14SiSILICONZEMSIL®

ZEMSIL SB-RTV2

Dow Corning 3481

Two-Component RTV Silicone Rubber

Also equivalent to: Shin-Etsu KE-1310ST

Request Quote

Response within 24 hours

20–50

Shore A

Hardness

≥3

MPa

Tensile Strength

≥200

%

Elongation at Break

2–4

h

Pot Life

Specifications

PropertyValueUnit
Hardness20–50 (grade-dependent)Shore A
Tensile Strength≥3MPa
Elongation at Break≥200%
Tear Strength≥8kN/m
Compression Set≤20%
Pot Life (25°C)2–4h
Service Temperature Range-60 to +200°C

Applications

Flexible mold making for resin casting and concrete stampingElectronic component potting and encapsulationPrototype rapid tooling and art castingVibration-damping encapsulation for sensitive instruments

Key Features

  • Long pot life of 2–4 hours for large-volume mold making without rush mixing
  • Excellent release from epoxy, polyester, polyurethane, and plaster surfaces without mold release
  • Negligible shrinkage after full cure — maintains dimensional accuracy of master

Request a Quote

Get pricing for ZEMSIL SB-RTV2

Related Products

ZEMSIL SB-RTV2 | ZEMSIL® | ZEMSIL®