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ZC 20-120

Italy

It is a condensation crosslinked silicone rubber produced in Italy at the Zhermack plant.

Application – production of casting molds for casting products from concrete, ceramics, wax and various polymer resins. It is positioned as a more budgetary analogue of the ZA 22 Mold silicone.

Specifications:

  • Low viscosity and excellent fluidity of the mixture
  • Curing at room temperature
  • Life time 90 minutes
  • Setting time 24 hours
  • Full polymerization 48 hours
  • Hardness 20-22 Shore A
  • Excellent elasticity, high tensile strength
  • Resistant to high temperatures and aging
  • Linear shrinkage less than 0.05%
  • Excellent reproduction of fine details
  • Long service life of molds

Characteristics

Base color

White

Basis density

1.19 g / cm 3

Base Viscosity (Brookfield)

25 000 сР

Catalyst color

Transparent

Basis: catalyst ratio

100: 5 by weight

The lifetime of the mixture at 23 o C

90 minutes

Setting time of the mixture at 23 o С

24 hours

Complete polymerization at 23 o C

48 hours

Tensile strength

2.5 N / mm 2

Elongation at break

350%

Abrasion resistance

18 N / mm

Hardness

20-22 Shore A

Where is this polymer used?