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Advantages Of Polyamide Thermal Break Over Resin Thermal Break

2016-12-21 16:15:40 | 高齢社会
What's The Difference Between Polyamide & Resin Break
On the left is a technical drawing showing an old resin thermal break barrier on an old Premium fixed lite, next to and surpassed by the polyamide thermally broken profile. The old resin break windows are no longer in production here at Duration Windows. On the right you can see a technical drawing showing a superior polyamide thermal break barrier on a NEW Premium fixed lite. As you can see at a first glance it is a lot larger barrier and has an air gap in it that is similar to the thermal chambers in PVCu windows.
Our aluminium products are all designed for the future. All of our aluminium window and door systems have long since been upgraded to a superior polyamide thermally break barrier as opposed to the old Resin thermal break barrier still used in some window systems. The Polyamide gives at least a 30% improvement to all thermal efficiency and Uw figures on a typical window (1480 x 1230mm). It is these superior polyamide thermally broken aluminium profiles that have enabled us to produce an aluminium “A” Rated window system known as our Premium Plus window system.
Meets the building regulations for NEW BUILD jobs ( now and in october 2010 when more stringent regulations come into force).
Polyamide has a much improved thermal performance i.e. at least a 30% improvement in Uw figures on a typical window (1480 x 1230mm).
Ability to have larger thermal barrier i.e. Polyamide strips of up to 30mm compared with 5/6mm PU resin thermal break.
Dual colour options far easier and cheaper to achieve with polyamide i.e. individual sections can be painted before assembly.
Increased flexibility (Hybrid Sections) - using Premium window sections can be used in a number of combinations.
Polyamide has similar mechanical properties to aluminium i.e. assembled profiles retain their rigidity and have far greater strength.
Has the same heat coefficient as aluminium (melting point, etc.) so it does not crack or distort when subject to extreme cold or heat.
Resin gives off poisonous gases when it melts or ignites in the event of a fire.
Polyamide is a fibreglass compound which means that it can bend without cracking, and can easily produce curved and arched windows. (Resin becomes weakend and tends to splinter under the tensile strain).

Some of the bearings on the introduction

2016-12-21 15:00:10 | 高齢社会
Excavator bearing installation and removal methods should be based on excavator bearing structure, size and with the excavator bearing components with the nature of the decision. Installation, demolition of the pressure should be added directly to the excavator bearing ring tight end surface, not through the excavator bearing rolling body transfer pressure, because it will work in the excavator bearing surface indentation, affecting the excavator bearing normal work, And even make the excavator bearing damage. Excavator bearing cages, seals, dust cover and other parts are easy to deformation, installation or removal of the excavator bearing pressure can not be added to these parts.
Inch bearings with the temperature of the bearing operation began to slowly rise, 1-2 hours to reach a steady state. The normal temperature of the bearing due to the machine's heat capacity, heat, speed and load and different. Importance of inch bearings, which means that when the damage will cause equipment downtime, so this type of bearing should be installed the best temperature detector. Under normal circumstances, the British bearings in the just after lubrication or re-lubrication will have a natural temperature rise and last one or two days.

Air cooled water chiller system for rubber and plastic mixer

2016-12-21 13:03:30 | 日記
Air cooled industrial chiller is widely used in plastic industry, electrons, plating,chemical industry, ultrasonic wave cooling, printing and others. This kind of air cooled industrial chillers can precisely control the temperature requested by the modernized machinery production, and it greatly improved the production efficiency and quality.

Top brand air cooled industrial chiller doesn't require cooling tower, which is easy to install and remove.Top brand air cooled chiller is the best choice for the modernized industry and it features easy operation, reasonable design, high quality and various models:Air Cooled Environment Chiller, Air Cooled Low Temperature Chiller, Air Cooled Screw Chiller.

Also we offer a wide range of standard air cooled chillers, which can be found in following specification tables, but standard chillers may not always fit your unique requirements. Our application specialists can suggest units that are customized to meet your unique needs.

25TR WITH 78KW AIR COOLED INDUSTRIAL CHILLER USED IN CAVITE MANILA PHILIPPINES CUSTOMER

2016-12-21 12:55:34 | 日記
This industrial air chiller models are Mainly applied in Plastic & Rubber like injection moulding,extruder, blowing machines. It helps to accurately control the molding temperature and shorten the molding cycle, increase the product quality and improve the production efficiency.
Other applications: Metal working, Mechanical & Engineering, Chemical & Pharmaceutical, Food & Beverage, Laser cutting, Electronics industry, Textile, Electroplate, Semi-conductor testing, Water jet, Vacuum coating, Construction and Military.

12th-15th Novemeber 2016, our service people went to visited our industrial air chiller end user in Cavite Manila Phillipines.

This customer is specilized in Semi-conduct product and researching in Manila.

All the lab testing machine are from Germany and USA, this customer purchased 1 unit 25Ton=78kw air cooled scroll chiller for their testing usage in October 2015.

The setting temperature is around 10C, the ambient temperature is 42C in summer day.

all the chiller evaporator,water pump and water piping system are stainless steel material for ensuring the water is very clean without any dust.

Determination of CNC Machining Routes

2016-12-21 10:56:16 | 高齢社会
CNC also known as computer gongs, CNCCH or CNC machine tools is actually a Hong Kong side of the name, then imported Pearl River Delta in the mainland, in fact, CNC milling machine, in the wide, Jiangsu, Zhejiang and some people called "CNC machining center.
General CNC machining parts is usually refers to precision machining, CNC machining lathes, CNC milling machine, CNC machining boring and milling machine.
CNC lathe feed processing route refers to the tool from the knife point (or machine fixed starting point) began to move back to the point and finish the path through the processing program, including cutting the path and cutting tool, cut and other non-cutting Empty travel path.
Finishing of the feed line is basically along the outline of its parts, so to determine the focus of the work of the feed line is to determine the rough and empty stroke of the feed route.
In the numerical control lathe processing, the processing route determination generally must follow the following several aspects the principle.
① should be able to guarantee the accuracy of the workpiece and surface roughness.
② the shortest route to reduce the air travel time, improve processing efficiency.
③ to simplify the work of numerical calculation, simplify the processing procedures.
④ For some re-use of the program, should use the subroutine.