rolllog

Development times

Ilford HP5 Plus in Ilford Ilfotec RT Rapid

8 times for 1+1+2, 1+1+5, EI 400–3200, 26 °C. From HARMAN technology HP5 PLUS Technical Information (2018-11).

Times

1+1+2 · machine roller transport

Ilford HP5 Plus in Ilford Ilfotec RT Rapid 1+1+2 · machine roller transport: time in minutes:seconds by exposure index and temperature
EI26 °C
4001:00
8001:15
16001:31
32001:48

1+1+5 · machine roller transport

Ilford HP5 Plus in Ilford Ilfotec RT Rapid 1+1+5 · machine roller transport: time in minutes:seconds by exposure index and temperature
EI26 °C
4001:10
8001:35
16002:00
32002:46

Source: HARMAN technology HP5 PLUS Technical Information (2018-11)

Time in min:sec. A dash means the source gives no time for that combination; rolllog doesn't fill gaps. These are starting points: test with your own process.

Ilford HP5 Plus in other developers

Other films in Ilford Ilfotec RT Rapid

Same data from the API

curl "https://rolllog.io/api/v1/films/ilford-hp5-plus/dev-times?developer=ilford-ilfotec-rt-rapid"

All of Ilford HP5 Plus: exposure, reciprocity, formats and prices.