A003806

Silicone for food and concrete M4630 A+B

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Weight 900gr+100gr 4,5kg+500gr 20kg+2kg

Pourable, addition-curing, two-component silicone rubber that vulcanises at room temperature. Main application: Manufacture of moulds for concrete casting and manufacture of moulds for contact with foodstuffs (FDA-compliant).

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Product details

Technical Data

Description

Thanks to its excellent resistance to concrete and its superior mechanical properties, ELASTOSIL® M 4630 A/B is ideal for use as a membrane. M 4630 A/B is ideal for use in moulds for making concrete reproductions of models with deep undercuts. M 4630 A/B is also ideal for casting all other common reproduction materials, especially casting resins where absolutely exact copies of models with pronounced undercuts are required. of models with pronounced undercuts.

Main application

Making molds for concrete casting.
Food contact (FDA/ BfR compliant)

Properties

very good flow
fast and non-shrink cure at room temperature which can be accelerated considerably by the application of heat
low Shore A hardness (approx. 28)
high tear strength
excellent long-term stability of the mechanical properties of the vulcanizate
outstanding resistance to concrete

Specific features

Addition-curing
BfR compliant
Excellent mechanical properties
FDA compliant
Low viscosity
No shrinkage
Two-component

Mixing ratio / weight: 100 gr A + 10 gr B
Processing time: 90 min
Curing time: 12 h
Hardness (Shore): A28
Density: A: 1.14 g/l | B: 1.01 g/l
Viscosity: A: 15.000 | B: 800 | A+B: 10.000
Tensile strength (MN/m²): 6.5
Elongation at break: 700
Tear strength (MPa): > 30

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