CISA 300mm x 70mm Stainless Steel Test Sieves
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- Sieve size: 300 mm Ø x 70 mm H
- Intended use: Medium grain size analysis
- Configurations: 300.1 wire mesh · 300.2 perforated plate (square and round holes)
- Wire mesh range (300.1): 20 µm to 125 mm
- Perforated plate range (300.2): 4.00mm to 125 mm
- Frame material: Stainless steel AISI-304 (AISI-316 available)
- Surface finish: Mirror polished
- Wet sieving: Compatible
- Weight: 1 250–1 800 g (varies by mesh opening)
- Standards: ISO 3310.1 / ISO 3310.2 / ASTM E-11-2013 / ASTM E-323-2011
- Certificate included: Compliance per 2.1 EN 10204
- Traceability: Laser-marked serial number
- Options available for wet and dry sieving applications.
- A range of mesh sizes are available. See details below.
Need a customised solution?
Optional accessories are available for purchase separately. If your order needs a customised configuration, our technical specialists will follow up with full details before your order is finalised. Contact us via the enquiry form or sales@lasec.com.
Installation, training and special delivery
Some products require installation, training, or special delivery (such as tail-lift trucks, extra labour, or hazardous material packaging). If your order needs this, we'll contact you with the additional cost before dispatch, so your final invoice may differ from the listed price.
Ordering from outside South Africa
Online ordering is currently limited to South African customers, but our full range is still available. Log an enquiry or email international@lasec.com and our international sales team will assist you through our traditional sales channels.
DISCLAIMER: All product images are for illustrative purposes only. Actual products may vary slightly in colours, controls, and visible features.
Availability:On Request
SKU
CISA-TS-300x70
Product Overview
The CISA 300 mm Ø x 70 mm H test sieves are suited to medium grain size analysis and are recommended by ISO, ASTM, and BS standards. It is available in two configurations: wire mesh (configuration 300.1, ISO 3310.1 / ASTM E-11-2013) and perforated plate with square or round holes (configuration 300.2, ISO 3310.2 / ASTM E-323-2011). The mirror-polished AISI-304 frame is compatible with wet sieving. Each sieve is laser-marked for individual traceability and supplied with a certificate of compliance per 2.1 EN 10204.
Key Features
- Two configurations: wire mesh (300.1) and perforated plate, square and round holes (300.2)
- Wire mesh (300.1) compliant with ISO 3310.1 and ASTM E-11-2013; openings 20 µm to 125 mm
- Perforated plate (300.2) compliant with ISO 3310.2 and ASTM E-323-2011; openings 4.00 mm to 125 mm
- Mirror-polished frame; suitable for wet sieving
- Laser-marked serial number for individual traceability
- Frame material: AISI-304 stainless steel (AISI-316 available as option)
- Weight: 1 250–1 800 g depending on mesh opening
Sample Volume Guide (Configuration 300.1)
| Opening | Recommended sample volume | Opening | Recommended sample volume |
|---|---|---|---|
| 38 µm | 100 cm³ | 2.00 mm | 400 cm³ |
| 45 µm | 120 cm³ | 4.00 mm | 1 400 cm³ |
| 63 µm | 140 cm³ | 8.00 mm | 2 000 cm³ |
| 90 µm | 160 cm³ | 16.00 mm | 2 500 cm³ |
| 125 µm | 200 cm³ | — | — |
| 250 µm | 280 cm³ | — | — |
| 500 µm | 400 cm³ | — | — |
| 1.00 mm | 560 cm³ | — | — |
Optional Accessories
- Cover: 300 mm Ø stainless steel, code 1600001
- Pan: 300 mm Ø x 70 mm H stainless steel, code 1600002
- Wet sieving pan and cover: 300 mm Ø
- Cleaning kit
- Calibration certificate: With uncertainty value
- AISI-316 frame: AISI-316 (1.4404)
How to Order
Select your required mesh opening from the table and contact Lasec using our enquiry form, quoting the CISA product code. For the perforated plate configuration, 300.2, download the technical sheet or contact Lasec for the full code list.
Not sure which mesh size or configuration you need?
You can still use our enquiry form to leave your details, and one of our technical specialists will help you select the correct sieve configuration and mesh opening for your application and the applicable standard.
