantly reduces operational noise and dust emissions at transfer points | ROI اثر: Facilitates compliance with local environmental guidelines, minimizing risk of operational delays due to complaints.
4. مقابلي جا فائدا
| ڪارڪردگي ميٽرڪ | انڊسٽري معيار (موبائل يونٽ) | Stationary Quarry Plant Solution | فائدو (% سڌارو) |
| : | : | : | : |
| Tonnage Processed per Litre of Fuel| ~5060 tonnes/litre (multiple unit movements) | ~90110 tonnes/litre (conveyorbased transfer) | +80% ڪارڪردگي |
| پيداوار جي مطابقت (درجي بندي)| Varies due to frequent relocation/ setup changes| Consistent ±5% tolerance on spec aggregates| +70% مطابقت |
| Liner Wear Life in Primary Stage| Subject to more direct impact from unscreened fines| Extended life due to effective grizzly prescreening| +30% ڊگھي عمر |
| سيٽ اپ / منتقلي وقت| 12 days per major move| 710 days for initial installation (semipermanent)| 75% mobility but +95% استحڪام |
5. ٽيڪنيڪل وضاحتون
ڊيزائن جي صلاحيت: 150 350 ٽين في ڪلاڪ (configurable based on crusher model).
پرائمري پاور جي گهرج: 200 400 kVA grid connection or equivalent diesel generator set.
مواد جي وضاحت: S355JR ساخت واري اسٽيل مان ٺهيل; abrasionresistant steel liners at highwear points; Grade III manganese steel crusher jaws.
اهم جسماني طول و عرض: Typical footprint of 40m (ايل) x 18m (ڊبليو). Feed hopper height: 4.5م.
ماحولياتي آپريٽنگ رينج: 20 ° C کان 45 ° C جي محيطي درجه حرارت لاء ٺهيل; نمي تائين 90%; بجلي جي اجزاء تي IP55 جي مٽي تحفظ جي درجه بندي.
6. درخواست جا منظر
Granite Aggregate Production for Lagos Road Projects | چيلنج: A quarry supplying base materials for a major highway experienced trucking bottlenecks and inconsistent product gradation using standalone mobile crushers, leading to rejected loads.| حل: Implementation of a fixed primary quarry plant near the extraction face with integrated screening.| نتيجا: Onsite stockpiling eliminated truck queues at the face. Consistent product quality reduced rejection rate from ~12% to under 2%. Projected payback period from transport savings alone was under 24 مهينا.
Integrated Concrete Block Making Operation | چيلنج: A block manufacturer sourcing crushed stone faced volatile pricing and quality from thirdparty suppliers, disrupting batching formulas.| حل: Establishment of a captive quarry using a compact primary jawandscreen plant dedicated to producing specific aggregate sizes for block mixes.| نتيجا: Secured control over raw material cost and supply continuity. حاصل ڪيو a 25% reduction in aggregate input costs while improving block compressive strength consistency by 15%.
7. تجارتي خيالات
قيمت جا درجا: Solutions are typically configured projectbyproject.
EntryLevel Setup: Primary jaw crusher with basic screen and conveyors (~$250,000 $400,000).
معياري پيداوار پلانٽ: As described in overview with secondary crusher (~$500,000 $850,000).
HighCapacity/Tertiary Configuration: Includes additional crushing stage for manufactured sand (~$1M+).
اختياري خاصيتون: مٽي encapsulation ڪيبن, automated metal detection/removal systems, advanced rock breaker systems at feed hopper, دور دراز جي نگراني telematics.
سروس پيڪيجز: ٽائر ٿيل سالياني سار سنڀال جا معاهدا موجود آهن جيڪي شيڊول ٿيل معائنن کي ڍڪيندا آهن, لائنر تبديليون, ۽ ترجيحي ٽيڪنيڪل سپورٽ.
فنانسنگ جا اختيار: Equipment leasing structures through partnered financial institutions or milestonebased project financing can be explored to align capital expenditure with cash flow from project contracts.
8. FAQ
Q1: Is this plant compatible with our existing excavators and haul trucks?
ها. The receiving hopper and feeder are engineered to accommodate standard quarry haul truck discharge heights and volumes used in Lagos operations.
Q2: What is the expected impact on our daily operational manpower?
Field data shows that an automated stationary plant typically requires one dedicated loader operator for the feed hopper and one control room operator overseeing the entire circuit—often resulting in a net reduction or redeployment of labor compared to managing multiple mobile units.
Q3: How do we handle power instability common in some areas?
Plants can be supplied either for direct grid connection or can be paired with a suitably sized diesel generator package designed for continuous industrial duty cycles.
Q4: What are the commercial terms regarding delivery and commissioning?
Supply terms are typically CIF Apapa Port Incoterms® 2020. Comprehensive commissioning supervision by our engineers is included in the purchase price, encompassing assembly supervision, mechanical alignment checks, test running training your operators.
Q5:What is the lead time from order placement until operational commissioning at our Lagos site?
Lead times vary by configuration complexity but generally range between 1422 weeks exworks factory inspection followed by approximately shipping transit time plus two weeks minimum site erection period supervised by our engineers who will remain until final performance tests have been completed successfully together
