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ELASTOSIL® M 4645 A/B


Properties

  • very good flow
  • excellent mould release, usually no further release agent required
  • fast and non-shrink cure at room temperature which can be accelerated considerably by the application of heat
  • medium Shore A hardness (approx. 40)
  • good transparency of the cured rubber
  • high tear strength
  • outstanding resistance to casting resins, particularly polyurethanes and epoxies, for long service life of the molds
  • strong oil-bleeding

Specific features of ELASTOSIL® M 4645 A/B

  • Addition Curing
  • Excellent mechanical properties
  • Flowable
  • Highly transparent
  • No chemical shrinkage
  • Resistance against PU
  • Strong oil bleeding
  • Two-component

High-performance silicone mold-making compound which is particularly suitable for reproducing models with undercuts in polyurethane or epoxy resins.


Main field of application: Vacuum casting for rapid prototyping.

Detailed instructions for preparation and use are given in the brochure “Room Temperature Vulcanizing (RTV) Silicones - Material and Processing Guidelines”.

 

Important note:
The platinum catalyst is in component A.


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

Storage

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.

Sales and support

Wacker Chemicals Middle East
Dubai Silicon Oasis s/n
0001 Dubai
United Arab Emirates
+971  4  709-9999 (Phone)
+971 4 709-9911  (Fax)
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个产品 技术数据
动态粘度 Tear-growth resistance Shore density A Breaking strength 断裂伸长率
ELASTOSIL® M 4641 A/B 50000 mPa·s[1] 50000 mPa·s[1] > 25 N/mm[5] > 25 N/mm[5] 43[6] 43[6] > 4.5 N/mm²[8] > 4.5 N/mm²[8] > 300 %[10] > 300 %[10]
ELASTOSIL® M 4644 A/B 70000 mPa·s[2] 70000 mPa·s[2] > 25 N/mm[5] > 25 N/mm[5] 40[6] 40[6] 5.5 N/mm²[8] 5.5 N/mm²[8] 400 %[10] 400 %[10]
ELASTOSIL® M 4645 A/B 50000 mPa·s[2] 50000 mPa·s[2] > 28 N/mm[5] > 28 N/mm[5] 40[6] 40[6] 5 N/mm²[8] 5 N/mm²[8] 330 %[10] 330 %[10]
ELASTOSIL® M 4670 A/B 120000 mPa·s[2] 120000 mPa·s[2] 15 N/mm[5] 15 N/mm[5] 55[7] 55[7] 5.5 N/mm²[9] 5.5 N/mm²[9] 280 %[11] 280 %[11]
ELASTOSIL® VARIO 15 5.000 mPa·s[3] 5.000 mPa·s[3] 15[5] 15[5] 15[7] 15[7] 6.5 N/mm²[9] 6.5 N/mm²[9] 900 %[11] 900 %[11]
ELASTOSIL® VARIO 40 15.000 mPa·s[4] 15.000 mPa·s[4] 15 N/mm[5] 15 N/mm[5] 40[7] 40[7] 8 N/mm²[9] 8 N/mm²[9] 450 %[11] 450 %[11]
说明
[1] 动态粘度 搅拌后 | 23 °C | ISO 3219,  [2] 动态粘度 after stirring | 23 °C | ISO 3219,  [3] 动态粘度 23°C, stirred | ISO 3219,  [4] 动态粘度 23° C, stirred | 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] Breaking strength | ISO 37 type 1,  [10] 断裂伸长率 | ISO 37,  [11] 断裂伸长率 | ISO 37 type 1 

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Wacker Chemicals Middle East
Dubai Silicon Oasis s/n
0001 Dubai
+971  4  709-9999 (电话)

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