Inquire about Brushable Silicone Rubber for Casting Mold (628#)

Product Description

Brushable Silicon Rubber (silicone rubber)for Casting Mold (RTV-2) application: 

Brushable Silicon Rubber for Casting Mold (RTV-2) is primarily intended for poly resin crafts, PU crafts, PU resin crafts, gypsum crafts, unsaturated resin crafts, lighting and candles crafts, plastic toy, stationery gifts crafts industry, a large statue Buddha, relievo furniture, furniture decorative materials, statues Buddha, artifacts copied, building decoration materials, large-scale cement mold, artificial fossils Factory, Europe component factory, simulation landscapes, animals and plants sculpture, sandstone crafts and so on. 

Brushable Silicon Rubber for Casting Mold (628#) Putty: 

Mix & Apply B Hand Silicone putties are two-component, tin-cure silicone putties that can be applied "on-site"--directly to almost any model; Capturing the finest detail and curing within minutes. Silicone Putty has been used to make molds of valuable antiques and archeological models and can be used to make fast molds of sculpture, prototypes, candles, picture frames, coins, etc. Also can cast wax, gypsum and a variety of resins into Putty molds. 

628# white, the usage for poly crafts, lighting and candles, multiple piece molds for large product. 

Model: 628# silicone rubber 
Appearance: White 
Mixing proportion of curing agent(%)  2 
Operating time ( hours ): 0.5 
Curing time( hours ): 2-4 
Hardness (shore A): 26-30 
Viscosity (CS): 24000-29000 
Tensile-strength ( kgf /cm2 ): ≥ 36 
Tear-strength (kgf /cm2 ): ≥ 28 
Elongation-break(%): ≥ 420 
Retractility(%): ≤ 0.3 
Packing (kg/pail ): 25, 200 

Brushable Silicon Rubber for Casting Mold (628#) instruction: 

Add curing agent of 2%-3% at the room temperature, the silicone rubber is still operational within 30 minutes, and in 2-3 hours. 
1. Adding curing agent 1%, the silicone rubber can still be operated within 2.5 hours and can be Demoulded after 6-8 hours. 
2. Adding curing agent 2%, the silicone rubber can still be operated within 50 minutes to 1 hour and can Be demoulded after 2-3 hours. 
3. Adding curing agent 3%, the silicone rubber can still be operated within 28 -30 minutes and can bedemoulded after 1.5-2 hours. 
4. Adding curing agent 4%, the silicone rubber can still be operated within 10 -15 minutes and can be demoulded after 1 -1.5 hours.