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ELASTOSIL® RT 620 A/B

$ELASTOSIL<sup>®</sup> RT 620 A/B

Pourable, addition-curing, two-component silicone rubber that vulcanizes at room temperature.

 

Main application: Making printing pads, food contact (FDA/ BfR compliant).


Eigenschaften

  • Very good flow
  • High reactivity for fast demolding even if large amounts of silicone fluid are added
  • Fast and non-shrink cure at room temperature which can be accelerated considerably by the application of heat
  • Very low hardness (Shore A approx. 17)
  • High tear strength
  • Translucent when cured, any color possible by adding a Wacker Pigment Paste FL

Spezifische Merkmale von ELASTOSIL® RT 620 A/B

  • Additionsvernetzend
  • BfR konform
  • FDA konform
  • Fließfähig
  • kein chemischer Schrumpf
  • Lebensmittelkontakt
  • niedrige Viskosität
  • zweikomponentig

Base rubber for making printing pads.

Important note:
The platinum catalyst is in component B.


Important:
A and B components may only be used together if they have the same batch number.

To ensure optimum flow of the material, the components must be stirred thoroughly before they are removed or processed in their containers.

Dilution charts:
The following table shows the hardness of ELASTOSIL® RT 620 A/B as a function of the added amount of Wacker Silicone Fluid AK 35 for Durometer Types Shore A and Shore 00.

 

Please check also our brochures and info sheets.

 

Lagerung

The 'Best use before end' date of each batch is shown on the product label.

Storage beyond the date specified on the label does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.

Vertrieb & Support

ABIC KEMI AB
Fjaerilgatan
541602 Norrkoeping
Schweden
46  11  149030 (Phone)
Kontakt
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更多产品

个产品 技术数据
Viscosity, dynamic 动态粘度 Tear strength Hardness Shore A Tensile strength Elongation at break 断裂伸长率
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 %[10] 250 %[10] - -
ELASTOSIL® RT 402 - - - - > 3 N/mm[5] > 3 N/mm[5] 11[6] 11[6] 2 N/mm²[8] 2 N/mm²[8] 350 %[10] 350 %[10] - -
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[9] 5 N/mm²[9] 900 %[11] 900 %[11] - -
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[9] 7.5 N/mm²[9] - - 700 %[12] 700 %[12]
ELASTOSIL® RT 623 A/B KR 15000 mPa·s[4] 15000 mPa·s[4] - - > 30 N/mm[5] > 30 N/mm[5] 31[7] 31[7] 7.5 N/mm²[9] 7.5 N/mm²[9] - - 700 %[12] 700 %[12]
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[9] 6 N/mm²[9] - - 500 %[12] 500 %[12]
说明
[1] 动态粘度 after stirring | 23 °C | DIN EN ISO 3219,  [2] 动态粘度 | 23 °C | ISO 3219,  [3] 动态粘度 搅拌后 | 23 °C | ISO 3219,  [4] Viscosity, dynamic after stirring | 23 °C | ISO 3219,  [5] Tear strength | ASTM D 624 B,  [6] Hardness Shore A | ISO 868,  [7] Hardness Shore A | DIN ISO 48-4,  [8] Tensile strength | ISO 37,  [9] Tensile strength | ISO 37 type 1,  [10] Elongation at break | ISO 37,  [11] Elongation at break | ISO 37 type 1,  [12] 断裂伸长率 | ISO 37 type 1 

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Calle Córcega 303, 5a planta
08008 Barcelona
+34  93  29207-00 (Phone)

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