Semsons Tech Reference NOZZLE-502

Suction Nozzle for Automatic Stone Setting Machines - 502, 502B, 503, 503B, 504 (0.8–3.0 mm)

Semsons Tech Suction Nozzles 502 to 504 - for Automatic Wax Setting Machines

Price per nozzle

₹360

Inclusive of 18% GST (₹305.08 + ₹54.92 GST)

Code NOZZEL100: ₹2,000 off when one order has 21 nozzles or more

Free delivery anywhere in India. Dispatch in about 1–2 days.

The small tip that picks each stone from the sorting tray and places it in the wax. Choose it by the size of your round stones, from 0.8 mm to 3.0 mm. Sold per nozzle, one price for every size.

✔ Five sizes - 502, 502B, 503, 503B and 504, for 0.8 to 3.0 mm stones
✔ Matching tray - each size works with a DSSMT or SSMWT sorting tray
✔ Fits - X4 Pro Plus, Pro Mini and ST-HDSSM machines
✔ Dispatch - in about 1–2 days, free delivery anywhere in India
✔ Bulk coupon - NOZZEL100 on orders of 21 nozzles or more
✔ No returns - a nozzle with a verified manufacturing defect is replaced

WhatsApp +91 98216 12340 to check the right size before you order.

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Semsons Tech suction nozzle guide: nozzles 502 to 504, how a nozzle picks a stone from the sorting tray and places it in the wax model, the nozzle for each stone size from 0.8 to 3.0 mm, and the matching DSSMT or SSMWT tray

Suction Nozzles for Automatic Wax Setting Machines

Five sizes for round stones from 0.8 mm to 3.0 mm.

A suction nozzle is the small tip on each head of an automatic diamond wax setting machine. It holds one stone by vacuum, carries it from the sorting tray to the wax model and places it there. Each nozzle size suits one band of stone sizes.

How It Works

  1. Pick. The head lowers the nozzle onto a stone in the sorting tray, and vacuum through the tip holds it.
  2. Carry. The head moves the stone to its place on the wax model.
  3. Place. The vacuum lets go, the stone stays in the wax, and the head goes back for the next stone.

Choose Your Nozzle

  1. Measure the stone. Note its diameter in millimetres.
  2. Find the size in the table below.
  3. Load the matching tray named on the same row.
  4. Fit one nozzle to each head that runs that stone size.
NozzleStone size and matching tray
5020.8 – 0.9 mm · DSSMT-⁠01 or DSSMT-⁠01L, tray nos. 08-⁠09
502B1.0 – 1.2 mm · DSSMT-⁠01 or DSSMT-⁠01L, tray nos. 10-⁠11-⁠12
5031.3 – 1.4 mm · DSSMT-⁠02 or SSMWT-⁠02, tray nos. 13-⁠14
503B1.5 – 1.9 mm · DSSMT-⁠02 and DSSMT-⁠03, or SSMWT-⁠02 and SSMWT-⁠03
5042.0 – 3.0 mm · DSSMT-⁠04 and DSSMT-⁠05, or SSMWT-⁠04 and SSMWT-⁠05

Each size is a separate line in the cart, so different sizes can go in one order. The diamond sorting trays are sold separately, and the tray and nozzle selector has the full chart.

Machines It Fits

Every size fits the Semsons Tech automatic wax setting machines. Each head takes one nozzle.

MachineNozzles on the machine
Pro Mini - single station3
X4 Pro Plus - double station4
ST-HDSSM - double station, double head8

For a machine from another maker, WhatsApp us a photo of the nozzle you use now and your stone size. We will tell you before you order whether ours fits.

Specifications

ParameterSpecification
BrandSemsons Tech
Nozzle DesignationAvailable as 502, 502B, 503, 503B and 504
Product codesSSMN-01 (502), SSMN-02 (502B), SSMN-03 (503), SSMN-04 (503B), SSMN-05 (504)
Diamond Size Range0.8 mm – 3.0 mm round stones, by nozzle
Pickup MethodVacuum suction through the tip aperture
ConstructionPrecision-machined steel tip with rubber sealing sleeve on a stainless shaft
Compatible machinesX4 Pro Plus, Pro Mini and ST-HDSSM automatic wax setting machines
Sold AsIndividual nozzle (single unit)
Wear ClassConsumable wear item - replace when pickup consistency drops

When to Replace It

A nozzle wears slowly. Replace it when you see:

  • More missed stones on a tray and size that used to run clean
  • One head picking worse than the others
  • Stones dropping on the way to the wax
  • A dull or flared tip opening under a loupe
  • A hard or split rubber sleeve

Before you replace it, clear the tip with clean, dry air. Dust or wax inside the tip also causes missed stones.

