Viscosity Flow Cups

Viscosity flow cups are easy to use to determine the flow rate and viscosity of inks, paints, varnishes and other Newtonian (or near Newtonian) fluids. There are various types available, all manufactured to the appropriate national or international standard

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Our flow cups are manufactured in the U.K.
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Viscosity Flow Cups BS3900 (1971) Old Specification

Type	B2	B3	B4	B5	B6

Orifice Diameter	2.38 mm (0.09″)	3.17mm (0.12″)	3.97mm (0.16″)	4.76mm (0.19″)	7.1mm (0.28″)
Viscosity Range	38-71cSt	38-147cSt	71-455cSt	299-781cSt	781-1650cSt
Flow Times	30-300 sec	30-300 sec	30-300 sec	30-300 sec	30-300 sec

Viscosity Flow Cup DIN 53221

Type	2mm	4mm	6mm	8mm
Orifice Diameter	2mm (0.08″)	4mm (0.16″)	6mm (0.24″)	8mm (0.31″)
Viscosity Range	15-30cSt	112-685cSt	550-1500cSt	1200-3000cSt
Flow Times	25-150 Sec	25-150 sec	25-150 sec	25-150 sec

Viscosity Flow Cup, AFNOR Cup- NF T30-014

Type	2.5mm	4mm	6mm	8mm
Orifice Diameter	2.5mm (0.10″)	4mm (0.16″)	6mm (0.24″)	8mm (0.31″)
Viscosity Range	5-140cSt	50-1100cSt	510-5100cSt	700-11500cSt
Flow Times	30-100 Sec	30-100 sec	30-100 sec	30-100 sec

Viscosity Flow Cup, ASTM D1200 Ford Flow Cup

Type	Ford No1	Ford No2	Ford No3	Ford No 4	Ford No5
Orifice Diameter	2.1mm (0.08″)	2.8mm (0.11″)	3.4mm (0.13″)	4.1mm (0.16″)	5.8mm (0.23″)
Viscosity Range	10-35cSt	25-12-cSt	49- 220cSt	15-30cSt	200-1200cSt
Flow Tims	55-100 sec	40-100 sec	30-100 sec	25-150 sec	30-100 sec

Viscosity Flow Cup BS EN ISO 2431 and B5 EN535 (1991)

Type	No.3	No.4	No.5	No.6	No.8
Orifice Diameter	3mm (0.12″)	4mm (0.16″)	5mm (0.20″)	6mm (0.24″)	8mm (0.31″)
Viscosity Range	7-42cSt	35-135cSt	91-325cSt	188-684cSt	600-2000cSt
Flow Times	30-100 sec	30-100 sec	30-100 sec	30-100 sec	30-100 sec

Viscosity Flow Cup, Frikmar Cup

Type	2mm	4mm	6mm	8mm
Orifice Diameter	2mm (0.08″)	4mm (0.16″)	6mm (0.24″)	8mm (0.31″)
Viscosity Range	15-30	112-685	550-1500	1200-3000
Flow Times	25-150 sec	25-150 sec	25-150 sec	25-150 sec