If you’re sourcing CNC-machined ABS parts for prototypes, bens de consumo, or industrial components, understanding the price structure is key to budgeting and avoiding overspending. The price of CNC machined ABS isn’t fixed—it ranges from 20 RMB/piece for simple parts para 1,000 RMB/piece for complex, high-precision components—shaped by material costs, machining complexity, Tamanho do lote, e mais. This guide breaks down the core price drivers, provides practical references, shares cost-saving tips, and answers common questions to help you make informed decisions.
1. 6 Core Factors That Affect the Price of CNC Machined ABS
Every component of the price ties to tangible factors—from raw material costs to post-processing needs. Abaixo está uma análise detalhada com números reais para ilustrar seu impacto:
(1) ABS Material Cost
Material cost forms the baseline of the total price. Standard ABS resin is affordable, but special grades (Por exemplo, Retardente da chama, seguro de comida) adicionar ao custo:
ABS Grade Type | Faixa de preço (RMB/kg) | Principais características | Aplicações típicas |
ABS padrão | 10 ~ 20 | Boa máquinabilidade, basic impact resistance | Protótipos gerais, non-critical shells |
Abdominais retardistas da chama | 20 ~ 35 | Atende aos padrões de segurança contra incêndios (Por exemplo, Ul94 v-0) | Gabinetes eletrônicos (Por exemplo, Cascas de roteador) |
Food-Grade ABS | 25 ~ 40 | Não tóxico, compliant with FDA/GB 4806 | Food contact parts (Por exemplo, small appliance interiors) |
High-Toughness ABS | 30 ~ 50 | Enhanced durability for repeated use | Partes funcionais (Por exemplo, toy hinges, alças da ferramenta) |
Exemplo: A 100g simple part made with standard ABS costs 1–2 RMB in material (10–20 RMB/kg × 0.1kg). The same part made with food-grade ABS would cost 2.5–4 RMB in material—2.5x more.
(2) Machining Cost (Equipamento + Trabalho)
Machining cost is the largest variable, combining equipment hourly rates and labor fees. It depends on the type of CNC machine and operator skill:
Equipment Hourly Rates
Tipo de máquina CNC | Hourly Rate (RMB/Hour) | Nível de precisão | Melhor para |
Ordinary 3-Axis Machining Center | 60 ~ 150 | Médio | Peças simples (Por exemplo, Placas planas, basic holes) |
High-Precision 3-Axis Machine | 150 ~ 300 | Alto | Parts with tight tolerances (± 0,05 mm) |
5-Axis Machining Center | 500 ~ 1,000 | Ultra-High | Complex curved parts (Por exemplo, conchas personalizadas) |
Custos de mão -de -obra
- Operator Salary: 50 ~ 100 RMB/hour (varies by region—coastal areas like Guangdong have lower rates due to competition).
- Programming Fee: 200 ~ 1,000 RMB for complex parts (Por exemplo, multi-surface shells) that require custom G-code; simple parts often include programming in the hourly rate.
Exemplo: A simple ABS part taking 1 hour on an ordinary 3-axis machine (80 RMB/hour) com um 60 RMB/hour operator costs 140 RMB in machining labor—far more than the material cost.
(3) Complexidade da parte
Complexity directly increases machining time and skill requirements, pushing prices higher. Below is how complexity impacts per-piece costs:
Complexity Level | Traços -chave | Tempo de usinagem (Por peça) | Faixa de preço (RMB/peça) |
Simples | Superfícies planas, no curves, 1–2 holes | 0.5 ~ 1 hora | 20 ~ 50 |
Médio | Vários orifícios, simple curves, paredes finas (≥2mm) | 1 ~ 3 horas | 50 ~ 200 |
Alto | Complex curved surfaces, paredes finas (<2milímetros), porous structures | 3 ~ 8 horas | 200 ~ 1,000 |
Exemplo: A simple 10cm×10cm ABS plate (10mm de espessura) leva 0.5 hours to machine and costs 20–50 RMB. A curved ABS shell with 5 holes and thin walls takes 4 hours and costs 200–500 RMB—5–10x more.
