چيني ڪوڪ وائبريشن اسڪرين پرائيويٽ ليبل ٺاهيندڙ
مضمون: Addressing Downtime and Contamination in Coke Screening Operations
1. PAINPOINT driven اوپننگ
Every ton of coke that bypasses your screening system represents lost revenue and potential downstream penalties. پلانٽ مينيجرز کي ٽن مسلسل چئلينجن کي منهن ڏيڻو پوي ٿو: اسڪرين ميڊيا کي انڌو ڪرڻ نمي ۽ جزا جي ڪري, ساخت جي ٿڪ from highimpact feed, ۽ inconsistent cutpoint accuracy that leads to customer rejections. Industry data indicates that unscheduled downtime for screen deck replacement can cost a midsized coking facility upwards of $15,000 في ڪلاڪ گم ٿيل پيداوار ۾. اضافي طور تي, هڪ 2% increase in fines contamination can trigger price deductions of $5–$8 per ton from steel mill buyers.
Are your current screens handling the abrasive nature of metallurgical coke without excessive wear? Can your equipment maintain a consistent 25mm or 50mm separation under 24/7 آپريشن? The solution requires a machine built specifically for the highimpact, highwear environment of coke processing.
2. پيداوار جو جائزو
جي چيني ڪوڪ وائبريشن اسڪرين پرائيويٽ ليبل ٺاهيندڙ offers a heavyduty, linearmotion vibrating screen engineered for the classification of metallurgical coke, ڪوڪ ملائڻ, ۽ پيٽروليم ڪوڪ. This equipment operates on a dualshaft exciter system to generate a straightline stroke, propelling material across the deck for efficient stratification.
آپريشنل ڪم فلو:
1. فيڊ جو تعارف: ڪوڪ (0–80mm) enters the screen via a chute, with a feed box designed to absorb initial impact.
2. Stratification: Linear vibration causes larger particles to rise to the top layer while fines migrate to the deck surface.
3. جدائي: Material passes over polyurethane or perforated steel panels. Undersize falls through; oversize سفر ختم ڪرڻ جي آخر تائين.
4. خارج ٿيڻ: Two to three product streams (مثال, +50ايم ايم, 2550ايم ايم, 25ايم ايم) are directed to separate conveyors.
ايپليڪيشن جو دائرو: Ideal for dry screening of blast furnace coke, نٽ ڪوڪ, ۽ ڪوڪ جي هوا. حدون: Not recommended for wet screening applications where moisture exceeds 12%, as this can cause rapid blinding.
3. بنيادي خاصيتون
HighStroke Exciter Assembly | ٽيڪنيڪل بنياد: Dualshaft, counterrotating gearbox with eccentric weights | آپريشنل فائدا: Generates a 10–12mm stroke amplitude, preventing material stratification failure common in coke screening | ROI اثر: جي ذريعي recirculation لوڊ گھٽائي ٿي 15%, lowering energy consumption per ton processed.
AbrasionResistant Deck Design | ٽيڪنيڪل بنياد: 12mm thick polyurethane panels with 65 ساحل A سختي, or AR400 steel plate options | آپريشنل فائدا: Withstands the sharp, angular edges of coke particles, extending screen media life by 300% معياري ربر جي مقابلي ۾ | ROI اثر: Decreases annual media replacement costs by approximately $8,000 في ڇت.
QuickRelease Tensioning System | ٽيڪنيڪل بنياد: Hydraulic or manual wedge tensioners on side plates | آپريشنل فائدا: Allows a twoman crew to replace a screen panel in under 30 منٽ, بمقابله 2 hours on bolted systems | ROI اثر: بحال ڪري ٿو 1.5 hours of production time per changeout, valued at over $20,000 سالانه.
DustTight Sealing | ٽيڪنيڪل بنياد: Compressionsealed side plates with labyrinth seals on bearings | آپريشنل فائدا: Prevents fugitive coke dust from entering bearing housings, a primary cause of premature failure | ROI اثر: Extends bearing service life from 6 مهينن تائين 18 مهينا, بچت $2,500 في بيئرنگ متبادل.
