Liang Gong Formwork Engineering Indonesia

Name: Liang Gong Formwork Engineering Indonesia
Address: Jalan Pantai Indah Barat, Komplek Toho Blok A No. 08, North Jakarta, ID
Telephone: +6281312903800

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21/10/2026

High-Rise Core Wall Formwork: Weight and Safe Access in the Climb

High-rise core walls are a tight working environment: vertical concrete, repeated panel lifts and a narrow platform leave little room for error. The formwork has to solve weight and access together.

For the wall formwork, FWK Lianggong Formwork's H20 Timber Beam Formwork uses H20 timber beams, plywood, steel walers and fl**ge claws. At 65 kg/m², panels still need a planned lifting method; the figure gives buyers a clear number for hoisting and handling checks. In the climbing set-up, the 900 mm operating width and a protective structure at the specified protection height define the safe working zone—so it must stay clear during lifting, pouring and stripping.

Before ordering, ask what lifting plan and spare-panel allowance are included. For project validation, agree the trial-assembly check and first-pour acceptance criteria up front.

18/10/2026

FWK-SOF 120: 51 kg/m² per Panel, Less Strain per Lift

Handling weight is one of the few formwork specs a crew feels on every single lift.

A steel frame panel such as the FWK-SOF 120 from FWK Lianggong Formwork weighs 51 kg/m². A heavier H20 timber panel sits around 65 kg/m². Those 14 kg/m² are felt each time a panel is lifted, shifted and aligned — and they add up over weeks of repetition, when fatigue builds and every extra kilogram makes it harder to keep a wall cycle on schedule.

Lighter does not have to mean weaker. The FWK-SOF 120 frame is made from Q355B steel, so the weight is saved in the section design rather than by using softer, thinner material.

If your crews still handle 65 kg/m² panels, 51 kg/m² is worth comparing before the next wall pour.

15/10/2026

H20 Timber Beam vs Plastic Formwork: 3 Differences Buyers Should Check

Both systems sit in the FWK Lianggong Formwork range, but they are not interchangeable. Three differences usually settle the choice.

The material difference is straightforward. The H20 timber beam system is built from H20 timber beams, plywood, steel walers and fl**ge claws. Plastic formwork, model FWK-PF 75, is an ABS panel.

Weight separates them next. H20 panels are listed at 65 kg/m² with a 338 mm panel depth, while the plastic panel is 15 kg/m² in a 600 × 1200 × 75 mm size.

Fit is where the decision is usually made. H20 is configured as flexible slab formwork, table slab formwork, timber column formwork and timber wall formwork, with a maximum one-time casting height of 12 m. The plastic panel carries an allowable concrete pressure of 50 kN/m². Check the pour height, the pressure the panels will see, and the coverage each system has to reach before you compare price.

Before the order is signed, agree the acceptance criteria for surface finish and dimensional tolerance in writing.

12/10/2026

On the Jobsite: Erecting a Ring-Lock Stair Tower for Safe Vertical Access

Vertical access is often an afterthought on site: a ladder wedged between two bays, or a stair tower assembled from whatever tubes and couplers are left over. It holds — until someone has to move tools up three levels in the rain.

Erecting a Ring-Lock Stair Tower is a different approach. Crews use a dedicated stair flight instead of climbing through frame openings. The structural point is the node: at each ring-lock rosette, ledgers, diagonals and stair stringers meet at a single connection and lock with a wedge, so the tower behaves as a braced frame rather than a stack of loose members. With fewer loose couplers to check, pre-shift inspection stays simple and repeatable.

The Ring-lock Scaffolding System is a product intended for the construction industry, and it sits in FWK Lianggong Formwork's range.

If you are specifying access for a multi-storey build, the first question is what the tower stands on — and how it is braced.

09/10/2026

Which Formwork System Fits High-Rise Cores and Shear Walls?

Which formwork system fits high-rise cores and shear walls? Start with how the wall is cast, not with a product list.

Where a vertical wall is poured in one high lift, H20 Timber Beam Formwork is worth evaluating. The panel is built from H20 timber beam, plywood, steel waler and fl**ge claw, weighs 65 kg/m², and reaches a maximum one-time casting height of 12 m. Panel weight is one of the numbers to check against your crane and handling plan.

As the core rises, climbing formwork takes over. On FWK-CB 240 cantilever climbing formwork, the bracket height is 10–15 m and the operating width is 900 mm; ask the supplier to confirm the protection height against local safety rules and your floor plan.

Before ordering, agree the acceptance criteria in writing: surface finish, tolerance and the pour cycle.

06/10/2026

Asking for a Quote? Here's the T-Form Specs Sheet

Asking for a Quote? Here's the T-Form Specs Sheet

Almost every inquiry we get opens the same way: "How much for slab formwork?" Fair question. But without a few numbers, any price we send back is just a guess. So here's the spec sheet for the Early Stripping Slab Formwork (T-form) — model FWK-DHF175 — before you even have to ask.

