INVESTMENT POWDER

SRS Classic Investment Powder

Product Details:
  • Brand: AST
  • Powder: 38%
  • Work time: 8 - 9 minutes
  • Initial set time: 10 - 12 minutes
  • Thermal expansion: 0.73%
  • Setting expansion: 0.45%
  • Volume Yield per kg powder: 795ml

CLASSIC™ is the result of years of Research and Development by SRS and represents the finest quality investment powder currently available. CLASSIC™ uses the highest quality specially graded raw materials all checked against specification by the SRS QC laboratory. It is ideal for casting in 18K and 22K gold.

CLASSIC™ offers the following benefits to the jewellery caster:

  1. High purity raw materials graded especially for jewellery lost wax casting
  2. Increased refractoriness gives better thermal shock resistance during burnout and casting
  3. More user friendly able to perform in a wider set of parameters
  4. Suitable for all metals especially 18K gold or fine filigree work
  5. Smoother surface finish - less polishing required
  6. Includes all wetting and debubbling agents - no need to add before mixing
  7. Smooth creamy consistency during mixing and pouring
  8. CLASSIC™ is easy to break our after casting

For full instruction on how to use CLASSIC™ please refer to the mixing and burnout instructions found in every bag or drum.

SRS Stonecast Investment Powder

Approx Price: Rs 2,500 / Piece 
Product Details:
  • Brand: AST
  • Powder water ratio: 38%
  • Volume Yield per kg powder: 795ml
  • Setting expansion: 0.45%
  • Initial set time: 10 - 12 minutes
  • Work time: 8 - 9 minutes

STONECAST™ is a special application investment powder and has been developed specifically by SRS for stone casting or wax setting. Using STONECAST™ the Jewellery caster can set diamonds in the wax before casting rather than in the metal afterwards thus improving productivity. STONECAST™ has the following features:

STONECAST™ offers the following benefits to the jewellery caster:

  1. Preblended investment powder for stone casting - no need to make additions
  2. Provides heat shield for diamonds up to mould temperature of 630°C
  3. Setting time adjusted to give enough time for mixing and vacuuming without rushing
  4. Fluid slurry and flash setting to improve strength of moulds
  5. Improved surface finish for all metals including 24K Gold

For full instruction on how to use STONECAST™ please refer to the mixing and burnout instructions found in every bag or drum.

Eurovest Investment Powder

Product Details:
  • Brand: AST
  • Powder: 38% - 40%
  • Work time: 8 - 9 minutes
  • Initial set time: 10 - 12 minutes
  • Thermal expansion: 0.72%
  • Setting expansion: 0.43%
  • Volume Yield per kg powder: 795ml

EUROVEST™ has been available for many years from SRS - tried and tested by jewellery manufacturers worldwide. It is designed primarily for non-precious metal casting in brass, silver and gold up to 14K. EUROVEST™ is an economy investment powder for large scale commercial casters giving excellent value for money; EUROVEST™ offers the following benefits.

EUROVEST™ offers the following benefits to the art foundires:

  1. Quality controlled raw materials graded especially for lost wax casting
  2. EUROVEST™ gives good thermal shock resistance during burnout and casting
  3. Designed to be user friendly and able to perform in a wide set of parameters
  4. Suitable for brass, silver and gold up to 14K
  5. Includes all wetting and debubbling agents - no need to add before mixing
  6. Smooth creamy consistency during mixing and pouring

For full instruction on how to use EUROVEST™ please refer to the mixing and burnout instructions found in every bag or drum.

SRS Global Investment Powder

Product Details:
  • Brand: AST
  • State/Form: Powder
  • Volume Yield per kg powder: 795ml
  • Setting expansion: 0.45%
  • Thermal expansion: 0.73%
  • Initial set time: 10 - 12 minutes
  • Work time: 8 - 9 minutes
  • Powder: 38%

SRS GLOBAL™ is in the middle of the SRS range of investment powders for jewellery casting.

SRS GLOBAL™ is used for high quality gold casting in exacting circumstances and is ideal in situations where top quality is required at a more economical price. GLOBAL™ fits between EUROVEST™ and CLASSIC™ in the SRS product range - in terms of price close to EUROVEST™ but very close to CLASSIC™ in terms of quality and performance.

SRS GLOBAL™ can be used on all metals and in particular on gold up to 18Ct. It will give defect free castings and a superior surface finish every time. GLOBAL™ is designed to offer flexibility in use no matter what the situation and will give perfect results time after time. GLOBAL™ breaks away and cleans easily after casting.

SRS GLOBAL™ is manufactured under ISO9001 quality system at the SRS factory in UK. It should be used in the same way as CLASSIC™ and EUROVEST™ i.e. at 100/38. The mixing, burnout and casting schedules are exactly the same.

For full instruction on how to use GLOBAL™ please refer to the mixing and burnout instructions found in every bag or drum.

SRS Silk Investment Powder

Product Details:
  • Power: 38 - 40%
  • Work time: 8 - 9 minutes
  • Initial set time: 10 - 12 minutes
  • Thermal expansion: 0.73%
  • Setting expansion: 0.65%

SILK™ is the result of Research & Development by SRS to improve the surface finish of castings and represents the finest quality Investment Powder currently available. SILK™ uses the highest quality specially graded and selected raw materials all checked against specification by theSRS QC Laboratory. SILK™ offers the following benefits to the Jewellery caster:

  1. High purity raw materials graded and selected especially for jewellery lost wax casting.
  2. Increased refractoriness gives better thermal shock resistance during burnout and casting.
  3. More user friendly able to perform in a wider set of parameters.
  4. Suitable for all metals especially 18kt Gold or fine filigree work.
  5. Smoother surface finish - less polishing required.
  6. Includes all wetting & defoaming agents - no need to add before mixing.
  7. Smooth creamy consistency during mixing and pouring.
  8. SILK™ is easy to break out after casting.

For full instruction on how to use SILK™ please refer to the mixing and burnout instructions found in every bag or drum.

SRS Platino Investment Powder

Product Details:
  • Brand: AST
  • temperatures exceeding: 2200degreeC
  • Power: 100:32
  • Work time: 6 minutes
  • Initial set time: 10 - 12 minutes
  • Thermal expansion: 0.8%
  • Setting expansion: 0.45%
  • Volume Yield per kg powder: 795ml

Platinò is a one part phosphate bonded investment powder designed to be mixed with water. Platinò will withstand the high temperatures involved in casting Platinum. Platinum can be cast at temperatures exceeding 2200ºC leading to huge stress on mould materials in use.

It is essential that Investment powders maintain integrity and refractoriness at top temperatures so that fine detail is achieved on the finished parts.

Using actual platinum for test casting in it’s own “hot metal” laboratory, SRS have developed Platinò.

This new product has been specially designed for casting platinum at temperatures up to 2200ºC.

  1. Platinò is a one part investment powder
  2. Platinò is easy to use – no need to add liquid acids or binders – just add water
  3. Platinò will give excellent surface finish and reproduced fine detail
  4. Platinò uses quality controlled raw materials from our own quarry graded especially for lost wax casting
  5. Platinò is highly refractory giving good margins for error at very high temperatures in excess of 2000°C
  6. Platinò is available in a 25kg re-sealable container

For full instruction on how to use PLATINÒ™ please refer to the mixing and burnout instructions found in every bag or drum.

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