Configuration 300.1 — Wire Mesh (ISO 3310.1 / ASTM E-11-2013)
Fine mesh — 20 µm to 150 µm
| ISO 3310.1 | ASTM E-11-2013 | CISA code |
|---|---|---|
| 20 µm | No. 635 | 1600601 |
| 25 µm | No. 500 | 1600801 |
| 32 µm | No. 450 | 1601001 |
| 36 µm | — | 1601201 |
| 38 µm | No. 400 | 1601401 |
| 40 µm | — | 1601601 |
| 45 µm | No. 325 | 1601801 |
| 50 µm | — | 1602001 |
| 53 µm | No. 270 | 1602201 |
| 56 µm | — | 1602401 |
| 63 µm | No. 230 | 1602601 |
| 71 µm | — | 1602801 |
| 75 µm | No. 200 | 1603001 |
| 80 µm | — | 1603201 |
| 90 µm | No. 170 | 1603401 |
| 100 µm | — | 1603601 |
| 106 µm | No. 140 | 1603801 |
| 112 µm | — | 1604001 |
| 125 µm | No. 120 | 1604201 |
| 140 µm | — | 1604401 |
| 150 µm | No. 100 | 1604601 |
Medium mesh — 160 µm to 900 µm
| ISO 3310.1 | ASTM E-11-2013 | CISA code |
|---|---|---|
| 160 µm | — | 1604801 |
| 180 µm | No. 80 | 1605001 |
| 200 µm | — | 1605201 |
| 212 µm | No. 70 | 1605401 |
| 224 µm | — | 1605601 |
| 250 µm | No. 60 | 1605801 |
| 280 µm | — | 1606001 |
| 300 µm | No. 50 | 1606201 |
| 315 µm | — | 1606401 |
| 355 µm | No. 45 | 1606601 |
| 400 µm | — | 1606801 |
| 425 µm | No. 40 | 1607001 |
| 450 µm | — | 1607201 |
| 500 µm | No. 35 | 1607401 |
| 560 µm | — | 1607601 |
| 600 µm | No. 30 | 1607801 |
| 630 µm | — | 1608001 |
| 710 µm | No. 25 | 1608201 |
| 800 µm | — | 1608401 |
| 850 µm | No. 20 | 1608601 |
| 900 µm | — | 1608801 |
Coarse mesh — 1.00 mm to 125 mm
| ISO 3310.1 | ASTM E-11-2013 | CISA code |
|---|---|---|
| 1.00 mm | No. 18 | 1609001 |
| 1.12 mm | — | 1609201 |
| 1.18 mm | No. 16 | 1609401 |
| 1.25 mm | — | 1609601 |
| 1.40 mm | No. 14 | 1609801 |
| 1.60 mm | — | 1610001 |
| 1.70 mm | No. 12 | 1610201 |
| 1.80 mm | — | 1610401 |
| 2.00 mm | No. 10 | 1610601 |
| 2.24 mm | — | 1610801 |
| 2.36 mm | No. 8 | 1611001 |
| 2.50 mm | — | 1611201 |
| 2.80 mm | No. 7 | 1611401 |
| 3.15 mm | — | 1611601 |
| 3.35 mm | No. 6 | 1611801 |
| 3.55 mm | — | 1612001 |
| 4.00 mm | No. 5 | 1612201 |
| 4.50 mm | — | 1612401 |
| 4.75 mm | No. 4 | 1612601 |
| 5.00 mm | — | 1612801 |
| 5.60 mm | No. 3½ | 1613001 |
| 6.30 mm | ¼ in. | 1613201 |
| 6.70 mm | 0.265 in. | 1613401 |
| 7.10 mm | — | 1613601 |
| 8.00 mm | 5/16 in. | 1613801 |
| 9.00 mm | — | 1614001 |
| 9.50 mm | 3/8 in. | 1614201 |
| 10.00 mm | — | 1614401 |
| 11.20 mm | 7/16 in. | 1614601 |
| 12.50 mm | ½ in. | 1614801 |
| 13.20 mm | 0.530 in. | 1615001 |
| 14.00 mm | — | 1615201 |
| 16.00 mm | 5/8 in. | 1615401 |
| 18.00 mm | — | 1615601 |
| 19.00 mm | 3/4 in. | 1615801 |
| 20.00 mm | — | 1616001 |
| 22.40 mm | 7/8 in. | 1616201 |
| 25.00 mm | 1.00 in. | 1616401 |
| 26.50 mm | 1.06 in. | 1616601 |
| 28.00 mm | — | 1616801 |
| 31.50 mm | 1¼ in. | 1617001 |
| 35.50 mm | — | 1617201 |
| 37.50 mm | 1½ in. | 1617401 |
| 40.00 mm | — | 1617601 |
| 45.00 mm | 1¾ in. | 1617801 |
| 50.00 mm | 2.00 in. | 1618001 |
| 53.00 mm | 2.12 in. | 1618201 |
| 56.00 mm | — | 1618401 |
| 63.00 mm | 2½ in. | 1618601 |
| 71.00 mm | — | 1618801 |
| 75.00 mm | 3.00 in. | 1619001 |
| 80.00 mm | — | 1619201 |
| 90.00 mm | 3½ in. | 1619401 |
| 100.00 mm | 4.00 in. | 1619601 |
| 106.00 mm | 4.24 in. | 1619801 |
| 112.00 mm | — | 1620001 |
| 125.00 mm | 5.00 in. | 1620201 |
| Frame diameter | 300 mm |
| Frame height | 70 mm |
| Frame material | Stainless steel AISI-304 (AISI-316 available as option) |
| Mesh / plate material | Stainless steel AISI-304 |
| Surface finish | Mirror polished |
| Wet sieving compatible | Yes (wet sieving pan and cover available as accessory) |
| Configurations | 300.1 wire mesh · 300.2 perforated plate (square and round holes) |
| Wire mesh range (300.1) | 20 µm to 125 mm |
| Perforated plate range (300.2) | 4.00 mm to 125 mm (square and round) |
| Weight range | 1 250–1 800 g (depending on mesh opening) |
| Sample volume range | 100 cm³ (38 µm) to 2 500 cm³ (16 mm) |
| Identification | Laser-marked serial number |
| Certificate included | Certificate of compliance per 2.1 EN 10204 |
| Calibration certificate (optional) | With uncertainty value |
| Accessories | Cover (1600001), Pan (1600002), wet sieving pan and cover, cleaning kit |
| Standards | ISO 3310.1, ISO 3310.2, ASTM E-11-2013, ASTM E-323-2011, BS |
Frequently Asked Questions (FAQs)
Q: What material is the frame made from?