What's actually in the system:

Model: FWK-DHF175
Frame material: Q355B steel
Panel weight: 24 kg/m²
Max permissible slab thickness: 380 mm
Max panel size: 1.8 m x 1.2 m
Panel depth: 192 mm
Plywood thickness: 12 mm

Panel weight is usually the first thing crews check. 24 kg/m² matters on sites where the tower crane is shared across several crews, or where the team is stripping by hand early in the cycle. Easier handling means fewer people per panel — and on a floor layout that repeats twenty times, that adds up quietly.

Slab thickness is the second question. 380 mm is the upper limit for this system. If your drawings call for something heavier, say so in the first email. It changes what we quote, and it saves a week of back-and-forth.

The whole point of the T-form setup is early stripping, so panels can be released sooner and cycled again while the slab below keeps curing.

A few practical bits for your procurement file:

MOQ: 1 x 20GP container
Delivery terms: FOB / CIF
Lead time: 30–35 days
Monthly capacity: 1,000 tons
Quality control: 100% testing, plus a pre-shipment test before loading
Payment terms: 50 / 50
Customization: logo and size options, with OEM / ODM support
After-sales: on-site support and remote guidance

Welding on this product falls under our EN ISO 3834-2:2021 welding quality management system certificate (SGS Italia, no. 23/1014-3834), and factory production control is covered by EN 1090-1 (no. 1381-CPR-889). Handy when your client's QA team starts asking.

If you're pricing a slab job, send the slab thickness, a floor plan and your timeline. You'll get a real quote instead of a vague range.

And if you're still at the comparing stage — what usually decides it for you? Panel weight, slab thickness, or how fast you can strip and move up? Genuinely curious. 👷

Email: [email protected] | WhatsApp: +86 182 0105 1212
Yancheng Lianggong Formwork Co., Ltd. — FWK Lianggong Formwork

03/10/2026

H20 Timber Beam Formwork FAQ: Slab, Column & Wall Pours

The question I get most from contractors sizing up the H20 Timber Beam Formwork system is simple: is this a slab system, or can it handle columns and walls too?

Short answer — all three. Here's the rest, in the order people usually ask it.

What is it made of?
H20 timber beams, plywood, steel walers and fl**ge claws. Boring on purpose. That mix is exactly why beams and panels can be cut on site to match awkward geometry instead of waiting on a fresh panel to ship. On the Kalimantan Dam project in Indonesia, an EPC contractor ordered 100 sets and kept re-cutting and reusing the timber beams as the wall shapes changed.

How heavy is a panel?
65 kg/m², with a panel depth of 338 mm. The parts are familiar enough that a crew can assemble by hand — which is what happened on the BNI Emerald Tower project near Jakarta. Manual assembly there, with foldable tripods, steel props and a shifting trolley doing the moving.

How tall can one pour go?
Up to 12 m maximum one-time casting height. That's the number that decides how many lifts a wall pour ends up split into.

Does it do slabs as well?
Yes. It's built as flexible slab formwork and table slab formwork, plus timber column formwork and timber wall formwork — same components, different configuration. On the Jakarta tower it was working load-bearing walls, structural columns and cast-in-place slabs at the same time.

Anything I can check on paper?
The manufacturer behind it, FWK Lianggong Formwork — a formwork and scaffolding maker based in Yancheng, Jiangsu — runs an ISO 9001:2015 quality management system. Its factory production control for structural steel components sits under EN 1090-2, and H20 Timber Beam Formwork is listed among the covered products.

And on ordering?
MOQ is one container. Lead time runs 30–35 days. Around 70% of what the factory ships goes to North America, South America, the Middle East, Europe and Africa, so signature specs from those markets aren't new to the team.

One thing I'm curious about: if you're weighing this against a steel frame system, which number do you check first — panel weight per square metre, one-time casting height, or how fast your crew can strip it?

30/09/2026

From Heavy Lifting to Simple Handling: The 65 kg/m² Fix

There's a moment on every wall pour where you can see it on the crew's faces. The panel is up, the crane has swung away, and now three or four people are trying to walk it into line. Nobody's being slow. The panel is just heavy.

H20 timber beam panels sit around 65 kg/m². Scale that up to a full-height wall panel and you're handling something that needs a whole team plus a lot of patience. Do that all day, and the slowdown stops being a scheduling issue. It's a weight issue.

That's the problem the 120 Steel Frame Formwork (FWK-SOF 120) was designed around.

Its panel weight per unit area is 51 kg/m². That's about 14 kg less on every square meter of wall your crew touches. Frames are Q355B steel, and the max panel size is 3.3 m x 1.35 m — so you're still covering the wall in big pieces, just without the wrestle.

Here's the part people tend to get wrong: lighter doesn't have to mean flexier. The FWK-SOF 120 has a 120 mm panel depth. That depth is where the rigidity comes from — structure that holds its shape when the concrete goes in, without piling extra weight back onto the panel.

What that looks like on site: fewer hands needed to position each panel. Less fatigue by mid-afternoon. Panels that go up straight the first time. On one wall it's a small win. Across a floor, then a tower, it's the kind of thing that quietly changes your cycle.

