· Fully compatible with Risos GR series duplicators GR1700 1710 1750 2700 2710 2750 3700 3771 3750, replacement S539 ink. Plug and play, no modification required, avoid machine error codes.· High concentration ink raw materials ensure even ink output. Clear text and stable grey scale, no ink bleeding, ideal for mass printing exam papers and flyers.· Optimized fluid formula prevents coagulation under low temperature. Greatly reduce roller blockage and ink leakage, cut frequent maintenance work.· Low impurity formula protects mesh cylinder and print head, effectively extend service life of digital duplicator spare parts.· Stable color saturation, consistent printing without batch color difference. High page yield, lower printing cost for bulk orders.· Tight sealed packaging prevents leakage and drying during transportation. Longer storage time, convenient for bulk stock preparation.· Factory direct supply with stable quality. Consistent performance among different batches. Note free samples are not available, welcome to place trial order.
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