Sheen Instruments - manufacturer and supplier of quality testing instruments for the paint and coatings industry

Sheen Instruments - quality testing instrumentation for paint and industrial coatings

Wet Abrasion Scrub Testers

Wet Abrasion Scrub Testers

This machine is widely used to test the resistance of many materials to scrub, abrasion and washing. Paints, varnishes, other coatings and finishing can be applied on various supporting media e.g. plastic, glass, wood, paper, leather and submitted to the accelerated test, by reciprocating brushes, sponges or abrasives on the samples with (or without) reagent depending on methods. When applicable, the machine is fitted with a dosing peristaltic pump.

Wearing, loss of gloss, damages or soil removal capability of detergents can be observed with high repeatability and reproducibility.

Features

  • Heavy duty motor, scrub rate 37 ±1 cycles/min.

  • Adjustable stroke length 100 to 300 mm, per 50 mm increments

  • 5-digit preset counter, to max. 99,999 cycles

  • 2-holder carriage to hold brushes, sponges, or abrasives quick release clamping frame to hold samples from
10 x 135 mm to 320 x 470 mm, up to 30 mm thickness
  • Built-in fan cooling to prevent sample heating

  • Peristaltic pump (when applicable), free from reagent contamination

  • Standard delivery: machine complete with 6 mm glass bed, stainless steel collecting tray, reagent container, standard brass shim, when applicable: peristaltic pump, tubing and fitting.
  • 
240 V/ 50 Hz or 110 V/ 60 Hz

Washability Tester PG Version

Based on the same principle as of the Wet Scrub Tester above, this model is specially designed for the detergent industry to assess the effects of cleaning agents. The machine is equipped with a 5-speed motor providing 20-25-30-35-37 strokes/min. 240 V/ 50 Hz or 110 V/ 60 Hz (please specify when ordering)

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SKU Name Add to quote
SH903 Wet Abrasion Scrub Tester Standard - carriage assembly with pump with applied load 500g. 2 natural bristle brushes
SH903/1 Wet Abrasion Scrub Tester - DIN 53778 carriage assembly with pump with applied load 250g. 2 natural bristle brushes
SH903/2 Wet Abrasion Scrub Tester - ASTM D 2486 carriage assembly with pump with applied load 454 g. 2 nylon brushes, 2 rubber mats, brass shim 12.7 x 0.25 mm
SH903/3 Wet Abrasion Scrub Tester - ASTM D 3450 carriage assembly with pump with applied load 1500g. 2 sponges
SH903/4 Wet Abrasion Scrub Tester - ASTM D 4213 carriage assembly with pump with applied load 470g. 2 sponges & 2 pads
SH903/5 Wet Abrasion Scrub Tester - ASTM D 4828 carriage assembly with pump with applied load 1000g. 2 sponges
SH903/6 Wet Abrasion Scrub Tester - EN 12956: dual speed motor, 3 carriage assemblies (No pump)
SH903/7 Wet Abrasion Scrub Tester - BS7719 carriage assembly with applied load 130g. 2 non woven pads backed by sponge
SH903/8 Wet Abrasion Scrub Tester - ISO 11998 / BS 3900 F17: carriage assembly with applied load 135 g. 2 non woven abrasive pads
SH903/PG Washability Tester PG Version - specially for detergent industry using 4 carriageheads
SH903PG/021/S Washability Tester - counter unit for 903/PG

 

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