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7 February 2017
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Molding Rtv Silicone for Artcrafts Mold Making

Molding Rtv Silicone for Artcrafts Mold Making Applications:

for plaster decoration duplication,
for soap mold making
for gypsum sculpture reproduction,
for duplicating resin product with fine details,
for PU resin reproduction,
for wax molding,
for stone duplication ,
for epoxy moulds,
for pacrylic moulding,
for reproducing polyester craft

Molding Rtv Silicone for Artcrafts Mold Making Features:
a.low viscosity
b.easy operation
c.long shelf life over 12 months
d.good tear strength and low shrinkage
e.curing at room temperature within 2-4hours
f.high duplication times and no deformation

Molding Rtv Silicone for Artcrafts Mold Making Datasheet:

Model           635              630 625 620
Appearance white white white white
Mixing proportion of curing agent (%) 5% 5% 5% 5%
Operating time (mins 250C ) 40~70 60~90 40~70  30~50
Curing time(hours 250C) 4~7 5~7 4~7 3~5
Hardness (A°) 35±2 30±2 25±2 20±2
Viscosity (Mpas -25 0C) 30000~38000 27000~32000 17000~19000 12000~14000
Tensile-strength(Mpa) ≥4.50 ≥4.2 ≥3.2 ≥2.8
Tear-strength (KN/m)               ≥30 ≥30 ≥27 ≥32
Elongation-break(%) ≥ 420 ≥ 440  ≥ 440  ≥ 420
Linear Shrinkage (%) ≤0.3 ≤0.3 ≤0.3 ≤0.3

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