(4) Tamanho do lote
Batch size unlocks descontos por volume, como custos fixos (programação, configurar, trial cuts) estão espalhados por mais partes. The larger the order, the lower the unit price:
Tamanho do lote | Discount vs. Single Piece | Exemplo: Simple ABS Part (Preço original: 50 RMB/peça) | Unit Price (RMB/peça) |
Single Piece/Small Batch (1–10) | 0% (No Discount) | 50 × 10 = 500 RMB (total) | 50 |
Medium Batch (11–100) | 10 ~ 30% | 50 × 50 × 0.8 = 2,000 RMB (total) | 40 |
Lote grande (>100) | 30 ~ 60% | 50 × 200 × 0.5 = 5,000 RMB (total) | 25 |
Dica chave: Mesmo pequenos lotes aumentam (Por exemplo, de 5 para 20 pedaços) can cut unit costs by 10–20%. Por exemplo, 20 simple parts cost 40 RMB/piece instead of 50 RMB—saving 200 Total de RMB.
(5) Requisitos de pós-processamento
Basic CNC-machined ABS parts have a matte finish, but additional treatments add to the price. Common post-processing steps and their costs:
Etapa de pós-processamento | Custo (RMB/peça) | Propósito |
Polimento | 10 ~ 30 | Superfície lisa (reduces roughness from Ra 1.6μm to Ra 0.8μm) |
Painting/Oil Spraying | 20 ~ 50 | Add color or protective coating |
Impressão de seda | 15 ~ 40 | Add logos or text (Por exemplo, control panel labels) |
Eletroplatação | 30 ~ 80 | Add metallic finish (Por exemplo, chrome-like coating) |
Exemplo: A basic ABS part costs 30 RMB. Adding polishing (20 RMB) and silk screen printing (25 RMB) raises the total to 75 RMB—2.5x more.
(6) Regional Differences
Prices vary by region due to labor and competition levels:
- Áreas costeiras (Guangdong, Zhejiang): Lower prices (10–20% cheaper than inland) due to high competition and mature supply chains. Por exemplo, a medium-complexity part costs 50–180 RMB vs. 60–220 RMB inland.
- Central/Western Regions: Slightly higher prices, but may offer faster delivery for local clients.
2. Practical Price Reference Table for CNC Machined ABS
To quickly gauge reasonable prices, below is a table of common ABS part types, their prices, and key notes:
Tipo de peça | Faixa de preço (RMB/peça) | Fatores -chave | Casos de uso típicos |
Simple Flat Plate (Por exemplo, 10cm×10cm×10mm) | 20 ~ 50 | ABS padrão, 3-usinagem do eixo, no post-processing | Prototyping bases, spacers |
Medium-Complexity Shell (curvado + 3–5 holes) | 50 ~ 200 | Standard/flame-retardant ABS, 3-usinagem do eixo, optional polishing | Conchas de dispositivo eletrônico, invólucros de brinquedos |
High-Precision Curved Part (paredes finas + tolerâncias apertadas) | 200 ~ 1,000 | High-toughness ABS, 5-usinagem do eixo, pintura | Componentes industriais, high-end appliance parts |
Large-Batch Simple Parts (>100 pedaços) | 10 ~ 50 | Bulk ABS, optimized machining paths, no post-processing | Mass-produced spacers, basic brackets |
3. 4 Proven Tips to Reduce the Price of CNC Machined ABS
You don’t have to compromise on quality to lower costs. Try these strategies:
(1) Optimize Part Design
- Simplify geometry: Remove unnecessary curves or thin walls (Por exemplo, use straight edges instead of complex arcs) to cut machining time by 20–40%.
- Reduce part count: Merge multiple small parts into one (Por exemplo, a 2-piece bracket becomes 1 piece) to eliminate assembly and reduce clamping time.