A: The frame is made from AISI-304 stainless steel with a mirror-polished finish. An AISI-316 (1.4404) stainless steel frame is available as an optional upgrade for applications requiring higher corrosion resistance.
Q: How much does the sieve weigh?
A: The 300 mm × 70 mm sieve weighs between 1,250 g and 1,800 g, depending on the mesh opening. The weight variation reflects differences in wire diameter and mesh density across the available opening range.
Q: Is this sieve suitable for wet sieving?
A: Yes. The mirror-polished AISI-304 stainless steel frame is suitable for wet sieving. A wet sieving pan and cover for the 300 mm diameter frame are available as accessories.
Q: What is the intended use for this sieve size?
A: The CISA 300 mm × 70 mm sieve is suited for medium grain sizes. It is referenced by ISO, ASTM, and BS standards.
Q: What configurations are available for this sieve size?
A: Two configurations are available for the 300 mm × 70 mm frame:
• 300.1 — Wire mesh, conforming to ISO 3310.1 and ASTM E-11-2013, with openings from 20 µm to 125 mm.
• 300.2 — Perforated plate (square holes and round holes), conforming to ISO 3310.2 and ASTM E-323-2011, with openings from 4.00 mm to 125 mm.
Q: What mesh sizes are available in configuration 300.1?
A: Configuration 300.1 (wire mesh) is available in openings from 20 µm to 125 mm. The full list of available sizes, including ISO 3310.1 openings, ASTM E-11-2013 designations, and CISA product codes, is provided in the details section of the product page. Contact Lasec to confirm availability of your required size.
Q: How much sample can this sieve hold?
A: The recommended sample volumes for configuration 300.1 are:
• 38 µm — 100 cm³
• 45 µm — 120 cm³
• 63 µm — 140 cm³
• 90 µm — 160 cm³
• 125 µm — 200 cm³
• 250 µm — 280 cm³
• 500 µm — 400 cm³
• 1.00 mm — 560 cm³
• 2.00 mm — 400 cm³
• 4.00 mm — 1,400 cm³
• 8.00 mm — 2,000 cm³
• 16.00 mm — 2,500 cm³
Q: Which standards does this sieve conform to?
A: Configuration 300.1 (wire mesh) conforms to ISO 3310.1 and ASTM E-11-2013. Configuration 300.2 (perforated plate) conforms to ISO 3310.2 and ASTM E-323-2011. The sieve is recommended by ISO, ASTM, and BS standards.
Q: What certificate is supplied with the sieve?
A: Every CISA 300 mm × 70 mm sieve is supplied with a certificate of compliance conforming to EN 10204 2.1.
Q: Is a calibration certificate available?
A: Yes. An optional calibration certificate with uncertainty value is available on request. Contact Lasec when placing your order to include this option.
Q: How is each sieve individually identified?
A: Each sieve is laser-marked with an individual serial number to support traceability requirements in laboratory quality management systems.
Q: What accessories are available for the 300 mm sieve?
A: The following accessories are available for the 300 mm × 70 mm sieve:
• Cover, 300 mm Ø stainless steel — Code 1600001
• Pan, 300 mm Ø × 70 mm H stainless steel — Code 1600002
• Wet sieving pan and cover, 300 mm Ø
• Cleaning kit
• Calibration certificate with uncertainty value
• AISI-316 stainless steel frame upgrade
Q: How can I order the wet sieving accessories or cleaning kit?
A: Contact Lasec for product codes, pricing, and ordering information for the wet sieving accessories and cleaning kit.
| Brand | CISA Sieving Technologies |
|---|
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