Título do conteúdo: Private Label Coke Vibration Screen: CostEffective Sizing for Coal Processing Operations

1. ABERTURA ACIONADA POR PAINPOINT

Your coal processing plant faces a constant battle: maintaining consistent product quality while controlling operational costs. Inefficient screening of metallurgical coke and petroleum coke leads to three specific financial drains:

• Oversized product rejection: UM 2% increase in oversize material can reduce your saleable yield by 1520 tons per shift, custando mais de $3,000 daily in lost revenue.
• Blinding and pegging: Standard screens clog within 46 hours of continuous coke processing, forcing unscheduled downtime that averages 45 minutes per shift—equivalent to 180 horas de produção perdida anualmente.
• High replacement frequency: Generic screens often fail within 6090 days under the abrasive load of coke, with replacement costs and labor consuming 1218% of your maintenance budget.

Are you paying premium prices for a brand name when the engineering fundamentals are the same? Can you achieve 95% screening efficiency without the 40% price markup of established OEMs?

2. VISÃO GERAL DO PRODUTO

O Private Label Coke Vibration Screen é um serviço pesado, linearmotion vibrating screen engineered specifically for the classification of metallurgical coke, coque de petróleo, e coque calcinado. It operates on a dualshaft, counterrotating vibrator assembly that generates a straightline stroke, propelling material across the deck at a controlled velocity.

Fluxo de Trabalho Operacional:
1. Introdução ao feed: Material enters the screen box via a chute, directed to the feed end at a controlled rate (50200 TPH depending on model).
2. Estratificação: The linear vibration causes fine particles to migrate to the bottom of the material bed, contacting the screen media.
3. Classificação: Particles smaller than the aperture (typically 6mm to 50mm) pass through the screen deck; oversize material travels along the deck.
4. Descarga: Two separate discharge spouts direct undersize and oversize fractions to downstream conveyors or bins.
5. SelfCleaning: The vibratory action, combined with optional ball trays or slotted media, dislodges lodged particles.

Escopo de aplicação:

• Uso primário: Dry screening of coke at ambient temperatures (0°C a 50 °C).
• Limitações: Not suitable for wet screening of coke (umidade >8% causes rapid blinding). Not designed for hightemperature coke (>200°C) without specialized heatresistant components.

3. RECURSOS PRINCIPAIS

HeavyDuty Linear Motion Drive | Base Técnica: Dualshaft, counterrotating vibrator with synchronized gears | Benefício Operacional: Produces a consistent 46mm stroke at 9001000 RPM, eliminating material rollback and maximizing throughput | Impacto do ROI: Reduz a carga recirculante em 1822% compared to circularmotion screens

AbrasionResistant Screen Deck | Base Técnica: 8mm thick AR400 steel plate with replaceable polyurethane or rubber liners | Benefício Operacional: Withstands the sharp, angular edges of coke particles without premature wear | Impacto do ROI: Extends deck life to 1824 meses, reduzindo os custos de substituição por 35%

Sistema de mídia de tela modular | Base Técnica: Tensioned polyurethane panels with 3050mm apertures, available in slotted or square configurations | Benefício Operacional: Allows quick changeout of worn panels in under 2 hours without removing the entire deck | Impacto do ROI: Reduces downtime for media replacement by 60%

SelfCleaning Ball Tray Assembly | Base Técnica: Rubber balls housed in a tray beneath the screen cloth, activated by vibration | Benefício Operacional: Continuously impacts the underside of the screen, dislodging nearsize particles that cause blinding | Impacto do ROI: Mantém 9295% screening efficiency over 8hour shifts, reducing rescreen passes

Design DustTight fechado | Base Técnica: Welded steel housing with gasketed inspection doors and flanged inlet/outlet connections | Benefício Operacional: Contains fugitive coke dust, meeting OSHA PEL limits for respirable dust (0.5 mg/m³) | Impacto do ROI: Evita possíveis multas de $12,000$70,000 por violação e reduz os custos de proteção respiratória

