FAQs
Find answers to common questions about our CNC machining services, materials, lead times, and quality control. For further assistance, please contact our team.
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Frequently Asked Questions (FAQs)
Gran Industries specializes in precision CNC machining and custom manufacturing services. We produce high-quality components using advanced CNC milling, turning, and multi-axis machinery. Our services include prototyping, small batch production, and mass production to meet diverse industry needs.
We machine a wide range of materials including:
Aluminum alloys
Stainless steels
Carbon steels
Brass and copper
Engineering plastics (e.g., Delrin, Nylon, PTFE)
If you have a specific material requirement, please include it in your inquiry.
Yes. We specialize in custom parts manufacturing and precision machining of complex geometries. Our engineering team can review your drawings or 3D models and provide suggestions to optimize manufacturability and cost.
For faster and more accurate quoting, we recommend submitting your parts in one of the following formats:
STEP (.step, .stp)
IGES (.iges, .igs)
SolidWorks (.sldprt)
DXF / DWG (for 2D drawings)
PDF (for reference)
For most inquiries, we aim to provide a quote within 24-48 hours after receiving complete information such as drawings, quantities, materials, and surface finish requirements.
Yes. Our experienced engineers are available to assist with design for manufacturability (DFM), material selection, tolerance recommendations, and process planning to help reduce cost and improve production efficiency.
We serve customers across a variety of industries including aerospace, automotive, electronics, robotics, medical devices, industrial equipment, and consumer products.
Quality is our priority. We maintain strict inspection procedures throughout the production process using precision measuring tools such as CMM (Coordinate Measuring Machine), calipers, micrometers, and surface finish testers to ensure parts meet specifications.
Lead time varies depending on part complexity and order quantity. Typical ranges are:
Prototype parts: 3–7 business days
Small batch production: 7–14 business days
Larger quantities: 14+ business days
Please contact us for a detailed time estimate for your specific project.
To place an order, please submit your inquiry with drawings and specifications through our Request a Quote form. Our team will respond with a competitive quotation and order instructions.
Still have questions?
If you can’t find the answer here, feel free to contact us — we’re happy to help!
