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UNITTA Timing Belts, Pulleys
UNITTA offers Timing Belts, Pulleys products in the Automation Components category such as, Timing Belt, Timing Pulleys, Idlers and many more products that are related to Timing Belts, Pulleys. Search and select detailed specifications of parts for your machine with free CAD downloads. UNITTA products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.
UNITTA Timing Belts, Pulleys
FAQ Timing belt and pulley
- Question: What standard does each type of Timing belt compatible?
- Answer: Here are compatible standards for each type of Timing belt:
• MXL, XL, L and H type: JIS standard and ISO standard
• T type : DIN standard from Germany
• S type: MITSUBOSHI BELTING and BANDO CHEMICAL standard
• P and UP type: TSUBAKIMOTO CHAIN standard
• GT type: GATES UNITTA ASIA standard
• MA type: NOK standard - Question: How can I select Idler with teeth to align with Timing belt?
- Answer: Please select Idler with teeth in the same profile as Timing belt (Belt shape)
(Example: MXL type belt should be combined with MXL type pulley and idler) - Question: Please explain about each digit of model no. of Timing Pulley.
What is "24" of "ATP24XL025…" or "HTPA24S5M…" stand for? - Answer: It indicates the number of teeth.
Model no. is arranged as following:
Example : HTPA 20 S5M 150 B NK10 Model Number of teeth Belt Type Width Shape of Pulley Specification and diameter of shaft hole - Question: What is PLD?
- Answer: PLD is distance between pitch line and root of teeth for belt with teeth.
It indicates the difference between distance of Pulley and pitch diameter (PD) and teeth end diameter along the radius axis.
Obtained by PLD＝ (PD－OD) /2 - Question: Can I converse torque into required transmission power?
- Answer: Use the following formula for conversion:
Tq=tq×Ks
Pd=Tq×n/9550
Tq : designed torque (N・m) tq : transmission torque (N・m) n : rotation speed (rpm) Ks : Overload Factor Pd : required transmission power (kW) - Question: How can I calculate the transmission power in speed reducer unit?
- Answer: Please calculate the driving force with speed reducer unit.
For example, if speed reducer decrease speed into 1/2 times, power transmission will be 2 times. - Question: Which length is the belt circumference of Timing belt?
- Answer: Length of inner core of Timing belt.
- Question: What is the number displayed in Belt No. indicates?
- Answer: Belt circumference.
- Question: What is service life span of Timing belt?
- Answer: Life span is depending on operating condition (designed driving force, speed of pulley, etc.) so it cannot identify as exactly number.
In addition, Timing belt is consumable product, so it is recommended to replace new belt earlier before it broken or set up periodic interval for replacing new one. - Question: What is "NFC" alteration for timing pulley?
- Answer: It is an option for disassembly flanged, and shipping as attachment.
- Question: Can the timing belt operate in an environment that is exposed to water or oil?
- Answer: It is not recommended to operate in those environments.
The timing belt may get swollen and cause premature breakage. - Question: Can I change the width of belt to be wider than item listed in Catalog?
- Answer: No.
- Question: Does Timing belt Polyurethane type waterproof?
- Answer: No waterproof property.
Polyurethane may get swelling and worn out if exposed to water for long time. - Question: Do you offer Timing belt for cleaning room?
- Answer: No.
- Question: What is the minimum R for idler installed at the back side under Timing belt.
- Answer: It should be 1.2 times of minimum R or higher.
Idler installation point should near to the small pulley, try selecting idler with no crown.
In addition, angle of belt curve must be 170° or larger. - Question: Can I order flange separately?
- Answer: Yes, please request quotation via Quotation request for item not listed in MISUMI FA Catalog service.
- Question: Can I order Timing Pulley with no shaft hole?
- Answer: No.
Shaft hole was bored to be the minimum H hole. - Question: Do you have a recommend dimension tolerance for shaft of Surface pressure pulley?
- Answer: We recommend for dimension tolerance g6.
- Question: Can I request quotation for Timing Pulley with larger shaft diameter than item listed in catalog?
- Answer: Please request quotation via Quotation request for item not listed in MISUMI FA Catalog service.
- Question: How can I fix noisy timing belt?
Should I apply grease or lubricating spray to suppress it? - Answer: Please apply special grease for belt.
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