PC Solid Sheet Physical Performance Parameter Table

Leave a Comment / Polycarbonate Solid Sheet / By Alan Meng

PC Solid Sheet Physical and Mechanical Performance Requirements (General Parameters)

No.	Item	Unit	Technical Requirement
1	Tensile Property Tensile Yield Stress	MPa	≥55
2	Nominal Tensile Strain at Break	%	≥60
3	Tensile Modulus of Elasticity	MPa	≥2200
4	Charpy Notched Impact Strength	kJ/㎡	≥6
5	Tensile Impact Strength	kJ/㎡	≥150
6	Drop Weight Impact (Perforation Performance) Maximum Penetrating Force Maximum Penetration Energy	N J	≥600 ≥5
7	Vicat Softening Temperature	℃	≥145
8	Heat Deflection Temperature	℃	≥130
9	Dimensional Change after Heating 1.5≤d≤5 a≥5	%	≤10 ≤5
10	Coefficient of Thermal Expansion	℃⁻¹	≤7.5×10⁻⁵
11	Light Transmittance 1.5mm 3mm 4mm 6mm 12mm	%	≥85 ≥83 ≥82 ≥80 ≥75
12	Haze	%	≤5.0
13	Weather Resistance (2000h) Color Difference Change in Yellow Index Retention Rate of Drop Weight Impact (Perforation Property)	– – %	≤5.0 ≤3.0 ≥60
14	Ultraviolet Transmittance	%	≤0.001
15	Combustion Performance	Class	Not lower than Class B

Note: a and b apply only to transparent sheet inspection.

Thickness Tolerance of PC Solid Sheet (JG/T 347-2012)

Unit: millimeter

Total Thickness	Limit Deviation
3	±0.3
4	±0.3
5	±0.3
6	±0.3
8	±0.5
10	±0.5

Physical and Mechanical Properties of Polycarbonate Raw Material (General Parameters)

No.	Item	Technical Index	Test Method
1	Tensile Yield Strength	≥60 MPa	GB/T 1040.1-2006 GB/T 1040.2-2006
2	Tensile Modulus of Elasticity	≥2200 MPa	GB/T 1040.1-2006 GB/T 1040.2-2006
3	Flexural Strength	≥60 MPa	GB/T 9341-2008
4	Flexural Modulus of Elasticity	≥2200 MPa	GB/T 9341-2008
5	Shore Hardness	≥80 HA	GB/T 2411-2008
6	Load Deflection Temperature	≥125 ℃	GB/T 1634.2-2004
7	Linear Expansion Coefficient (-30℃～+30℃)	≤6.5×10⁻⁵ ℃⁻¹	GB/T 1036-2008

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