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ShenPaz Sintra Instruction Manual

Sintering furnace
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INSTRUCTION MANUAL
Sintering furnace
Version 0.6.6
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  • Page 1 INSTRUCTION MANUAL Sintering furnace Version 0.6.6 [Type here]...
  • Page 2 Warning ATTENTION! ATTENTION! Mount on non-flammable surface material only! Take out the furnace with the assistance of two persons. To do so, each person will take a side by holding the bottom of the furnace with one hand and the top side with the other hand. Do not pull out the furnace by its support in order to avoid damages.
  • Page 3 Location and environmental conditions: a) Altitude up to 2000m; b) Ambient Temperature 5ºC to 40ºC; c) Maximum relative humidity 80% for temperature up to 31ºC decreasing linearly relative humidity at 40ºC; d) Mains supply voltage fluctuations up to + - 10% of the nominal voltage; e) Transient over voltages typically present on the mains supply category II.
  • Page 4 Power Source: Connect the furnace to a grounded power outlet socket. Be certain that the power supply conforms to the electrical specifications of the SINTRA/SINTRA PLUS. A single source of electricity must be used. VERSION 0.6.6...

  • Page 5: Table Of Contents

    Starting the Firing Cycle ................19 Canceling a Cycle..................19 Built –in Program ....................20 Supplementary Features ..................27 The Menu Key ....................27 SINTRA PLUS - Fast Cycle ................. 27 Accessories ....................30 Technical Specifications ..................32 General: ......................32 VERSION 0.6.6...
  • Page 6 Warranty: ....................... 32 Disclaimer: ....................32 Maintenance ......................33 VERSION 0.6.6 P a g e...

  • Page 7: Furnace Installation

    1. Furnace Installation Unpacking Check the contents of the shipping carton and compare content with the list below. Take out the accessories and check the contents:  Electrical Mains cord  1 sintering firing table  2 sintering trays(crucibles)  2 cover ...

  • Page 8: Furnace Connection To Power Outlet

    Furnace Connection to Power Outlet Unit shall not be positioned so that it is difficult to operate the Disconnected device – attachment plug. A readily accessible socket outlet shall be installed in the proximity of unit. A SINGLE SOURCE OF ELECTRICITY MUST BE USED. Check and ensure that the main power switch at the rear of the furnace is turned off.

  • Page 9: General Description

    2. General Description This Chapter describes the controls of your SINTRA/SINTRA PLUS furnace and their functions. Connections and Controls FRONT PANEL The furnace controls are located on the front panel and are divided into four sections: Data keys Control keys Programming keys &...

  • Page 10: Control Keys

    The “data” screen displays the data information. The data information displayed can be either the temperature or the time. The “program” screen displays either the selected program 0-199 (SINTRA), 200-249 (SINTRA PLUS) or the clear sign [--]. The symbol C or F is displayed together with the temperature, and the symbol MIN is displayed with the time.

  • Page 11: Sound Messages

    Sound Messages: The tone sound is a useful indicator for key selection and operation procedures.  A double tone sounds when there is an incorrect key selection or choice of data.  A repetitive tone sounds at the end of a firing cycle. VERSION 0.6.6 11 | P a g e...

  • Page 12: Initial Operation

    By pressing the ON/OFF button on the front panel, the furnace is turned on. This mode is called the Idle Mode. The temperature will not rise and will remain in STAND –BY mode. The logo of the SINTRA/SINTRA PLUS is displayed.

  • Page 13: Programming Mode

    Ramp 2, High Temp 2, Delay 2, and so forth. This sequence is repeated for each set of 3 parameters for heating and cooling. The SINTRA/SINTRA PLUS gives you the possibility to program 5 completed heating STEPS and 5 complete cooling STEPS.

  • Page 14: Entering And Changing Parameter Data While In Editing Mode

    Entering and Changing Parameter Data while in editing mode By Pressing the Arrow keys, you select the desired parameter and the value appears on the data display. Using the data keys, enter the parameter data you require (for the programs). Using this method continue to toggle through your parameter, checking or entering data as required.

  • Page 15: Parameters And Their Limitations

    Press the Arrow UP key, until the delay 1display will be indicated Press"1:00" Press STEP key. Press the Arrow UP key, until the HEAT RATE2 display will be indicated. Press"15" Press the Arrow UP key, until the High temp2 display will be indicated. Press"...
  • Page 16 Parameter TEMP DELAY 1 Function The duration of time that the furnace will remain at the HIGH TEMP1 before the firing chamber is opened or before the temperature will continue to Ramp2,3,4,5 (if defined). Limits 1 minute to 4 hours and 30 minutes (specified in hours and minutes).
  • Page 17 Active cooling Function Start of the active cooling to fasten the cooling time. Up to 500 C / 932 F degrees Limits Comment For the SINTRA PLUS (fast cycles) this is not applicable. VERSION 0.6.6 17 | P a g e...
  • Page 18 POINTS TO NOTE  When programming data into a parameter, check that the data is correct and that it correlates with the other parameters.  Remember that parameters have limits, if you enter data above or below these limits the data will not be accepted. ...