(2) Choose the Right Batch Size
- Combine orders: Se você precisar 30 parts over 3 meses, order all 30 at once to qualify for a 10–30% discount instead of 10 parts monthly.
- Negotiate “future batch” discounts: Ask suppliers for a lower rate if you commit to reordering (Por exemplo, 5% off if you buy 50+ parts within 6 meses).
(3) Select Cost-Effective Post-Processing
- Skip unnecessary steps: For internal, non-visible parts, skip polishing or painting—save 10–50 RMB/piece.
- Use batch post-processing: Group parts for painting or silk screening to get volume discounts (Por exemplo, 15 RMB/piece instead of 25 RMB for 50+ peças).
(4) Work with Coastal Suppliers
Suppliers in Guangdong (Por exemplo, Dongguan, Shenzhen) or Zhejiang offer lower prices due to competition and efficient supply chains. Por exemplo, a medium-complexity part costs 50–180 RMB vs. 60–220 RMB from inland suppliers—saving 10–20%.
4. Key Precautions When Quoting CNC Machined ABS
To avoid unexpected costs, keep these in mind:
- Proofing Costs: Pequenos lotes (1–5 peças) often have higher unit prices (20–50% more) due to setup and trial cuts. Confirm proofing fees upfront.
- Requisitos de tolerância: Tolerâncias mais rígidas (Por exemplo, ±0.05mm vs. ± 0,1 mm) add 10–30% to the price—only specify tight tolerances if necessary.
- Prazo de entrega: Ordens Rush (Por exemplo, 3-day turnaround vs. 7 dias) may add a 20–50% premium. Plan ahead to avoid rush fees.
Yigu Technology’s Perspective on CNC Machined ABS Pricing
Na tecnologia Yigu, acreditamos design optimization and batch strategy are the biggest cost-saving levers for CNC machined ABS. Muitos clientes gastam demais complicando demais os projetos (Por exemplo, adicionando curvas desnecessárias) ou encomendar pequenos lotes com frequência. Nossa equipe ajuda a simplificar projetos – por exemplo, uma concha curva com 8 buracos torna-se uma forma mais simples com 4 buracos, Cortando o tempo de usinagem por 30%. Também auxiliamos no planejamento em lote: combinando 3 pedidos de 20 peças dos clientes em um lote de 60 peças para desbloquear um 25% desconto. Para notas especiais, nós adquirimos ABS retardador de chama ou de qualidade alimentar de fornecedores confiáveis, economizando 10–15% em custos de material. Nosso objetivo é fornecer peças ABS usinadas CNC de alta qualidade pelo menor preço possível, Balanceamento de desempenho e orçamento.
Perguntas frequentes
- Por que uma peça ABS usinada de 5 eixos custa muito mais do que uma peça de 3 eixos?
5-máquinas de eixo oferecem precisão ultra-alta (± 0,02 mm) e pode usinar superfícies curvas complexas em uma única configuração, eliminando a necessidade de múltiplas fixações. No entanto, eles são mais caros para comprar (10–20x custo de máquinas de 3 eixos) e manter, levando a taxas horárias mais altas (500–1.000 RMB/hora vs.. 60–150 RMB/hora para 3 eixos). Isso se traduz em preços de peças 2 a 5 vezes mais altos.
- How much does flame-retardant ABS add to the total price compared to standard ABS?
Flame-retardant ABS costs 20–35 RMB/kg vs. 10–20 RMB/kg for standard ABS—2x more in material cost. For a 100g part, this adds 1–1.5 RMB to the material cost. If the part requires machining, the total price increases by 5–15% (Por exemplo, 50 RMB standard part becomes 55–58 RMB).
- Can I get a discount if I provide my own ABS material?
Yes—most suppliers offer a 5–15% discount if you supply the ABS resin. Por exemplo, um 100 RMB part becomes 85–95 RMB. No entanto, ensure your material is suitable for CNC machining (Por exemplo, no impurities) to avoid machining defects that require rework (which could erase the discount).