Ordering, Dispatch & Returns

TermDetail
PriceSame for all five sizes, per nozzle, including 18% GST
Bulk couponCode NOZZEL100 takes ₹2,000 off the nozzles when one order holds 21 or more, any mix of sizes
Quantity1 to 1,000 nozzles per order
DispatchIn about 1–2 days
DeliveryFree anywhere in India; checkout shows the courier time, 3 to 5 business days
ReturnsNot accepted for this product
Manufacturing defectThe nozzle is replaced once the defect is verified

The coupon is ₹2,000 off the nozzles in total, not off each nozzle. It is not added for you: from 21 nozzles the cart shows the code, and you apply it in the promo code box. It cannot be combined with another code.

Common Questions

Which suction nozzle do I need?

Measure the diameter of the round stones you set and find that size in the table above. The same row names the tray to use with it.

Which nozzle is used for which stone size?

The 502 picks 0.8–0.9 mm stones, the 502B 1.0–1.2 mm, the 503 1.3–1.4 mm, the 503B 1.5–1.9 mm and the 504 2.0–3.0 mm.

Which tray goes with each nozzle?

The 502 and 502B use DSSMT-01 or DSSMT-01L. The 503 uses DSSMT-02 or SSMWT-02. The 503B uses DSSMT-02 and DSSMT-03, or SSMWT-02 and SSMWT-03. The 504 uses DSSMT-04 and DSSMT-05, or SSMWT-04 and SSMWT-05.

Can one nozzle pick several stone sizes?

Only the sizes in its own band. The tip seals against one range of stone diameters. A stone that is too small does not lift, and one that is too large leaks vacuum and drops on the way.

How many nozzles does my machine need?

One for each head that runs that stone size. The Pro Mini has 3 nozzles, the X4 Pro Plus 4 and the ST-HDSSM 8.

Will it fit a machine from another maker?

We confirm the fit for our own machines. For any other machine, WhatsApp us a photo of your current nozzle and your stone size before you order.

Why does a nozzle miss or drop stones?

The usual causes are a tip blocked with dust or wax, stones outside the nozzle's size band, or a worn tip or sleeve. Clear the tip with clean, dry air and check the stone size; if it still drops stones, replace the nozzle.

How often should I replace a nozzle?

There is no fixed interval: it depends on running hours, your stones and your air supply. Replace it when the signs under When to Replace It appear. Workshops running full shifts keep spares of the sizes they use most.

Is there a discount for more than 20 nozzles?

Yes. When one order holds 21 nozzles or more, code NOZZEL100 takes ₹2,000 off the nozzles. An order of exactly 20 does not qualify. Apply the code in the cart's promo code box.

Can I mix sizes to reach 21 nozzles?

Yes. All five sizes count together, so 10 of the 502 and 11 of the 503 qualify. Each size stays a separate line in the cart, on the order and on the invoice.

How many nozzles can I order?

From 1 to 1,000 nozzles in one order, subject to stock. You can place another order later.

Does the price include GST?

Yes. The price shown is per nozzle, includes 18% GST and is the same for all five sizes. The tax invoice shows the amount before GST and the GST separately.

When will my order be dispatched?

In about 1–2 days. Delivery is free anywhere in India, and checkout shows the courier time.

Can I return a nozzle?

Returns are not accepted for this product. If a nozzle has a manufacturing defect, WhatsApp us your order number; once the defect is verified, the nozzle is replaced.

Ordering & Support

Not sure which size you need? WhatsApp us your machine model and stone size, and we will confirm the nozzle before dispatch. For larger or regular orders, our wholesale desk can help.

Sales: WhatsApp +91 98216 12340 | Wholesale & bulk orders: WhatsApp +91 80823 38010

Semsons Tech - Where Quality Speaks For Us. Since 1978.

  • Dispatch
    In about 1–2 days, free delivery anywhere in India
  • Diamond Size Range
    0.8 mm – 3.0 mm round stones, by nozzle
  • Construction
    Precision-machined steel tip with rubber sealing sleeve on a stainless shaft
  • Wear Class
    Consumable wear item - replace when pickup consistency drops
  • Nozzle Designation
    Available as 502, 502B, 503, 503B and 504
  • Pickup Method
    Vacuum suction through the tip aperture
  • Sold As
    Individual nozzle (single unit)
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