General Purpose Silicone Rubber RTV-811
General Purpose Silicone Rubber RTV-811
SKU:RTV-bb81e0
High-quality General Purpose Silicone RTV-811 for precise mold-making and versatile applications.
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$29.99
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General Purpose Silicone Rubber RTV-811
$29.99
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General Purpose Silicone Rubber RTV-811
$29.99
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Experience exceptional mold-making precision with our General Purpose Silicone Rubber RTV-811. This condensation cure silicone boasts low shrinkage, high resilience, and allergen-free composition. Ideal for flexible molding, rollers, and print pads, the RTV-811 is characterized by a Shore A Hardness of 45 and a service temperature range of -54 to 200 °C. Its superior qualities include tear strength, tensile strength, and a shelf life of 6 months. Crafted for detailed reproductions, this silicone is a reliable choice for various applications.
Product Specifications
Cure Schedule 0
24 hours at room temperature | Pot Life and cure is dependent on temperature and humidity.
Properties Coefficient Of Thermal Expansion
25 x 105 (cm/cm-°C)
Properties Color
Clear (Part B) | White (Part A)
Properties Dielectric Constant
3.4 (100 Hz)
Properties Dielectric Frequency
100 Hz
Properties Dielectric Strength
500 V/mil
Properties Dissipation Factor
0.002 (60 Hz)
Properties Durometer Hardness
45 (Shore A)
Properties Linear Shrinkage
0.06 %, After 3 days
Properties Mixed Viscosity
10,000 cps | 10000 cps
Properties Mix Ratio
100:10 (By Weight)
Properties Pot Life
45 minutes @ 72 °F
Properties Pot Life At 72 F
45 min
Properties Service Temperature Range
-54 to 200 ºC
Properties Shelf Life
6 months @ 72 °F
Properties Specific Gravity
0.96 | 0.96 (part B) | 1.20 | 1.20 (Part A)
Properties Tear Strength
20 ppi
Properties Tear Strength Die B
100 ppi
Properties Tensile Elongation
150 %
Properties Tensile Strength
350 psi
Properties Thermal Conductivity
2 BTU-in/(ft2)(hr)(°F)
Properties Viscosity Cps
100 (part B) | 18,000 (part A)
Properties Volume Resistivity
9 x 1014 ohm-cm
Specifications Ideal Conditions
40 to 60 % Relative Humidity | 68 to 78 °F (20 to 26 °C)
Specifications Shelf Life At 72 F
6 m
Specifications Shore A Hardness
45 duro
Specifications Type
General Purpose Silicone
Use Instructions 0
Pre-mix RTV-811 Base thoroughly. Weigh out the required amount and add the required amount of Catalyst. Mix thoroughly scraping both the bottom and sides of the mixing container. Evacuate the air and then apply.Cure Schedule: 24 hours @ room temperaturePot Life and cure is dependent on temperature & humidity.Ideal conditions: 68-78°F (20-26°C)40-60% relative humidity