When a fluid flows through a viscosity Flow Cup hole at a given temperature, the viscosity data provided by the Flow Cup is usually expressed in terms of flow time. From this flow time, the viscosity is calculated to centistrs (cSt).
Paints, inks, varnishes and similar industries use Flow Cups to quickly calculate viscosity.
Rhopoint Viscosity CupSuitable for UKAS/ISO 17025 certified oils and meets measurement specifications. The cup body is made of good aluminum alloy.
Model | aperture | Viscosity range | Flow time |
BS FLOW CUP | |||
RL-A-FC-PTA6/B2 | 2.38mm | 38- 71cSt | 30~300s |
RL-A-FC-PTA6/B3 | 3.17mm | 38~147cSt | |
RL-A-FC-PTA6/B4 | 3.97mm | 71~455cSt | |
RL-A-FC-PTA6/B5 | 4.76mm | 299~781cSt | |
RL-A-FC-PTA6/B6 | 7.14mm | 781~1650cSt | |
*The material of the flow hole is stainless steel;BS 3900 (1971) Old Specification | |||
DIN cup | |||
RL-A-FC-DIN2 | 2mm | 15~30cSt | 25~150s |
RL-A-FC-DIN4 | 4mm | 112~685cSt | |
RL-A-FC-DIN6 | 6mm | 550~1500cSt | |
RL-A-FC-DIN8 | 8mm | 1200~3000cSt | |
*The material of the flow hole is stainless steel;DIN 53211 | |||
FORD FLOW CUP | |||
RL-A-FC-ASTM1 | 2.1mm | 10~35cSt | 55~100s |
RL-A-FC-ASTM2 | 2.8mm | 25~120cSt | 55~100s |
RL-A-FC-ASTM3 | 3.4mm | 49~220cSt | 55~100s |
RL-A-FC-ASTM4 | 4.1mm | 70~370cSt | 55~100s |
RL-A-FC-ASTM5 | 5.8mm | 200~1200cSt | 55~100s |
*The material of the flow hole is stainless steel;ASTM D1200 standard | |||
ISO/ASTM Viscosity Flow Cups | |||
RL-A-FC-ISO3 | 3mm | 7~42cSt | 30~100s |
RL-A-FC-ISO4 | 4mm | 35~135cSt | |
RL-A-FC-ISO5 | 5mm | 91~325cSt | |
RL-A-FC-ISO6 | 6mm | 188~684cSt | |
RL-A-FC-ISO8 | 8mm | 600~2000cSt | |
*The material of the flow hole is stainless steel;BS EN ISO 2431, ASTM D5125standard | |||
AFNOR Flow Cup | |||
RL-A-FC-AFNOR/2.5 | 2.5mm | 5~140cSt | 30~100s |
RL-A-FC-AFNOR/4 | 4mm | 50~1100cSt | |
RL-A-FC-AFNOR/6 | 6mm | 510~5100cSt | |
RL-A-FC-AFNOR/8 | 8mm | 700~11500cSt | |
FRIKMAR viscosity Flow Cups | |||
RL-A-FC-FRIKMAR/2 | 2mm | 15~30cSt | 25~150s |
RL-A-FC-FRIKMAR/4 | 4mm | 112~685cSt | |
RL-A-FC-FRIKMAR/6 | 6mm | 550~1500cSt | |
RL-A-FC-FRIKMAR/8 | 8mm | 1200~3000cSt | |
| *The material of the flow hole is stainless steel;DIN 53211standard | |||