What materials can you machine?

Materials We Machine

JR CNC machines a wide range of metals and plastics:

Aluminum Alloys

• 6061-T6 (most common)
• 7075-T6 (high strength)
• 5052 (excellent corrosion resistance)
• 2024 (aerospace grade)
• 6082, 6063, 7050, etc.

Stainless Steels

• 304 / 304L (general purpose)
• 316 / 316L (marine grade)
• 303 (free machining)
• 17-4 PH (precipitation hardening)
• 416, 430, 440C

Carbon Steels

• 1018, 1045 (general purpose)
• 4140, 4340 (alloy steel)
• A36 (structural)

Titanium

• Grade 2 (commercially pure)
• Grade 5 / Ti6Al4V (aerospace)

Copper & Brass

• C36000 (free-cutting brass)
• C11000 (copper)
• C51000 (phosphor bronze)

Plastics

• ABS (general purpose)
• PC (polycarbonate)
• POM / Delrin (acetal)
• PEEK (high performance)
• Nylon, PTFE, HDPE

Don’t see your material? Contact us – we can source most materials!