eFunda Polymers: Properties of Cellulosic {cellulose acetate, sheet}

Generic (ABS, ...) Trade Name


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Calculators

Cellulosic	List of Suppliers

State:	cellulose acetate
Application:	sheet

Material Properties

Mechanical Properties		Conditions
Mechanical Properties		State 1	State 2	ASTM
Tensile Strength (MPa)	32 - 56	at break		D638
Flexural Strength (MPa) at yield or break	42 - 69			D790
Elongation at break (%)	20 - 50			D638
Hardness	85 - 120	Rockwell R		D638
Izod Impact (J/cm of notch) 1/8" thick specimen unless noted	1.1 - 4.5			D256A

Thermal Properties Conditions

Pressure State ASTM

Coef of Thermal Expansion (10^-6/ºC) 100 - 150 D696

Thermal Conductivity (W/m-ºC) 0.167 - 0.334 C177

Physical & Electrical Properties Conditions

State ASTM

Specific Gravity 1.28 - 1.32 D792

Water Absorption (% weight increase) 2 - 7 after 24 hrs D570

Dielectric Strength (V/mil);
1/8" thick specimen unless noted 250 - 600 D149