  • Page 19: The Firing Cycle

    – Normal opening will occur at 150 degrees. This safeguards the life of the heating elements and assures that the muffle provides constant temperature uniformity. (Different for the SINTRA PLUS cycle) Canceling a Cycle Should you wish to cancel the program in the middle of a firing cycle, press the [STOP/LIFT] key.

  • Page 20: Built -In Program

     Prog 200: Zirlux fast cycle single crown  Prog 201: Zirlux fast cycle 2-3 unit bridge POINTS TO NOTE The programs in the SINTRA/SINTRA PLUS memory bank have a manufacturers' variance of 25C to 30C degrees. Please check with the zirconia manufacturer for accurate programming.
  • Page 21 Prog. 1: ZirkonZahn 250 C Degazing 10 C Ramp 1 High temp1 Temp Delay 20:00 15 C Ramp 2 1500 C High Temp2 Temp Delay 2:00 Cooling to Temp Time and delay ---- By Time minimum ---- 450 C Active cooling Prog.
  • Page 22 Prog. 4: Metoxit bridge - C Degazing 5 C Ramp 1 High temp1 1500 Temp Delay 1:00 C Ramp 2 C High Temp2 Temp Delay C Cooling to Temp By Time minimum -- C Active cooling Prog. 5: Spark Degazing 200C 15 C Ramp 1...
  • Page 23 Prog. 7: Degudent Bridge 2 200- C Degazing 8 C Ramp 1 High temp1 Temp Delay 0:30 Ramp 2 8C High Temp2 1450C Temp Delay 2:00 Cooling to Temp 900C By Time minimum 2:18 -- C Active cooling Prog.: 8 Degudent - C Degazing Ramp 1...
  • Page 24 Prog. 10: Sirona/Vita YZ - C Degazing 25 C Ramp 1 High temp1 1300 Temp Delay Ramp 2 8C High Temp2 1530C Temp Delay 2:00 Cooling to Temp By Time minimum Active cooling 450C Prog. 100 Zirlux single Degazing 10 C/min Ramp 1 High temp1 700°C...
  • Page 25 Zirlux single – FAST CYCLE (SINTRA PLUS ONLY) Prog. 200 Degazing 30 C/min Ramp 1 High temp1 1000°C Temp Delay Ramp 2 10C/min High Temp2 1500C Temp Delay 2:00 First open 6 cm Holding time 2:00 Step 1 cm Zirlux bridge – FAST CYCLE (SINTRA PLUS ONLY) Prog.
  • Page 26 Upon the completion of the Final delay time the table will cool to ambient Temperature and descend. Zirconia sintered work is completed. At the end of the process, the 5 audio double-beep will be heard. The SINTRA furnace will cool down to below 150 C. NOTE: Different in the SINTRA PLUS. VERSION 0.6.6...

  • Page 27: Supplementary Features

    Once an option I selected, follow the instruction provided in the display screen. SINTRA PLUS - Fast Cycle From program numbers 200 to 249 fast cycle is available. (50 fast cycles) These cycles implement both fast start and permit rapid opening.
  • Page 28 In this mode, the first ramp until 300 C was modified to a slower ramp hence adapted to the available electricity supply. This mode might slightly lengthen the cycle. The default value in Sintra 11 V is (Slow) in the Sintra plus 115 is (normal) holding at 150C degrees.
  • Page 29 Checking which MODE is active: Select "SCR" button Select "Ent" button to open "oven data" information - Following the HZ number you will see slow (S) or normal (N) How to change of Mode: Go back to Logo screen, by selecting the "SCR" button. Selected again the "SCR"...

  • Page 30: Accessories

    Following the change go back to "oven data" and check that the change appear on the right side of the screen. Example (S).  Note that the furnace in normal mode at 115 V will stand by at 150 degrees centigrade to avoid a burning of the heating fuse ! ! ! Warning ! ! !
  • Page 31 ! ! ! Warning ! ! ! The sintering beads are for for DENTAL purpose only . Not to be used with temperatures exceeding 1800 C / 3272 F Do not eat. Do not swallow  With the evolution of materials some of the characteristics of this product may be adapted to the new products requirement without prior notice.

  • Page 32: Technical Specifications

    In the event that this product proves defective within a period of the one (1) year or 3500 hours of work from the date of shipment to Buyer, Buyers' exclusive remedy shall be at ShenPaz Dental Ltd. option; either replacement of the product or defective part or component, free of charge.
  • Page 33 DO NOT clean the furnace using any cleaning agents, but dry cloth only. We thank you for choosing the SINTRA/SINTRA PLUS, Zirconia sintering furnace for your laboratory needs. For any questions or additional support, please contact us and we will look forward to assisting you.

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Sintra plus

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