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Polycarbonate Stock Sheet - 0.268" x 21" x 28" | Fabricating

Expert Overview

This 0.268" thick polycarbonate stock sheet offers exceptional impact resistance and clarity. Precisely sized at 21" x 28", it's engineered for demanding fabrication applications where durability and visual integrity are paramount.

StandardASTM A106
MaterialPolycarbonate
FinishZinc Plated
GradeN/A
Thickness0.268"
Length21"
Width28"

Detailed Engineering Specifications

Engineered for reliability and performance, this 0.268" thick polycarbonate stock sheet boasts superior impact strength, exceeding that of glass and acrylics. Its inherent toughness makes it ideal for applications requiring protection against physical damage and extreme conditions. With a standard size of 21" x 28", this material is readily adaptable for CNC routing, laser cutting, and thermoforming, enabling precise fabrication of complex components. Its excellent optical clarity ensures unobstructed visibility, crucial for machine guarding, protective enclosures, and display solutions.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

3MEst. 1902
USA🇺🇸
"Science applied to life."
Market Rank
🏆 Global Innovation Leader
Industry Approvals
🚀 Aviation & Medical Approved
Warranty & Support
🛡️ Premium Performance Guarantee
Green Manufacturing
🌱 100% Renewable Energy HQ
Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
Market Rank
🏆 #1 Global Adhesives
Industry Approvals
🚀 Formula 1 & Aerospace OEM
Warranty & Support
🛡️ 24/7 Application Support
Green Manufacturing
🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
Market Rank
🏆 #1 Industrial Supply Standard
Industry Approvals
🚀 US Military Approved
Warranty & Support
🛡️ Lifetime Return Policy
Green Manufacturing
🌱 Sustainable Logistics
Certified:ISO 9001 Compliant

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Ensure the polycarbonate sheet is clean and free from debris. 2. Carefully measure and mark cut lines according to design specifications. 3. Utilize appropriate cutting tools (e.g., laser, CNC router, fine-tooth saw) for precise material removal, maintaining a smooth edge finish. 4. Secure the fabricated component using compatible fasteners and adhesives, avoiding over-tightening to prevent stress cracking.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using standard cutting tools not designed for plastic, leading to chipping or melting.Employ specialized cutting tools with appropriate speeds and feed rates for polycarbonate, such as carbide-tipped blades or laser cutters.
Over-tightening fasteners, causing stress concentrations and potential cracks.Use washers and avoid direct metal-to-plastic contact. Ensure fasteners are snug but not excessively tight; consider using threaded inserts for repeated assembly.

Common Applications

  • Machine Guarding
  • Protective Shields & Barriers
  • Custom Enclosures & Covers
  • Glazing & Skylights
  • Point-of-Purchase Displays

⚠️ Engineering Warnings

  • Always wear appropriate safety glasses and gloves when handling and fabricating polycarbonate.
  • Avoid prolonged exposure to UV radiation without a UV-resistant coating, which can lead to yellowing and degradation.

Alternative Products to Consider

Premium Fabricating equivalentHigher corrosion resistance (316 SS)
Economy Fabricating optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Polycarbonate Stock Sheet made from?

A: This Polycarbonate Stock Sheet is manufactured from Polycarbonate.

Q: What are the main applications?

A: Machine Guarding, Protective Shields & Barriers, Custom Enclosures & Covers, Glazing & Skylights, Point-of-Purchase Displays.

Technical Schematic

ISOMETRIC CAD ENVELOPEStandard Bounding Box representationH: HL: 21"W: 28"GENERAL COMPONENTPolycarbonate Stock Sheet

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.