متغير زاويه جي ترتيب | ٽيڪنيڪل بنياد: Adjustable support springs allowing deck angle from 15° to 25° | آپريشنل فائدا: Enables operators to finetune material retention time for varying coke moisture levels | ROI اثر: Improves screening efficiency by 5–8% during seasonal moisture changes.
Modular Deck Frame | ٽيڪنيڪل بنياد: گڏهه, segmented side plates | آپريشنل فائدا: Allows for partial deck replacement without removing the entire screen from the structure | ROI اثر: Reduces structural modification costs by 40% when upgrading to different media types.
HeavyDuty Cross Members | ٽيڪنيڪل بنياد: 150mm x 150mm hollow structural sections with wear liners | آپريشنل فائدا: Resists bending and cracking from the impact of 50kg coke lumps falling from a 1.5meter height | ROI اثر: Eliminates structural weld repairs, which average $3,000 في حادثو.
4. مقابلي جا فائدا
| ڪارڪردگي ميٽرڪ | انڊسٽري معيار (عام اسڪرين) | ڪوڪ وائبريشن اسڪرين حل | فائدو (% سڌارو) |
| : | : | : | : |
| اسڪريننگ جي ڪارڪردگي (25mm ڪٽ) | 8588% | 9497% | +10% |
| اسڪرين ميڊيا لائف (Polyurethane) | 46 مهينا | 1218 مهينا | +200% |
| بيئرنگ مٽائڻ وارو وقفو | 6 مهينا | 1824 مهينا | +200% |
| Changeout Time (اڪيلو ڇت) | 2 ڪلاڪ | 30 منٽ | 75% |
| شور جي سطح تي 1 ميٽر | 95 ڊي بي(اي) | 85 ڊي بي(اي) | 10 ڊي بي(اي) |
| ساخت جي وارنٽي مدت | 1 سال | 3 سال | +200% |
5. ٽيڪنيڪل وضاحتون
| پيرا ميٽر | تفصيل (Model CVS2448) | تفصيل (Model CVS3660) |
| : | : | : |
| ظرف (ڪوڪ, 25mm ڪٽ) | 150-200 ٽي پي ايڇ | 300-400 ٽي پي ايڇ |
| اسڪرين ايريا | 6 m² (24 اسڪوائر فوٽ) | 12 m² (36 اسڪوائر فوٽ) |
| ڊيڪ جو تعداد | 2 (اختياري 3) | 2 (اختياري 3) |
| وائبريشن فریکوئنسي | 750–900 RPM | 750–900 RPM |
| Stroke Amplitude | 10–12 mm | 10–12 mm |
| موٽر پاور | 2 x 11 ڪلواٽ (15 ايڇ پي) | 2 x 22 ڪلواٽ (30 ايڇ پي) |
| تعميراتي مواد | S355J2+N Steel / AR400 Liners | S355J2+N Steel / AR400 Liners |
| اسڪرين ميڊيا | Polyurethane (65اي) or Perforated Steel | Polyurethane (65اي) or Perforated Steel |
| آپريٽنگ وزن | 8,500 ڪلو | 14,000 ڪلو |
| آپريٽنگ جي درجه حرارت جي حد | 20°C کان +80°C | 20°C کان +80°C |
6. درخواست جا منظر
Steel Mill Blast Furnace Coke Screening | چيلنج: A steel producer in Hebei Province was experiencing 8% ڏنڊ (10ايم ايم) carryover into their blast furnace feed, causing permeability issues and increasing coke rate by 5 گرم ڌاتو جي في ڪلوگرام. | حل: Installation of a dualdeck Coke Vibration Screen with 25mm and 10mm polyurethane panels. | نتيجا: ڏنڊ کڻڻ تي گھٽجي ويو 2.5%. بلاسٽ فرنس ڪوڪ جي شرح گهٽجي وئي 4 kg/THM, saving the plant $1.2 million annually in coke costs.