FWK Lianggong Formwork (Yancheng Lianggong Formwork Co., Ltd.) has been manufacturing formwork and scaffolding since 2010 — H20 timber beam systems, steel formwork, steel frame, aluminum, climbing and slab formwork — shipped to North America, South America, the Middle East, Europe and Africa.

So an honest question for the site guys: at what panel weight does your crew start asking for a crane on something they'd rather just carry by hand?

27/09/2026

Hydraulic Auto-Climbing Formwork: A Core Wall Walkthrough

The core wall is often the slowest thing on a high-rise. Slabs, facade, risers — they all end up waiting on it.

Which is why the climbing sequence usually matters more than the formwork itself.

Picture a tower with a concrete core and shear walls running up the middle, each lift roughly one floor. Hydraulic Auto-Climbing Formwork is built for that kind of vertical concrete work: a working platform anchored into the wall you just poured, carrying the formwork panels and a protective structure up with it. It climbs on hydraulic rams, so there's no crane lift and no full re-rig on every floor.

The platform gives about 900 mm of operating width, which is enough for a crew to strip, clean and reset panels without constantly stepping around each other. The protective screen sits at the protection height your site spec calls for.

How one lift usually runs:

1. Rebar and embedments go in first, and get checked before anything closes.
2. Panels close and the concrete goes in at the pour rate the engineer signed off on.
3. Once the wall reaches the strength the engineer specifies, the anchors move to the new lift and the unit climbs.
4. Strip, clean, coat the panel face with release agent, reset. Then repeat.

Two things decide whether that cycle holds: the anchors and the protection. The unit depends on concrete that has already cured, and the protective screen stays between the crew and the open edge for the whole climb. On US projects, formwork design and er****on safety falls under ANSI/ASSP A10.9-2013 (R2018) — worth checking before the first lift, not after.

Then there's the part that shows up around month eight. A climbing system only keeps its cycle if components keep coming: replacement panels, hydraulic parts, wedges, and someone who can answer a question when the core changes dimension two floors up. FWK Lianggong Formwork, a formwork and scaffolding manufacturer based in Yancheng, China, has been producing climbing and cantilever climbing systems since 2010, alongside H20 timber beam, steel frame and aluminum formwork, and takes OEM and ODM orders. Output runs at about 1,000 tons a month, a standard order ships in roughly 30–35 days, and you can start with one container.

Have you run a climb on a core before? Curious what actually eats your cycle time — the climb itself, the rebar, or waiting on the pour.

24/09/2026

H20 Timber vs. Steel Frame Formwork: 3 Wall Pour Differences

Two crews, same wall, same morning. One is waiting on a tower crane to swing panels into place. The other is already stripping and re-setting by hand.

That gap usually isn't about who works harder. It's about which system got matched to the pour in the first place.

So here's a quick look at H20 Timber Beam Formwork versus a typical steel frame option — and the three differences that actually show up on a wall pour.

1) Panel weight, and who has to lift it

H20 Timber Beam Formwork runs at 65 kg/m². Steel frame panels are lighter: the 65 Steel Frame Formwork (FWK-SNF 65) sits at 39 kg/m², and the deeper 120 Steel Frame Formwork (FWK-SOF 120) at 51 kg/m². Lighter panels ask less of your crane and your crew. But light only wins if the system still fits the shape you're pouring.

2) Application flexibility — one geometry, or many

The H20 system is set up as flexible slab formwork, table slab formwork, timber column formwork and timber wall formwork. Same components, different assemblies: walls, columns, slabs. The timber beams and panels can also be cut and reused on site, which is a big part of why it held up on the Kalimantan Dam project in Indonesia, where the structure kept moving between straight and curved sections.

Steel frame panels tend to earn their keep on long, straight, repeating wall runs. FWK-SNF 65 takes panels up to 3m x 1.2m, with a permissible lateral pressure of 60 kN/m² and a maximum one-time casting height of 12m. That's a lot of wall in a single pour — provided the wall stays a wall.

3) What the panel is actually made of

H20 Timber Beam Formwork is built from H20 timber beam, plywood, steel waler and fl**ge claw. Four parts, each doing its own job, each replaceable on its own — swap the plywood face when it wears, keep the beams.

A steel frame panel is a welded steel frame with a plywood face (Q355 steel and 12mm plywood on the FWK-SNF 65). Fewer parts to track, but the frame is one unit.

Before the next wall pour, three quick questions are worth asking: is a crane free all day, does the geometry repeat, and how many times will you reuse the set?

FWK Lianggong Formwork (Yancheng Lianggong Formwork Co., Ltd., based in Jianhu, Yancheng, China) builds both systems, along with climbing, tunnel and slab formwork, and has been manufacturing since 2010. OEM and ODM orders are welcome, and MOQ starts at one container.

On your sites, which of the three usually decides it — the weight, the geometry, or the spare parts?

Address

Jalan Pantai Indah Barat, Komplek Toho Blok A No. 08
North Jakarta

Telephone

+6281312903800

Website

https://www.lianggongformwork.com/, https://www.lianggongform.com/

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