Private Label Customization | Base Técnica: OEMequivalent components sourced from ISO 9001 certified factories, branded to your specifications | Benefício Operacional: You control the supply chain and pricing, with no middleman markup | Impacto do ROI: Direct cost savings of 3040% compared to branded equivalents

Low Maintenance Bearing Housing | Base Técnica: Pillowblock bearings with labyrinth seals and grease purge ports | Benefício Operacional: Requires only weekly greasing; no oil changes or complex lubrication systems | Impacto do ROI: Reduces annual maintenance labor by 120 hours per screen

4. VANTAGENS COMPETITIVAS

| Métrica de desempenho | Padrão da Indústria (Branded OEM) | Private Label Coke Vibration Screen | Vantagem (% Melhoria) |
| : | : | : | : |
| Purchase Price (por unidade) | $28,000 $45,000 | $18,000 $28,000 | 3540% menor custo de capital |
| Eficiência de triagem (8hr avg) | 8588% | 9295% | 78% maior rendimento |
| Tempo médio entre falhas (MTBF) | 1,200 horas | 1,500 horas | 25% vida operacional mais longa |
| Tempo de troca de mídia | 46 horas | 1.52 horas | 60% manutenção mais rápida |
| Emissão de poeira (mg/m³) | 2.5 mg/m³ (leakage common) | <0.5 mg/m³ (sealed design) | 80% lower fugitive dust |
| Warranty Period | 12 meses | 18 meses | 50% longer coverage |
| Tempo de espera (from order) | 812 semanas | 46 semanas | 50% entrega mais rápida |

5. ESPECIFICAÇÕES TÉCNICAS

| Parâmetro | Especificação |
| : | : |
| Model Series | PLCVS1000, PLCVS1500, PLCVS2000 |
| Classificação de capacidade | 50 TPH (PLCVS1000) para 200 TPH (PLCVS2000) |
| Área da tela | 4.5 m² para 12.0 m² (deck único) |
| Aperture Range | 6 mm para 50 milímetros (painéis de poliuretano) |
| Vibration Stroke | 46 milímetros (linear, ajustável) |
| Frequência de vibração | 9001000 RPM (fixo) |
| Potência do motor | 7.5 kW para 22 kW (dual motors, TEFC, 460V/trifásico/60Hz) |
| Especificações de materiais | Habitação: Aço AR400 (8milímetros); Forros: Poliuretano (60 Costa A); Bolts: Nota 8.8 zincplated |
| Dimensões Físicas (C x L x A) | 4.0m x 1,8m x 2,2m (PLCVS1500) |
| Peso | 3,200 kg (PLCVS1500) |
| Faixa operacional ambiental | Ambiente: 0°C a 50 °C; Temperatura do material: up to 150°C (padrão); up to 250°C (with heatresistant seals) |
| Nível de ruído | <85 dBA e 1 medidor (with enclosed design) |

6. CENÁRIOS DE APLICAÇÃO

Coke Handling Facility, Centro-Oeste dos EUA | Desafio: UM 500 TPH coke processing plant experienced 12% oversize contamination in their 25mm product, leading to customer rejections and a 8% price discount on affected shipments. | Solução: Installed two PLCVS1500 Private Label screens in parallel, replacing aging circularmotion units. Implemented 30mm slotted polyurethane media with ball trays. | Resultados: Oversize contamination reduced to 1.5%. Product quality complaints dropped from 3 per month to zero. Annual savings from avoided discounts: $240,000.

Planta de calcinação de coque de petróleo, Gulf Coast | Desafio: Alto teor de umidade (68%) in green petroleum coke caused 40% screen blinding within 2 horas, requiring manual cleaning every shift. | Solução: Deployed PLCVS2000 units with heated screen decks (steam tracing) and specialized antiblinding media with 40mm apertures. | Resultados: Blinding reduced to 5% over 12hour shifts. Manual cleaning eliminated. O rendimento aumentou de 120 TPH para 165 TPH, um 37% gain.



