🏭Manufacturer since 1987 · 3 production bases: Hangzhou · Weihai · Wuhu
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Crushers, sand makers and screening — from one workshop system

Twelve equipment families, all manufactured in-house across our three production bases. Parameter tables are published as real HTML on this site — no locked PDFs, no screenshots of tables. Ask for any datasheet, GA drawing or foundation drawing and we send it.

12Equipment families
50–2,500 t/hSingle-unit capacity range
1,000 unitsAnnual production capacity
60 daysStandard machine lead time
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Primary crushing

SJ.E Series Jaw Crusher

Feed openings 500×900 to 1,300×1,600 mm · 50–1,200 t/h. The first machine in almost every line we build. Full range and parameters →

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Secondary / tertiary

SK.D Multi-Cylinder Hydraulic Cone

12 configurations across 4 sizes · 145–1,000 t/h. Fine, medium and coarse cavities on the same platform. Full range and parameters →

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Secondary / tertiary

SK.Y Single-Cylinder Hydraulic Cone

6 models to SK.Y.1800 · 200–1,150 t/h. One hydraulic cylinder for setting, protection and cavity clearing. Full range and parameters →

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Cone crushing

SJ Series Spring Cone Crusher

6 models, coarse and medium cavities · 110–610 t/h. No hydraulics, no oil station — the machine for sites where service access is the constraint. Full range and parameters →

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Large mines · primary

SK Series Hydraulic Gyratory Crusher

4 models to 232 t unit weight · 750–2,500 t/h. Continuous crushing for hard-rock primary duty above roughly 700 t/h. Full range and parameters →

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Manufactured sand

SJ.L Vertical Shaft Impact Crusher (VSI)

6 models · 220–700 t/h · cubical 0–5 mm product. Rock-on-rock or rock-on-anvil, dry or wet process. Full range and parameters →

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Primary · large

SJ.V Series Large Jaw Crusher

6 models · feed openings to 1,500×2,000 mm · 120–1,600 t/h. The new-generation large jaw — modern replacement for ageing jaw primaries. Full range and parameters →

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Secondary · impact

SJ.F Series Impact Crusher

6 models · 15–350 t/h · feed to 500 mm. For limestone, dolomite and C&D recycling where product shape pays. Full range and parameters →

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Fine crushing & sand

SK.Y Cone-Type Sand Making Machine

≤60 mm feed · 40–60 t/h of ≤5 mm sand at 250 kW. Cone wear economics for cone-cut sand specs. Full range and parameters →

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Sticky feed

SJ.DG Series Double-Roll Crusher

Wet, clay-bound feed to 35 mm · 200–300 t/h · adjustable ≤4.75 mm sand cut. The machine for feed that blinds a VSI. Full range and parameters →

Screening, feeding and washing

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Screening

SJ.Y Circular Vibrating Screens

10 models, 2- and 3-deck, 2,200–3,000 mm wide, 180–850 t/h.

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Large-plant screening

SJ.Y.K Forced-Synchronisation Screens

8 models to 3,600×8,000 mm decks · 400–1,300 t/h for high-tonnage lines.

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Primary feeding

SJ.G.Z Twin-Shaft Bar Feeders

5 models to 1,500 t/h. Scalps fines ahead of the primary.

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Secondary feeding

SJ.G.D Vibrating Feeders

3 models to 800 mm feed. Steady feed for cone circuits.

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Hopper feeding

SJ.W Vibrating Hopper Feeders

4 models to 550 t/h · 350 mm lumps. Compact feed control.

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Wet process

SJ.TS Dewatering Screens

4 models, 50–230 t/h. For sand washing and wet-process lines. Sand Washing & Fines Recovery →

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Washing

SJ.L.X Wheel & SJ.JS Spiral Sand Washers

Wheel 80–240 t/h · spiral 40–120 t/h. Washed sand sells for more.

♻
Fines recovery

Concentrated Hydrocyclone Unit

Recovers 0–0.6 mm fines from wash water — typically 15–25 t/h of extra saleable sand.

Also manufactured in-house: belt conveyors, chutes, bins and steel structure — built to the same drawings as the machines, so the interfaces fit. Full spare-parts kits are available for every model, and wear parts for the crushers listed on each product page.

Choosing between families

Which crusher for which duty
DutyRecommended familyWhy
Primary, up to ~700 t/hSJ.E jaw crusherLower capital and foundation cost than a gyratory below this tonnage
Primary, above ~700 t/h in hard rockSK gyratory crusherContinuous crushing gives more throughput per installed kW at large tonnage
Secondary, coarse/medium, high tonnageSK.Y single-cylinder coneSimpler hydraulics, fewer seals, lower cost to own where cavity flexibility is not the priority
Secondary / tertiary with fine controlSK.D multi-cylinder coneInterchangeable cavities and hydraulic setting adjustment; the right choice for precision product control
Secondary where service access is limitedSJ spring cone crusherNo oil station or control system to fail in a place nobody can service
Manufactured sand (0–5 mm)SJ.L VSI sand makerImpact crushing produces cubical particles and a controllable fines curve — what concrete specs reward
Manufactured sand on a cone-cut specSK.Y cone-type sand makerCompression crushing delivers spec sand at far lower wear cost when the spec does not demand impact shape
Wet, sticky or clay-bound feedSJ.DG double-roll crusherSelf-cleaning rolls pass material that blinds a VSI chamber or packs a cone
Limestone & recycling secondarySJ.F impact crusherHighest reduction ratio and best product shape per installed kW on medium-soft feed
Aggregate product separationSJ.Y vibrating screensThe screens, not the crushers, decide whether the line makes its saleable cuts
High-tonnage plant screeningSJ.Y.K forced-synchronisation screensDecks to 3,600×8,000 mm keep a 1,000 t/h line screened without stacking machines
Washed sand specSJ.L.X / SJ.JS washers + cyclone recoveryWashing lifts the selling price; the cyclone returns 0–0.6 mm fines to product instead of the pond

This table is a starting point, not a specification. Send us your material, feed size, target product and tonnage and we will recommend a configuration with the reasons attached.

Not sure which machine your duty needs?

Tell us the material, the feed size and the product you want to sell. We will recommend a machine and explain the trade-off — including when a cheaper machine is the correct answer.

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