FAQ
FAQs on Custom Metal Signs & Engraving
Q1: What is the most durable material for outdoor metal plaques?
✓ 316L Stainless Steel:Resists salt spray corrosion for 2000hrs (ASTM B117 certified)
✓Brass:Natural antibacterial with ≥1.5mm thickness & anti-oxidation coating
✓ Anodized Aluminum:Withstands -40°C to 80°C thermal shocks
Q2: What's the minimum stroke width for 3D metal letters?
Technical Standards:
✓Laser Cutting:Stainless steel/aluminum ≥3mm
✓CastingBrass/bronze ≥5mm
✓Backlit Letters:Require 6mm circuit channels
Q3:How to prevent ice damage to metal signs in winter?
Professional Solutions:
✓IP65 Waterproof LEDs:Prevent condensation with sealed modules
✓ Aluminum Honeycomb Panels:40% lower thermal expansion rate
✓5° Tilt Installation:Self-draining angled mounting
Q4: How many steps from design to delivery?
Needs Analysis:Free onsite/video survey
3D Proofing:Approval within 2 business days
Material Testing:Physical samples provided
Production:Real-time tracking portal
Global Delivery:DDP incoterms included
Q5: Do products meet EU/US safety standards?
Certification System:
✓CE Mark:Compliance with EN 1433 drainage standards
✓ UL Listing:Safety certification for lighting components
✓ REACH Compliance:Non-toxic surface treatments