Foundry Coke Processing Plant | چيلنج: A foundry coke producer needed to produce a tight 50mm x 80mm specification for cupola furnaces, but their existing screen was blinding due to 8% نمي جو مواد. | حل: Implementation of a singledeck screen with a 15° deck angle and 12mm stroke to maintain material flow. | نتيجا: اسڪريننگ ڪارڪردگي کان بهتر ٿي 82% جي طرف 96%. Customer rejection rate dropped from 5% جي طرف 0.5%, securing a longterm supply contract.
Petroleum Coke Classification | چيلنج: A calcined petroleum coke facility required separation of +6mm and 6mm fractions for anode production, but standard screens suffered rapid wear from the abrasive, angular particles. | حل: Customized screen with AR400 steel deck plates and a 10mm stroke. | نتيجا: Screen media life increased from 3 مهينن تائين 14 مهينا. Maintenance downtime decreased by 70%.
7. تجارتي خيالات
سامان جي قيمت جا درجا (FOB شنگھائي پورٽ):
- معياري ماڊل (CVS2448): $45,000 - $55,000 (2ڇت, polyurethane ميڊيا, 15 HP motors)
- HeavyDuty ماڊل (CVS3660): $78,000 - $95,000 (3ڇت, AR400 لائنر, 30 HP motors, dust enclosure)
- Custom Engineered Model: $110,000+ (for specific feed chute integration, special alloy construction, or explosionproof motors)
- خودڪار لوڻ وارو نظام: $4,500 (reduces manual greasing frequency to quarterly intervals)
- Vibration Monitoring Kit: $6,200 (provides realtime bearing and stroke data for predictive maintenance)
- Spare Parts Package (2سال جي فراهمي): $12,000 (includes bearings, مهر, ۽ 4 اسڪرين پينل جو سيٽ)
- بنيادي (1سال): ريموٽ ٽيڪنيڪل سپورٽ + 1 onsite commissioning visit.
- پريميئم (3سال): Includes Basic + quarterly inspection reports + 10% اسپيئر پارٽس تي رعايت.
- ڪارڪردگي جي ضمانت: Contractual guarantee of 93% screening efficiency at specified capacity, with financial penalties if not met.
- 30% ادائگي هيٺ + 70% L/C نظر ۾ (معياري)
- LeasetoOwn: 36مهيني جي مدت سان 5% آخر ۾ خريداري.
- ملتوي ادائيگي: 50% هيٺ, 50% after 90day performance acceptance.
اختياري خاصيتون:
سروس پيڪيجز:
فنانسنگ جا اختيار:
8. FAQ
ق: Can this screen handle the high impact of direct feed from a crusher?
اي: ها. The feed box is reinforced with 20mm thick AR400 wear plates, and the cross members are designed to withstand a drop height of up to 2 ميٽر. We recommend a rubber impact panel at the feed point for additional protection.
ق: What is the typical lead time for a custom private label order?
اي: Standard models ship in 45–60 days. Customengineered units with specific paint colors or branding require 75–90 days from design approval.
ق: How does this screen perform with highmoisture coke (1012%)?
اي: The linear motion and adjustable deck angle help manage moisture. بهرحال, for consistent performance above 10% نمي, we recommend specifying a heated deck option or a dewatering screen design.
ق: What is the warranty on the vibrator assembly?
اي: The gearbox and exciter assembly carry a 24month warranty against manufacturing defects. Bearings are covered for 12 مهينا. Structural components have a 36month warranty against cracking.
ق: Can I use my existing screen media with this machine?
اي: The frame is designed for modular polyurethane panels (305mm x 305mm) or perforated steel plates. Adapter kits are available for some common OEM patterns, but we recommend using our media for optimal tensioning and life.
ق: تنصيب لاءِ بجلي جون ڪهڙيون ضرورتون آهن?
اي: Standard models require 380V/50Hz/3phase. We can supply 460V/60Hz or 690V transformers as an option. The motor starter panel is included.
ق: How do you handle aftersales support for international buyers?
اي: We provide a dedicated project manager for each order. Remote diagnostics are available via video call. For critical failures, we can dispatch a service engineer within 72 hours to most industrial regions.
