Start with your own requirements

Before you compare any screen stretcher machine, write down:

• The largest frame you stretch now, and the largest you expect to stretch later. Give outer dimensions in inches or centimetres.
• The profile thickness of your frames.
• Your target mesh tension and how you will measure it.
• Your bonding method, for example adhesive-bonded mesh on aluminum frames.
• The floor or bench space available and how you will move or store the unit.
• Who will operate it and whether results need to be consistent across staff.

Then check these requirements against the listed specifications below.

JMTR1 listed specifications

Selection criteria explained

1. Frame size and how you can expand

One JMTR1 unit takes frames up to 24" x 24" (60 x 60 cm). According to the product page, you can combine two units to stretch frames up to 48" x 48" (120 x 120 cm). If most of your frames are 24" x 24" or smaller and you only sometimes need a larger size, the modular approach can let you add capacity later instead of buying a different machine. If you regularly stretch frames larger than 48" x 48", this model is not a fit according to the published specifications.

2. Frame thickness and compatibility

The listing gives a frame thickness of up to 2", with 1"–1.2" as typical. It says the machine supports standard aluminum frames within that limit. Adjustable position bolts are described for different frame requirements and height alignment. If your frames are thicker than 2", or are not standard aluminum frames, ask the supplier to confirm compatibility first.

3. Stretching force and tension control

The published stretching force is 30N, and tension is adjusted with a hand-wheel mechanism. Compare this figure with your own target tension and the way you measure it. If you are unsure how the listed 30N relates to the mesh tension you need for your mesh type, ask the supplier before ordering. This article makes no performance claim beyond the listed value.

4. Grip and mesh holding

The product page describes concave and convex rubber locking bars that grip the mesh securely without slipping during stretching. If you work with several mesh types, ask about grip suitability for each one.

5. Build, finish and durability

The frame is made from industrial steel plate: 0.12" normally and 0.2" on force-bearing parts, which the listing says is meant to resist bending under tension. The electrostatic spray finish is described as corrosion-resistant and protective against chemicals used in screen printing environments. The listing gives no specific chemical resistance data, so confirm this with the supplier if your shop uses particular solvents.

6. Footprint, weight and handling

The package measures 67 x 53 x 21 cm and the net weight is 20 kg. The product page describes a compact footprint suited to small workshops and entry-level setups. Plan bench space for the frame size you will stretch, not just for the machine itself, especially if you combine two units for a 48" x 48" frame.

Integration into your pre-press workflow

The JMTR1 is presented as a manual-adjustment stretcher for adhesive-bonded frames. The listing says it is optimized for professional screen adhesives to create permanent, high-tension bonds. Compared with stretching by hand, the product page says it offers more uniform tension, a standardized process and less mesh waste. Treat these points as the supplier's description, not as tested results for your shop. They matter most if:

• several staff members prepare screens and you want a repeatable process;
• you currently stretch by hand and see inconsistent tension;
• you want a better surface for emulsion coating before exposure.

When this recommendation may not apply

• You need frames larger than 48" x 48" (120 x 120 cm).
• Your frame profiles are thicker than 2".
• You need automated or pneumatic stretching, or tension readouts. The published material describes only a hand-wheel mechanism.

Questions to confirm before purchase

1. How does the listed 30N stretching force relate to the target tension for your mesh?
2. Are your frame profile and material within the supported range?
3. If you plan to combine two units, what setup and space does it need?
4. Which adhesives does the supplier recommend for your frames?
5. What are the current pricing, lead time and shipping terms for your market?

To review the published details or request a quotation, see the JMTR1 Precision Screen Stretcher Machine product page.