Shenzhen Hong Ye Jie Technology Co., Ltd.

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silicone rubber for molding (638#,728#,788#)

Product Details:

Place of Origin Guangdong China
Model Number 638#,728#,788#

Payment & Shipping Terms:

Minimum Order Quantity: 100 Kilogram
Price: FOB Shenzhen USD 5.5~7.8
Packaging Details: 25kg ,200kg per pail
Delivery Time: 3 days after payment generally
Payment Terms: L/C,T/T
Supply Ability: 4 Ton per Day

Detailed Product Description


Silicon rubber for mold making applications

Silicon rubber for molding making 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.

 

Silicon rubber for mold making features

Silicon rubber for mold making is white or red flowing liquid with general hardness of 22-50A°after curing. Molding silicon rubber is a kind elastic silicon rubber mold which features with resistance to deformation, high-temperature, acid-alkali and expansion as well as high reproduction times, good tensile strength ,tear strength and elongation.

Silicon rubber for mold making operations

If the customer wants to make large products and large size molds, the mold should be made of silicon rubber with high hardness. On the contrary, if the mold with fine and precision  patterns, it should be made of silicon with low hardness. The amount of the curing agent depends on the actual requirements of the customer. If molds requiring fast drying and demould, more curing agent is needed; contrarily, if molds requiring slower drying and demould, less curing agent is needed.

 

(Note: our company does not recommend you to add silicone oil. If a special soft silicon mold or fine detailed and complex patterns products are required, 5%-10% silicone oil can be added to soften the mold for easy demould.)

 

Silicone rubber for mould making standard datasheet:

638# Mainly be used for making various mold which features detailed pattern crafts, plastic , resin products and so on.

Model        638#

Appearance      white

Mixing proportion of curing agent(%)         2

Operating time ( hours )   0.5

Curing time( hours ) 2-4

Hardness (A°)          22-28

Viscosity (CS)   25000-30000

Tensile-strength( kgf /cm2 )      ≥37

Tear-strength (kgf /cm2 )  ≥28

Elongation-break(%)         ≥ 540

Retractility(%)   ≤0.25

Packing (kg/pail )      25,200

 

728#  white, the usage for poly crafts, lighting and candles ,molds in multiple pieces for large products.

Model        728#

Appearance      white

Mixing proportion of curing agent(%)         2%

Operating time ( hours )   0.5

Curing time( hours ) 2-4

Hardness (A°)          25-30

Viscosity (CS)   25000-28000

Tensile-strength( kgf /cm2 )      ≥35

Tear-strength (kgf /cm2 )  ≥25

Elongation-break(%)         ≥ 470

Retractility(%)   ≤0.25

Packing (kg/pail )      25,200

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

Model        788#

Appearance      white

Mixing proportion of curing agent(%)         2

Operating time ( hours )   0.5

Curing time( hours ) 2-4

Hardness (A°)          28-32

Viscosity (CS)   28000-30000

Tensile-strength ( kgf /cm2 )     ≥35

Tear-strength (kgf /cm2 )  ≥20

Elongation-break(%)         ≥ 470

Retractility(%)   ≤0.3

Packing (kg/pail )      25,200

 

[4]RTV-2 silicone rubber instruction:

RTV-2 molding silicone rubber are generally named as two-part room temperature sulfurated silicone rubber, which features an exceptional fluidity and good operability. When mixed with 2-3% curing agent, they can still be operated within 30 minutes, but will be formed after 2-3 hours. With resistance to deformation, high temperature, acid and alkali, and expansion, silicon flexible molds are used for mold duplication and delicate mold making for poli  crafts, resin crafts lighting and candle crafts.

silicone rubber  for molding (638#,728#,788#) silicone rubber for molding (638#,728#,788#)

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Company Info

Shenzhen Hong Ye Jie Technology Co., Ltd.
[China]
[Verified Member]

Business Type:Manufacturer

City: Shenzhen
Province/State: Guangdong
Country/Region : China

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