rtv 2 liquid rubber for silicone planter mold brushing
Product Description
1.Description of rtv 2 liquid rubber for planter mold brushing
It is a kinds of Two-parts silicone, part A is flowable liquid silicon, part B is curing agent/ catalyst ,which gets cured at room temperature 25℃ within 3-6 hours or heating curing .This product is perfect for cement , concrete stone, GRC and GFRC products’ mold making,such as the flower pot , fountain,Polyurethane Wood Imitation,Reinforced Plastic,Garden Decorations ,fiberglass product and other decoration industries.
2.Characteristics of rtv 2 liquid rubber for planter mold brushing
1.High duplication times and no deformation
2. Excellent tear strength and tensile strength.
3.Good fluidity and good operability and good for both pouring method and pouring method.
4.Excellent flexibility and it’s easy to demould.
5.It gets cured at room temperature 25℃ within 3-6 hours.
6.Suitable hardness from 30 to 40 shore A
3.Application of rtv 2 liquid rubber for planter mold brushing
Both tin cure silicone and platinum cure silicone rubber are suitable for replicating the silicone rubber mold for cement products, as long as it with good tear strength and tensile strength. That means, it's also suitable for resin arts, polyurethane arts, culture relic ,ornamental plaster, garden sculptures, fiberglass animal,GRC,etc.
Product Parameters
Item No. |
Appearance |
Hardness
(shore A)
|
Viscosity (CPS) |
Tensile-strength
( N/mm² ) |
Tear-strength
(KN/m )
|
Elongation-break(%) |
Mixing ratio |
operation time
(25 ℃ )
|
Curing time
( 25 ℃) |
Shrinkage
(%)
|
C-820 |
white |
20 |
16000±1000 |
3.6±0.5 |
20±2 |
400±50 |
100:2 |
20-30 |
2-3 |
0.3 |
C-825 |
white |
25 |
20000±1000 |
4.0±0.5 |
22±2 |
450±50 |
100:2 |
20-30 |
2-3 |
0.3 |
C-830 |
white |
30 |
22000±1000 |
4.5±0.5 |
26±2 |
480±50 |
100:2 |
20-30 |
2-3 |
0.3 |
4. NOTE:
Normally, different silicone should be chosen according to different product's features,for example :
- For products size (20cm-80cm),
with intricate designs, 20-25 shore A is suitable.
with simple designs, 25-30 shore A is suitable.
- For products size (80cm-150cm),
with intricate designs, 25 shore A is suitable.
with simple designs, 30-35 shore A is suitable.
- For products size (more than 150cm),
with intricate designs, 25-28 shore a A is suitable.
with simple designs, 35-40 shore A is suitable.