of steel sections from coils "Sendzimir" pipes with longitudinal welding coated with zinc deposited with electric arc galvanizing system. Coating thicknesses of zinc from 25 microns (170 gr / m²) Zincatrice to arcoelettrico for speed tubes forming lines: the 2 meters / minute 150 meters / minute […]
Read Morerust
The rust is due to loss of life and economic damage are no longer tolerable. It is the basis of the collapse of the bridge Morandi, last serious incident which resulted in the death of 43 people. Other examples are the fall of poles of the lighting and signage, gates, railings. To this must be added […]
Read MoreMetallization thermal spraying according Materica
Our electric arc spraying of metals plants Materica help to realize artistic forms of unsurpassed beauty enhancing common materials such as: wood, resins, glass, tissues, ceramic, clay, cement, etc.. The versatility of the systems sold by Colimet srl satisfy the most varied requirements from the application prince, which protection against rust of […]
Read MoreZinc: persistent backwardation strengthens prices
During the first quarter of 2019,the Zinc prices moved upward and reached 2.964 $/tonne, the same level of 25th July of 2018 (marking a recovery of 16%), while during 2018 the prices dropped from 3.300 $/tonne down to 2.557 $/tonne (-30%). The persistent backwardation on LME (settlement prices higher than three months) witness a tension […]
Read MoreFili di Zinco, why choose the highest degree of purity
The Zinc wires available on the market for the metallization by spraying exhibit different degrees of purity, depending on the manufacturer. The wire Zinc marketed by Colimet s.r.l.. It is produced by Vertic Zinc Wire Oy, using only Zinc "Special High Grade", that is, with a degree of purity > 99,995 %. In the remaining 0,005 % the […]
Read MoreZincatura a spruzzo. To clarify
My decades of experience in the field of zinc, and particularly in the fight corrosion of iron structures and CA urges me to intervene in this field to integrate some partial information that still circulate in Italy on the use of galvanizing hot bath and electric arc spray. The latter […]
Read MoreZinc. Still under tension
The 2018 He had seen the Zn prices follow a downward trend, going from $ 3,346 / ton of 2.1.18 to $ 2,604 / ton of 3.8.18, before closing the year at $ 2,557 / ton (decline of 24%). Since early 2019 prices have jumped by 14% in Euro and 11,8% in Dollars marking a path, defined by some experts […]
Read MoreGalvanizing spray corrosion
The collapse of the bridge Morandi, occurred in August 2018, It marks the final sunset of the myth that the reinforced concrete or prestressed has an unlimited life. According to the OECS, many are the causes of the progressive degradation but all, At bottom, depend on the corrosion (rust): electrochemical phenomenon that triggers when the chloride salts […]
Read MoreArc-spray equipment 300A Push-Pull
Through our arc-spray equipment we offer you the following advantages: Expecially wheel-mounted 3 phase 300 A /400 In 50 Hz Arc-spray power supply. The power source is inhereently ventilated to get extensive protection against short circuiting by inductive metal dusts. Our guns don’t have rotating parts. The only parts that wear are the contacts tubes […]
Read MoreCurrent situation of Zinc
The holder of Colimet Ltd., Mario Colic, It expresses his thoughts on the progress of the current Zinc: “Despite the absence of China due to the festivities of “Lunar year” (from the 4 al 10 February 2019) the prices of zinc resumed galloping at LME, and the prices today 3 months have exceeded the level 2.800 $/Your. In […]
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