Working principle
- The rock wool board is fed between the upper and lower diamond rollers via a conveyor.
- The upper and lower rollers rotate at high speed in the same direction (with the linear speed synchronized to the production line).
- The diamond abrasive grains perform micro-cutting, scraping and compaction on the surface of the rock wool, removing the loose layer and protrusions.
Product Features
Thickness-set grinding: Precisely grind the upper and lower surfaces of the rock wool board to control the thickness tolerance (±0.5~1mm) and ensure uniform consistency of the board.
01
Surface leveling: Remove burrs, protrusions, adhesive nodules, and brittle fiber layers from the surface of the rock wool board to achieve a smooth and dense board surface.
02
Edge Trimming / Chamfering: Can be equipped with a side grinding wheel to simultaneously polish the side of the plate, remove burrs, and facilitate packaging and construction.
03
Strength enhancement: Through rolling and grinding, the sheet material is compacted to increase its density, thereby improving the compressive and flexural strength of the rock wool board.
04
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Power coil insulation winding device
The power coil insulation winding device (also known as coil insulation winding machine, mica tape winding machine, or coil wrapping machine) is a specialized automated equipment used in the manufacturing of power equipment (such as transformers, motors, reactors, and transformers) to automatically wrap and cover the coil conductors with insulation materials at the inter-turn, inter-layer, end, and main insulation levels. Its core function is to uniformly, stably, and efficiently cover the insulation materials, ensuring the electrical insulation strength, heat resistance, and mechanical stability of the coil.
On-site installation: Application scenarios
- Building insulation rock wool board production line
- Pipe insulation rock wool pipe / felt grinding
- Fixed-thickness grinding of slag wool and aluminum silicate wool boards
- Continuous and automatic rock wool post-treatment line (24-hour continuous operation)

FAQ
Q: How can we guarantee quality?
A: Always a pre-production sample before mass production;Always final Inspection before shipment.
Q: Why should you buy from us not from other suppliers?
A:Our company has advanced production equipment and excellent company team. The company's integrity and practicality, service follow-up, and product quality assurance have been praised and recognized by the industry.
Q: Can you customize according to my drawing?
A:Sure, we accept customization based on your drawings.
Just provide your technical drawings, and our engineering team will process them precisely with CNC machining.
Q: What is the basis for the quotation?
A:The quotation is based on comprehensive calculation considering factors such as material, specification, processing difficulty, quantity, and surface treatment. Larger quantities receive preferential treatment.
Q:Do you have technical support?
A:Yes, we have professional technical support.
Our engineers can provide you with technical advice, installation guidance and after-sales service.
Q:How are the products packaged?
A:They are packaged with moisture-proof, shock-proof, and rust-proof professional materials. Standard parts are packed in cardboard / wooden boxes, while large equipment is reinforced and packed to ensure transportation safety.
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