concrete casting silicon

FOB Price

US $7.88
200 - 40,000 kilogram
US $6.80
40,001 - 999,999 kilogram

group nameRTV-2 silicone rubber for molds making
Min Order200 kilogram
brand nameHong Ye silicone rubber
modelHY630# silicon rubber
payment methodT/T, L/C, Westem Union
update timeTue, 05 Nov 2013 13:05:30 GMT

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Paramtents

color of silicon white
Sample of silicon free sample
Catalyst of silicon 3% is free charged
HS Code 39100000
Hardness (A°) 28±2
Mixing Ratio of silicone and catalyst 100:3
Operating time (mins 25 0C ) 30-45
Curing time(hours 25 0C) 6-8
Delivery Time within 3 days after payment confirmed in our bank
Payment Terms L/C at sight, T/T, West Union

Packging & Delivery

Min Order200 kilogram

Briefing

RTV-2 silicon rubber:
1for gypsum statues molding
2for plaster statues concrete casting
3for gypsum crafts molding

Detailed

1.Applications of concrete casting silicon

concrete casting silicon is mainly applied for making various molds, such as reproduction of poly resin, epoxy, polyurethane-polymer, plaster, gypsum, concrete soaps, candle & lighting, architecture, decorative arts and crafts, plastic toy, gift and stationery, big statue, cultural relic product, etc.

concrete casting silicon

2.Features of concrete casting silicon

concrete casting silicon has the followingcharacteristics

a. low viscosity, exceptional fluidity and easy operation
b. resistance to deformation, high-temperature
c. acid, alkali and ageing-resistance
d. low shrinkage
e. good tensile strength
f. high reproduction times

3.Datasheet of concrete casting silicon

Model	Color	Viscosity cps	Hardness (A°)	Tensile strength (Mpa)	Tear strength (KN/m)	Elongation %	Mixing ratio %	Pot life(H)	Demould time (H)
620	White	14000±2000	20±2	≥3.5	≥2.4	≥400	2-3	0.5	2-4
625	White	20000±1000	25±2	≥4.5	≥3.1	≥450	2-3	0.5	2-4
628	White	22000±1000	28±2	≥4.1	≥2.9	≥420	2-3	0.5	2-4
638	White	23000±2000	34±2	≥3.8	≥2.6	≥380	-3	0.5	2-4
640	White	10000±1000	39±2	≥2.8	≥2.1	≥260	2-3	0.5	2-4
720	White	14000±2000	18±2	≥3.2	≥2.2	≥380	2-3	0.5	2-4
728	White	23000±1000	28±2	≥2.9	≥1.9	≥360	2-3	0.5	2-4
E642	transparent	9000~11000	40-43	≥7.8	≥1.4	≥380	1:1	0.5