Nip Impression Carbon Paper

Nip impression paper behaves like carbon or carbonless paper which turns color when a sufficient pressure has been applied such as by typing or writing with a pen.

Nip impression carbon paper. For this purpose the nip impression paper is inserted into the pinch joint of the stationary machine and the rollers are pressurized for a short period of. This impression is the actual nip as created by the rolls. Under pressure they trigger a visible chemical reaction so that the roll stand can be optimally determined without problems. There are occasions in papermaking where the felt is left.

The pressure minimum for this specific product is 200 psi 14 06 kg cm and the dimensions are 10 5 in. Nip impression film scanner the auto nis is a revolutionary windows based system that enables the interpretation and analysis of nip impression films. Nip impression paper is an indispensable tool for machine pm or process troubleshooting. Ez nip by sensor products inc.

The company can provide a service in measuring the nip impression. Benjamin william pascall and lyndon michael quinlivan died after being exposed to the gas on may 24 2018 at the ettamogah mill near albury and operated by norske skog paper mills australia limited. An important safety note. 1 unwaxed carbon transfer paper and 1 plain white paper for nip impression.

With any paper making and converting machinery uneven nip rollers cause web handling waste and yield deficiencies. A nip impression is a measure of the uniformity of the pressure in a web processing nip. Norske skog paper mill fined 1 million over workers deaths. Carbon paper method static traditionally the use of carbon nip impression paper has been common.

The kit is a roll of carbon paper and a roll of plain white paper wherein the desired length of both can be dispensed with the carbon side flush against the white paper. Provided below is an unwaxed nip impression kit good for higher temperature applications to determine common issues. Feltest carbon paper for nip impressions feltest carbon paper is strictly designed for measuring nip width. For this procedure to work properly the nip impression paper should have been the only item within the nip.

Metso nip impression kit figure 1. It is an easy and efficient troubleshooting tool that can quickly be put to the task of detecting problem areas. 265 mm x 30 5 m. Is a thin color changing pressure activated paper.

The pressure profile is sometimes referred to as a footprint. Non uniform nips usually lead to wrinkles web breaks and other troubles. Click below to download instructions and purchase directly through our website. This is useful in understanding how a machine is running or can run better.

The nip impression paper consist of two layers of paper webs.