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Industrial Printing

Paper, Pulp & Printing - Industrial Printing

WACKER offers a high-quality product range of ELASTOSIL® RT silicone rubber grades for pad printing processes of all types. Anti-static variants for printing on sensitive materials and additional ELASTOSIL® systems round off our portfolio of high-performance products. The high reactivity of the products guarantees short process times during manufacturing, even for rubber with a high silicone fluid content.

Benefits:

  • Outstanding flowability
  • Good self-deaeration
  • Low viscosity
  • Wide variety of Shore A hardness levels
  • Rapid demolding time
  • Mechanical properties with long-term consistency
  • High tear resistance

Applications:

  • Keyboards
  • Automotive industry
  • Toys
  • Sports equipment

Product Recommendations

Table is scrollable
Products
Technical data
Product properties
Viscosity, dynamic Tear-growth resistance Shore density A Breaking strength Tensile strength Elongation at break Surface property Regulation Product Rheology Crosslinking Property
ELASTOSIL® M 4400 30000 mPa·s[1] 30000 mPa·s[1] > 3 N/mm[5] > 3 N/mm[5] 23[6] 23[6] 2 N/mm²[8] 2 N/mm²[8] - - 250 %[11] 250 %[11] - - Flowable Condensation-curing, Two-component
ELASTOSIL® RT 402 - - > 3 N/mm[5] > 3 N/mm[5] 11[6] 11[6] - - 2 N/mm²[9] 2 N/mm²[9] 350 %[11] 350 %[11] Antistatic - Flowable Condensation-curing, Two-component
ELASTOSIL® RT 620 A/B 7000 mPa·s[2] 7000 mPa·s[2] ≥ 12 N/mm[5] ≥ 12 N/mm[5] 17[7] 17[7] - - 5 N/mm²[10] 5 N/mm²[10] 900 %[12] 900 %[12] - Food-contact Flowable No chemical shrinkage, Two-component, Addition Curing
ELASTOSIL® RT 623 A/B 15000 mPa·s[3] 15000 mPa·s[3] > 30 N/mm[5] > 30 N/mm[5] 31[7] 31[7] - - 7.5 N/mm²[10] 7.5 N/mm²[10] 700 %[12] 700 %[12] - - Flowable No chemical shrinkage, Two-component, Addition Curing, Fast curing at room temperature
ELASTOSIL® RT 623 A/B KR 15000 mPa·s[3] 15000 mPa·s[3] > 30 N/mm[5] > 30 N/mm[5] 31[7] 31[7] - - 7.5 N/mm²[10] 7.5 N/mm²[10] 700 %[12] 700 %[12] - - Flowable No chemical shrinkage, Two-component, Addition Curing, Fast curing at room temperature
ELASTOSIL® RT 629 A/B 14000 mPa·s[4] 14000 mPa·s[4] 25 N/mm[5] 25 N/mm[5] 31[7] 31[7] - - 6 N/mm²[10] 6 N/mm²[10] 500 %[12] 500 %[12] Antistatic - Flowable No chemical shrinkage, Two-component, Addition Curing, Fast curing at room temperature
Legend
[1] Viscosity, dynamic after stirring | 23 °C | DIN EN ISO 3219,  [2] Viscosity, dynamic | 23 °C | ISO 3219,  [3] Viscosity, dynamic after stirring | 23 °C | ISO 3219,  [4] Viscosity, dynamic 搅拌后 | 23 °C | ISO 3219,  [5] Tear-growth resistance | ASTM D 624 B,  [6] Shore density A | ISO 868,  [7] Shore density A | DIN ISO 48-4,  [8] Breaking strength | ISO 37,  [9] Tensile strength | ISO 37,  [10] Tensile strength | ISO 37 type 1,  [11] Elongation at break | ISO 37,  [12] Elongation at break | ISO 37 type 1,  [] Suited,  [] Well suited,  [] Ideally suited