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Poolkemie SILIMOLD BVL 22

It is a two component room temperature vulcanising pourable fluid silicon which cures on the addition of the appropriate CATALYST B*, according to the polycondensation process. A highly anti-adherent flexible compound, that is extremely accurate in its reproduction of fine details.

Polymer Name: Liquid Silicone Rubber (LSR)

End Uses: Mold Making

Features: Flexible

Technical Data Sheet

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Identification & Functionality

Chemical Family
Technologies

Features & Benefits

Materials Features

Applications & Uses

Markets
Plastics & Elastomers End Uses
Application

SILIMOLD BVL-22 silicon rubber is ideal in the manufacture of molds for the shoe industry (production of master molds for rubber soles), technical items in general, and decorative plaster subjects like ceiling roses, frames, and wherever the reproduction of undercuts is not requested, due to its moderate tearing resistance.

Properties

Physical Form
Appearance
Thick liquid before Catalysis
Typical Properties
ValueUnitsTest Method / Conditions
Appareance (After Catalysis)Flexible rubber
Specific Gravity (Comp. A e B, Before Catalysis)1.210 - 1.310kg/l
Catalyst (Before Catalysis) FastB/V
Catalyst (Before Catalysis) NormalB
Catalyst (Before Catalysis) SlowB/L
Color (After Catalysis)Semi bright light green
Color Component A (Before Catalysis)Light Grey
Color Component B (Before Catalysis)Green
Demoulding Time (During Catalysis)2Hrs
Elongation At Break (After Catalysis)280 - 320%DIN 53504 - S A 3
Hardness (After Catalysis)12 - 18Shore ADIN 53505
Linear Shrinkage (After Catalysis) after 5 days ageing max. 0.5%ISO 4823
Mixing Ratio (Before Catalysis) by weight (= 5%) 100 : 5
Pot Life (During Catalysis) with Catalyst B* 20min
Pouring Time (During Catalysis)10min
Tearing Strength (After Catalysis)12.5 - 13.5N/MmASTM D 624 S A 3
Tensile Strength (After Catalysis)15.5 - 16.5N/mm2
Viscosity Comp. A E B (Before Catalysis)4.000 / 5.000Cps

Packaging & Availability

Packing
  • Component A: Kg. 20 Plastic bucket
  • Component B: Kg. 1 Plastic bottle

Storage & Handling

Shelf Life

Both components (A and B) 12 months in their original tightly closed, in a dry and cool place , away from moisture and at temperature between +5°C and +30°C.