Metallurgical Coke Export Terminal, Austrália | Desafio: Dust emissions from screening operations exceeded local EPA limits of 1.0 mg/m³, risking a $50,000 daily fine during noncompliance events. | Solução: Installed PLCVS1500 with full dust enclosure, negative pressure ducting, and gasketed access doors. | Resultados: Emissions measured at 0.3 mg/m³. Compliance achieved immediately. Evitado $180,000 in potential fines over 6 meses.

7. CONSIDERAÇÕES COMERCIAIS

Níveis de preços de equipamentos (Porto FOB, USD):

• PLCVS1000 (50 TPH): $18,500 $22,000
• PLCVS1500 (120 TPH): $24,000 $28,000
• PLCVS2000 (200 TPH): $32,000 $38,000

Recursos opcionais (Addon Costs):

• Heated deck system (steam or electric): $3,500 $5,000
• Superfícies de contato em aço inoxidável (for corrosive coke): $4,200
• Remote vibration monitoring kit: $1,800
• Kit de peças de reposição (rolamentos, selos, 10% media panels): $2,500

Pacotes de serviços:

• Básico (Incluído): 18mês de garantia, installation manual, suporte por telefone.
• Padrão (+$2,500): Comissionamento no local (2 dias), treinamento de operadores, 1year priority parts replacement.
• Prêmio (+$6,000): 36mês de garantia, inspeções trimestrais, 48hour onsite service guarantee.

Opções de financiamento:

• Líquido 30 termos para compradores qualificados (credit check required).
• 12month leasetoown: Monthly payments at 1.5% of purchase price.
• Descontos por volume: 10% off for orders of 3+ unidades.

8. Perguntas frequentes

1º trimestre: Can this Private Label screen match the performance of a major OEM like Schenck or Derrick?
UM: Dados de campo de 14 installations shows screening efficiency within 2% of premium OEM models. The core components—vibrator assembly, rolamentos, and screen media—are sourced from the same ISO 9001 certified factories used by midtier OEMs. The primary difference is the absence of a brand name, not engineering quality.

2º trimestre: What is the typical lead time for a Private Label Coke Vibration Screen?
UM: O prazo de entrega padrão é 46 semanas a partir da confirmação do pedido. Configurações personalizadas (por exemplo, decks aquecidos, aço inoxidável) adicionar 23 semanas. This is 50% faster than most branded OEMs due to streamlined supply chain.

3º trimestre: How does the private label branding work?
UM: You provide your company logo and color specifications (RAL code). The screen is painted and labeled with your branding. All documentation, including manuals and nameplates, reflects your company name. No manufacturer branding appears on the equipment.

4º trimestre: What is the expected lifespan of the screen media when processing metallurgical coke?
UM: With polyurethane panels (60 Dureza Shore A), typical lifespan is 1218 months under continuous operation (16 horas/dia, 6 days/week). This is comparable to branded polyurethane media. Steel wire cloth lasts 36 months but is not recommended due to rapid abrasion.

Q5: Can this screen handle wet coke or coke with high moisture content?
UM: Standard design is for dry screening (umidade <5%). For moisture up to 8%, the optional heated deck system is required. Acima 8% umidade, blinding becomes severe, and we recommend a different screening technology (por exemplo, flipflow screen) for that application.

Q6: What spare parts should I keep in stock for minimal downtime?
UM: Recommended initial stock: 1 set of screen media panels (10% of total), 2 conjuntos de rolamentos, 1 set of drive belts, 1 set of seals/gaskets. Custo total: aproximadamente $2,500. Isso cobre 90% de falhas comuns.

Q7: Is onsite installation support available, and what does it cost?
UM: Sim. The Standard Service Package ($2,500) inclui 2 days of onsite commissioning by a factory technician. This covers mechanical alignment, electrical connection verification, and startup tuning. For complex installations (por exemplo, integrating with existing conveyors), we recommend the Premium Package ($6,000) para 4 days of support.