Thermosel Temperature Control System
The Thermosel temperature control system allows precise viscosity measurements with fast temperature regulation using coaxial cylinders. Unlike a bath system, the Thermosel system does not use liquid for temperature control (with a maximum temperature of 300°C). It is compatible with standard Brookfield AMETEK rotational viscometers and the DVNEXT rheometer.
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The Thermosel system, using coaxial cylinders, enables fast temperature regulation for precise viscosity measurements. Unlike a traditional bath system, the Thermosel does not use liquid for temperature regulation (with a maximum temperature of 300°C). It provides a stable and controlled environment for accurate viscosity measurement, essential for high-temperature materials such as hot melts and liquids.
By combining it with Brookfield viscometers, the Thermosel system enables precise and repeatable measurements. Key factors that contribute to a stable environment include:
- Non-fluctuating temperature control.
- Small sample volume and insulated chamber reduce temperature gradients within the sample.
- Rotating spindle also acts as a mixer, ensuring even distribution of the sample.
- Simple testing procedure that, once learned, allows for quick and reproducible data collection.
The system is compatible with standard Brookfield rotational viscometers and DVNXT rheometers. Please note: an optional DVP-141 cable is required.
With the Thermosel, temperature regulation is ensured up to +300°C. The system is also available with a magnetic spindle connection option.
Ramp execution between set values is possible using the RheocalcT (DVNXT & DV2T) software. An optional HT-106 cable is required for the Heat Tank (Heating Chamber).
Programmable temperature control is available for one or even up to ten points (at the desired temperature).
Direct temperature control is possible with the DV2T rotational viscometer or DVNXT rotational rheometer.
Thermosel Adapter Viscosity Ranges (cP, mPa·s):
| Spindle | Sample Volume | Shear Rate (s-1) | LVDVNXT | LVDV2T | LVDVE | LVT | RVDVNXT | RVDV2T | RVDVE | RVT | HADVNXT | HADV2T | HADVE | HAT | HBDVNXT | HBDV2T | HBDVE | HBT |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SC4-18 | 8 ml | 1.32N | 1.2-30K | 1.5-30K | 3-10K | 5-10K | 20-500K | 25-500K | 50-170K | 50-100K | 40-1M | 50-1M | 100-300K | 100-200K | 160-4M | 200-4M | 400-1.3M | 400-800K |
| SC4-31 | 10 ml | 0.34N | 12-300K | 15-300K | 30-100K | 50-100K | 100-2.5M | 125-2.5M | 250-830K | 250-500K | 200-5M | 250-5M | 500-1.7M | 500-1M | 800-20M | 1K-20M | 2K-6.7M | 2K-4M |
| SC4-34 | 9.5 ml | 0.28N | 24-600K | 30-600K | 60-200K | 100-200K | 200-5M | 250-5M | 500-1M | 500-1M | 400-10M | 500-10M | 1000-3.3M | 1000-2M | 1K-25M | 2K-40M | 4K-13.3M | 4K-8M |
| SC4-34 | 8 ml | 0.93N | N/A | N/A | N/A | N/A | 500-12.5M | 625-12.5M | 1K-3.3M | 1K-3.3M | 1000-10M | 1250-10M | 2000-6.7M | 2000-4M | 2.5K-8.3M | 3K-13.3M | 6K-26.7M | 8K-16M |
| SC4-27* | 10.5 ml | 0.34N | 1.2-30K | 1.5-30K | 3-10K | 5-10K | 20-500K | 25-500K | 50-170K | 50-100K | 40-1M | 50-1M | 100-300K | 100-200K | 160-4M | 200-4M | 400-1.3M | 400-800K |
- M = 1 million
- K = 1 thousand
- N = RPM
- cP = Centi Poise
- mPa·s = milli Pascal seconds
- Note: Optional disposable SC4-27D spindle available in packs of 100 pieces, Product ID: SC4-27D-100. Special accessory required for connecting the disposable spindle to the viscometer.
