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Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® MR1125
SiSiB® MR1125

Condensation Cure RTV-2 for Moldmaking

SiSiB® MR1125 is a two-part room temperature vulcanized (RTV-2) silicone rubber, offering exceptional fluidity and good operability. It provides excellent deformation resistance, high temperature resistance, and resistance to acid, alkali, and expansion.

SiSiB® MR1125

Technical Data


Color

White

Mixing Ratio

100:2

Mixed Viscosity, mPa·s

25,000-26,500

Pot life (23°C) (Min)

30-40

Demold Time (23°C) (h)

6



Cured Properties

(After 24 h at 23-25°C)

Hardness Shore A

23-27

Tensile Strength (MPa)

4.7

Tear Strength (N/mm)

30

Shrinkage (%)

Max. 0.3

Elongation at Break (%)

510

Typical values are not intended for specification purposes.

Application


  • SiSiB® MR1125 is suitable for mold fabrication, including replica molds, decorative mold production and other general-purpose moldmaking applications requiring good tear resistance and dimensional stability.


Packing and Storage


Part A (Base Silicone) is supplied in 25 kg plastic pails or 200 kg steel drums.


Part B (Curing Agent) is supplied in 1 kg bottles.


Alternative packaging may be available upon request.


This document does not contain the product safety information required for safe use. Before handling, please refer to the product and safety data sheets, as well as container labels, for information on safe usage, physical hazards, and health risks. Safety Data Sheet is available on the website, from the distributor, or by contacting SiSiB customer service.

Documents

DownloadSiSiB® MR1125 Safety Data Sheet
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SiSiB® MR1125